Idaho Regulations: Counties & Municipal Zoning Guide
Understanding where Amish tiny cabins are allowed in Idaho depends on both county and city regulations. Idaho has no single statewide tiny house law — each of the state’s 44 counties and their municipalities set their own rules on minimum square footage, foundation requirements, and where tiny homes can be placed. Many rural counties have minimal or more flexible regulations, particularly in agricultural and unincorporated areas, offering greater placement options. Others defer building and zoning authority to local cities and towns. In contrast, suburban and resort-area municipalities often enforce stricter zoning, including minimum dwelling sizes ranging from 300 to 1,000+ square feet, foundation requirements, and occupancy classifications. Some areas may also regulate tiny homes on wheels differently from permanent residential structures or seasonal cabins. Because rules vary widely by location, it’s important to verify requirements with local authorities. The guide below provides a county overview and municipal references to help you confidently plan and place your tiny cabin in Idaho.
Counties
Yes — Idaho’s flagship tiny home county. Ada County (home to **Boise** — Idaho’s capital and largest city, plus Meridian, Eagle, Star) has adopted the **2018 International Residential Code with Appendix Q**, which allows tiny homes. Ada County permits only ONE bedroom for ADUs. Ada County proposed a program to combat the state restriction on THOWs as permanent dwellings, making tiny living more accessible. Active urban region with progressive ADU permitting. Contact Ada County Building Division.
Resources: Ada County, ID Government Directory
Yes. Adams County (home to Council — west-central Idaho) follows the 2018 International Residential Code including Appendix Q, permitting tiny homes. Significant rural flexibility. Contact Adams County Building Department.
Resources: Adams County, ID Government Directory
Yes. Bannock County (home to **Pocatello** — Idaho State University, southeast Idaho) adheres to the 2018 IRC featuring Appendix Q. Active university region. Contact Bannock County Building Department.
Resources: Bannock County, ID Government Directory
Yes. Bear Lake County (county seat: Paris) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Bear Lake County for property-specific permit guidance.
Resources: Bear Lake County, ID Government Directory
Yes. Benewah County (county seat: St. Maries) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Benewah County for property-specific permit guidance.
Resources: Benewah County, ID Government Directory
Yes. Bingham County (county seat: Blackfoot) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Bingham County for property-specific permit guidance.
Resources: Bingham County, ID Government Directory
Yes — and home to ADU incentives. Blaine County (home to **Hailey**, plus Sun Valley — Ketchum, world-class ski resort, Bald Mountain) — **Hailey provides local ADU incentives** (unusual in Idaho). Active ski tourism corridor — premium vacation rental market for park model tiny homes. Contact Blaine County Land Use Department.
Resources: Blaine County, ID Government Directory
Yes. Boise County (home to Idaho City — historic gold rush town, NOT the city of Boise which is in Ada County) permits tiny homes under Idaho’s IRC + Appendix Q framework. Significant rural flexibility. Contact Boise County Planning & Zoning Department.
Resources: Boise County, ID Government Directory
Yes. Bonner County (home to **Sandpoint** — Lake Pend Oreille — Idaho’s largest lake, Schweitzer Mountain Resort) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active lake/ski tourism corridor. Contact Bonner County Planning Department.
Resources: Bonner County, ID Government Directory
Yes. Bonneville County (home to **Idaho Falls** — Idaho’s fourth-largest city, near Yellowstone NP gateway) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active region near Yellowstone tourism. Contact Bonneville County Building Department.
Resources: Bonneville County, ID Government Directory
Yes. Boundary County (county seat: Bonners Ferry) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Boundary County for property-specific permit guidance.
Resources: Boundary County, ID Government Directory
Yes. Butte County (county seat: Arco) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Butte County for property-specific permit guidance.
Resources: Butte County, ID Government Directory
Yes. Camas County (county seat: Fairfield) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Camas County for property-specific permit guidance.
Resources: Camas County, ID Government Directory
Yes. Canyon County (Boise metro west — home to **Caldwell**, plus Nampa, Caldwell, Middleton — Idaho’s second-most populous county) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active growing suburban region. Contact Canyon County Building Department.
Resources: Canyon County, ID Government Directory
Yes. Caribou County (county seat: Soda Springs) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Caribou County for property-specific permit guidance.
Resources: Caribou County, ID Government Directory
Yes. Cassia County (county seat: Burley) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Cassia County for property-specific permit guidance.
Resources: Cassia County, ID Government Directory
Yes (unclear specific regs). Clark County (home to Dubois — Idaho’s least populated county, near Montana border) — specific tiny home regulations unclear. Significant rural flexibility — exceptional off-grid potential. Contact Clark County Planning & Zoning Department.
Resources: Clark County, ID Government Directory
Yes (unclear specific regs). Clearwater County (home to Orofino — Clearwater National Forest) currently has unclear specific tiny home regulations. Significant rural flexibility. Contact Clearwater County Building & Planning Department.
Resources: Clearwater County, ID Government Directory
Yes (unclear specific regs). Custer County (home to Challis — Sawtooth National Forest, Stanley/Sawtooth Mountains nearby) does not have specific tiny home regulations. Significant rural flexibility — among Idaho’s most accommodating for off-grid placement. Contact Custer County Planning & Zoning Department.
Resources: Custer County, ID Government Directory
Yes. Elmore County (home to **Mountain Home** — Mountain Home AFB) follows the 2020 Idaho Residential Code, which is amended to include the 2018 IRC including Appendix Q. Contact Elmore County Building Department.
Resources: Elmore County, ID Government Directory
Yes. Franklin County (county seat: Preston) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Franklin County for property-specific permit guidance.
Resources: Franklin County, ID Government Directory
Yes. Fremont County (county seat: St. Anthony) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Fremont County for property-specific permit guidance.
Resources: Fremont County, ID Government Directory
Yes — and uniquely accommodating for THOWs. Gem County (home to **Emmett**) is among the most accommodating counties in Idaho for owners of tiny homes on wheels — Gem County has created ordinances specifically for people wanting to **live permanently on wheels**, going beyond Idaho state restrictions. One of Idaho’s most progressive tiny home counties. Contact Gem County Planning & Zoning.
Resources: Gem County, ID Government Directory
Yes. Gooding County (county seat: Gooding) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Gooding County for property-specific permit guidance.
Resources: Gooding County, ID Government Directory
Yes. Idaho County (county seat: Grangeville) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Idaho County for property-specific permit guidance.
Resources: Idaho County, ID Government Directory
Yes. Jefferson County (county seat: Rigby) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Jefferson County for property-specific permit guidance.
Resources: Jefferson County, ID Government Directory
Yes (with RV time limits). Jerome County (home to **Jerome** — south central Idaho) lets you live in an RV for **60 days only**. After 60 days, you must get a residence permit for each additional day. Permits tiny homes on permanent foundations under Idaho’s IRC + Appendix Q framework. Contact Jerome County Planning & Zoning Department.
Resources: Jerome County, ID Government Directory
Yes. Kootenai County (home to **Coeur d’Alene** — Lake Coeur d’Alene, Idaho’s northern panhandle) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active lake tourism corridor — strong vacation rental market for park model tiny homes. Contact Kootenai County Building Department.
Resources: Kootenai County, ID Government Directory
Yes — and notable for tiny home flexibility. Latah County (home to **Moscow** — University of Idaho) — Moscow removed the six-month restriction on recreational vehicles, making it more accommodating for THOWs. Active university region. Contact Latah County Planning Department.
Resources: Latah County, ID Government Directory
Yes. Lemhi County (county seat: Salmon) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Lemhi County for property-specific permit guidance.
Resources: Lemhi County, ID Government Directory
Yes. Lewis County (county seat: Nezperce) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Lewis County for property-specific permit guidance.
Resources: Lewis County, ID Government Directory
Yes. Lincoln County (county seat: Shoshone) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Lincoln County for property-specific permit guidance.
Resources: Lincoln County, ID Government Directory
Yes. Madison County (home to **Rexburg** — BYU-Idaho) permits tiny homes under Idaho’s IRC + Appendix Q framework. Strong student/university ADU demand. Contact Madison County Building Department.
Resources: Madison County, ID Government Directory
Yes. Minidoka County (county seat: Rupert) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Minidoka County for property-specific permit guidance.
Resources: Minidoka County, ID Government Directory
Yes. Nez Perce County (home to **Lewiston** — Idaho’s lowest elevation, on Snake/Clearwater rivers, Lewis-Clark State College) permits tiny homes under Idaho’s IRC + Appendix Q framework. Contact Nez Perce County Building Department.
Resources: Nez Perce County, ID Government Directory
Yes. Oneida County (county seat: Malad City) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Oneida County for property-specific permit guidance.
Resources: Oneida County, ID Government Directory
Yes. Owyhee County (county seat: Murphy) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Owyhee County for property-specific permit guidance.
Resources: Owyhee County, ID Government Directory
Yes. Payette County (county seat: Payette) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Payette County for property-specific permit guidance.
Resources: Payette County, ID Government Directory
Yes. Power County (county seat: American Falls) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Power County for property-specific permit guidance.
Resources: Power County, ID Government Directory
Yes. Shoshone County (county seat: Wallace) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Shoshone County for property-specific permit guidance.
Resources: Shoshone County, ID Government Directory
Yes. Teton County (home to **Driggs** — west side of Teton Mountains, near Grand Targhee Resort, gateway to Grand Teton/Yellowstone National Parks) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active mountain/ski tourism — premium vacation rental market. Contact Teton County Planning & Zoning.
Resources: Teton County, ID Government Directory
Yes. Twin Falls County (home to **Twin Falls** — Snake River Canyon, Shoshone Falls — ‘Niagara of the West’) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active tourism corridor. Contact Twin Falls County Building Department.
Resources: Twin Falls County, ID Government Directory
Yes. Valley County (home to Cascade, plus **McCall** — Payette Lake, Brundage Mountain) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active mountain/lake tourism corridor. Contact Valley County Planning & Zoning Department.
Resources: Valley County, ID Government Directory
Yes. Washington County (county seat: Weiser) permits tiny homes under Idaho’s framework — Idaho was the **FIRST state to adopt IRC Appendix Q** for tiny homes statewide. The state has adopted the 2018 IRC including Appendix Q (max 400 sq ft, 150 sq ft min for tiny home structures, 6’8″ ceiling). Idaho HB 166 prohibits jurisdictions from outright banning ADUs. THOWs typically classified as RVs (restricted to RV parks for permanent residency). Significant rural flexibility in many Idaho counties. Contact your specific municipality’s zoning authority within Washington County for property-specific permit guidance.
Resources: Washington County, ID Government Directory
Municipalities
American Falls (in Power County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of American Falls, ID
Arco (in Butte County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Arco, ID
Blackfoot (in Bingham County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Blackfoot, ID
Yes — Idaho’s flagship tiny home city. Boise (Ada County — Idaho’s capital and largest city) has set building codes and guidelines for the legality of tiny houses. **Boise allows up to TWO bedrooms for ADUs** (Ada County only allows 1 BR). Tiny houses on wheels are temporary only for camping/seasonal use — NOT allowed as year-round dwellings. Active urban region. Contact Boise Department of Planning & Development Services.
Resources: City of Boise, ID
Bonners Ferry (in Boundary County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Bonners Ferry, ID
Burley (in Cassia County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Burley, ID
Caldwell (in Canyon County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Caldwell, ID
Cascade (in Valley County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Cascade, ID
Challis (in Custer County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Challis, ID
Yes. Coeur d’Alene (Kootenai County — Lake Coeur d’Alene, Idaho panhandle) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active lake tourism corridor — strong vacation rental market. Contact Coeur d’Alene Department of Community Planning.
Resources: City of Coeur d’Alene, ID
Council (in Adams County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Council, ID
Does Driggs, Idaho, Allow Amish Tiny Cabins?
Yes. Driggs (Teton County — west side of Teton Mountains, Grand Targhee Resort) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active mountain/ski tourism corridor — premium vacation rental market. Contact Driggs Department of Planning & Zoning.
Resources: City of Driggs, ID
Dubois (in Clark County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Dubois, ID
Eagle (in Ada County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Eagle, ID
Yes — and uniquely accommodating for THOWs. Emmett (Gem County seat) has unique ordinances specifically for people wanting to **live permanently on wheels** — going beyond standard Idaho state restrictions on THOWs as permanent dwellings. One of Idaho’s most THOW-friendly cities. Contact Emmett Department of Planning & Zoning.
Resources: City of Emmett, ID
Fairfield (in Camas County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Fairfield, ID
Yes — and uniquely tiny-home-friendly. Garden City (Ada County — Boise metro) strives to make tiny living more environment-friendly with specific Tiny Home Code amendments. Among Idaho’s most progressive cities on tiny homes. Contact Garden City Department of Development Services.
Resources: City of Garden City, ID
Gooding (in Gooding County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Gooding, ID
Grangeville (in Idaho County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Grangeville, ID
Yes — and uniquely incentivized. Hailey (Blaine County — gateway to Sun Valley) provides local ADU incentives (unusual in Idaho — Idaho doesn’t offer statewide ADU grants). Active ski tourism corridor. Contact Hailey Department of Community Development.
Resources: City of Hailey, ID
Idaho City (in Boise County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Idaho City, ID
Yes. Idaho Falls (Bonneville County — Idaho’s fourth-largest city, near Yellowstone NP) permits tiny homes under Idaho’s IRC + Appendix Q framework. Contact Idaho Falls Department of Community Development Services.
Resources: City of Idaho Falls, ID
Jerome (in Jerome County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Jerome, ID
Yes. Ketchum (Blaine County — Sun Valley resort area, world-class skiing, Bald Mountain) permits tiny homes under Idaho’s IRC + Appendix Q framework. Premium vacation rental market for park model tiny homes. Contact Ketchum Department of Planning & Building.
Resources: City of Ketchum, ID
Kuna (in Ada County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Kuna, ID
Yes. Lewiston (Nez Perce County — Idaho’s lowest elevation, on Snake/Clearwater rivers, Lewis-Clark State College) permits tiny homes under Idaho’s IRC + Appendix Q framework. Contact Lewiston Department of Community Development.
Resources: City of Lewiston, ID
Malad City (in Oneida County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Malad City, ID
Yes. McCall (Valley County — Payette Lake, Brundage Mountain ski resort) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active mountain/lake tourism — strong vacation rental market for park model tiny homes. Contact McCall Department of Planning & Zoning.
Resources: City of McCall, ID
Yes. Meridian (Ada County — Boise metro, Idaho’s second-largest city) has specific ADU ordinances governing size (typically 700-900 sq ft), setbacks, parking, owner-occupancy. Contact Meridian Department of Community Development.
Resources: City of Meridian, ID
Montpelier (in Bear Lake County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Montpelier, ID
Yes — and notable for THOW flexibility. Moscow (Latah County — University of Idaho main campus) removed the six-month restriction on recreational vehicles, making it more accommodating for THOWs. Active university region. Contact Moscow Department of Community Development.
Resources: City of Moscow, ID
Mountain Home (in Elmore County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Mountain Home, ID
Murphy (in Owyhee County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Murphy, ID
Yes. Nampa (Canyon County — Boise metro west, Idaho’s third-largest city) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active suburban growth region. Contact Nampa Department of Planning & Zoning.
Resources: City of Nampa, ID
Nezperce (in Lewis County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Nezperce, ID
Orofino (in Clearwater County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Orofino, ID
Paris (in Bear Lake County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Paris, ID
Payette (in Payette County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Payette, ID
Does Pocatello, Idaho, Allow Amish Tiny Cabins?
Yes. Pocatello (Bannock County — Idaho State University) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active university region. Contact Pocatello Department of Planning & Development.
Resources: City of Pocatello, ID
Post Falls (in Kootenai County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Post Falls, ID
Does Preston, Idaho, Allow Amish Tiny Cabins?
Preston (in Franklin County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Preston, ID
Does Rexburg, Idaho, Allow Amish Tiny Cabins?
Yes. Rexburg (Madison County — BYU-Idaho) permits tiny homes under Idaho’s IRC + Appendix Q framework. Strong student/university ADU demand. Contact Rexburg Department of Building & Engineering.
Resources: City of Rexburg, ID
Rigby (in Jefferson County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Rigby, ID
Rupert (in Minidoka County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Rupert, ID
Salmon (in Lemhi County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Salmon, ID
Yes. Sandpoint (Bonner County — Lake Pend Oreille, Schweitzer Mountain Resort) permits tiny homes under Idaho’s IRC + Appendix Q framework. Active lake/ski tourism corridor. Contact Sandpoint Department of Planning & Community Development.
Resources: City of Sandpoint, ID
Shoshone (in Lincoln County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Shoshone, ID
Soda Springs (in Caribou County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Soda Springs, ID
St. Anthony (in Fremont County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of St. Anthony, ID
Does St. Maries, Idaho, Allow Amish Tiny Cabins?
St. Maries (in Benewah County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of St. Maries, ID
Star (in Ada County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Star, ID
Yes. Sun Valley (Blaine County — world-class ski resort area) permits tiny homes under Idaho’s IRC + Appendix Q framework. Premium vacation rental market. Contact Sun Valley Department of Building & Public Works.
Resources: City of Sun Valley, ID
Yes. Twin Falls (Twin Falls County — Snake River Canyon, Shoshone Falls) permits tiny homes under Idaho’s IRC + Appendix Q framework. Contact Twin Falls Department of Planning & Zoning.
Resources: City of Twin Falls, ID
Wallace (in Shoshone County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Wallace, ID
Weiser (in Washington County) permits tiny homes under Idaho’s IRC + Appendix Q framework (max 400 sq ft, 150 sq ft min). Idaho was first state to adopt Appendix Q. HB 166 prohibits ADU bans. Contact local zoning office for property-specific permit guidance.
Resources: City of Weiser, ID
