Book a consultation

MT · USA — delivered from Surrey, BC

Tiny Homes for Sale in Montana

Montana is a workable state for tiny homes. It has adopted the 2021 IRC with Appendix Q statewide, runs a factory-built building insignia program for modular units, and titles tiny houses on wheels as travel trailers through the county treasurer. The cleaner path to legal permanent occupancy is a modular tiny house on a permanent foundation under Appendix Q and the state insignia. Design here is driven by snow and frost, with added seismic demand in the western part of the state. KYRAX builds in Surrey, BC and delivers into Montana.

US buyers: certification for your market is written into the build contract — see how certification works and US financing.

01 — Models available here

Models Available in Montana

All KYRAX models are available for delivery to Montana. Every home is customizable.

Now taking reservations

Vale

8'6" × 24' · ~284 sq ft · Sleeps 2 · 1 bed + loft

RVIA/NOAH + NHTSA

10–12 weeks · weekly photos

From $119,900 CAD

Indicative starting price in CAD. Your final USD price is confirmed at your consultation.

See the full model page
VegaSpecs finalizing

8'6" × 28'

RVIA/NOAH + NHTSA

Launch pricing announced at consultation · join the waitlist

StoneSpecs finalizing

8'6" × 38' gooseneck

RVIA/NOAH + NHTSA

Launch pricing announced at consultation · join the waitlist

VistaSpecs finalizing

10'6" × 36'

ANSI A119.5 park model

Launch pricing announced at consultation · join the waitlist

ZenithSpecs finalizing

12' × 44'

IBC/IRC modular + Appendix Q

Launch pricing announced at consultation · join the waitlist

CoveSpecs finalizing

10' × 32'

IBC/IRC modular + Appendix Q

Launch pricing announced at consultation · join the waitlist

02 — Climate + code

Engineered for Montana’s conditions

Every KYRAX home shipped to Montana is sized to the actual code and climate values for your site — not a generic climate package.

Building code2021 I-Code series statewide (IBC, IRC, IMC, IFGC, IECC), effective June 11, 2022; IRC Appendix Q adopted for tiny houses 400 sq ft or less
Frost depth36-48 in. The state rule outside certified local jurisdictions is 36 in to the bottom of footings for single-story frame buildings and 48 in for multistory or masonry (ARM 24.301.142); adopted city figures: Bozeman 36 in single-story / 48 in two-story, Helena 42 in, Billings 42 in, Missoula County and Kalispell 36 in
Snow load30 psf state minimum design roof snow load (not ground snow load) after reductions, computed per ASCE 7-22 via the ASCE 7 Hazard Tool; adopted city values run from that 30 psf floor (Helena, Billings) to 46 psf ground snow in Bozeman and 60 psf ground snow in Kalispell; mountain sites commonly exceed 100 psf ground snow
Design wind105-115 mph basic design wind speed (3-second gust, Risk Cat II) in the adopted city criteria: Missoula County 105, Helena 106, Billings 110, Bozeman and Kalispell 115. No hurricane exposure
Seismic categorySDC A/B in eastern Montana up to SDC D in the seismically active western/southwestern region (e.g. much of Gallatin County and the Helena area)

Montana design is governed by snow and frost, not wind or hurricane exposure. Ground snow loads climb steeply from valley floors to mountain sites, and adopted frost depths in the populated valleys run 36 to 48 inches. Western Montana adds meaningful seismic demand, reaching SDC D near Gallatin County and Helena. State rules since Sept 2024 direct design snow loads to ASCE 7-22 via the ASCE 7 Hazard Tool; the Montana State University snow-load tool remains a useful site-specific reference. Confirm both the snow load and the frost depth with the local building department, since adopted city criteria differ from the state's default footing rule.

03 — Regulations

Montana tiny home regulations

How tiny homes are classified

A THOW is titled as a travel trailer (a vehicle/RV); a modular tiny house on a permanent foundation is a factory-built building under the state insignia program.

State-specific note

Montana adopted IRC Appendix Q (tiny houses 400 sq ft or less, excluding lofts) statewide, first in Dec 2019 and carried into the 2021 IRC adoption under ARM 24.301.154, and applies it to factory-built tiny houses on a permanent foundation used as single-family dwellings.

Montana has adopted the 2021 I-Code series statewide, administered by the DLI Building Codes Program in the Business Standards Division. Modular and industrialized units built or sold in Montana must bear a state-issued Factory-Built Building Insignia (or the insignia of a reciprocal state or approved third-party agency), and manufacturers must maintain an approved quality-control program. A tiny house on wheels is titled and registered as a travel trailer by weight and length through the Motor Vehicle Division, handled locally by the County Treasurer, so it is a vehicle rather than real property and cannot be permanently occupied as a dwelling except where local rules allow (RV parks, campgrounds, or jurisdictions that specifically permit it). The 2023 SB 528 ADU law (MCA 76-2-345, effective Jan 1, 2024) requires municipalities to allow at least one ADU on single-family lots, but it does not by itself legalize permanent occupancy of a THOW or RV. Local certified city and county departments may adopt Appendix Q and layer on zoning and land-use requirements, so on-the-ground permitting still varies by jurisdiction.

These are general state-level frameworks — your specific lot, county and city amendments, and utility situation determine the permits you'll actually need. We confirm the details for your exact address before you order; the zoning lookup starts that.

04 — Delivery

Delivery to Montana

Typical transitEstimated 3-6 days from Surrey, BC, depending on destination and border clearance; not a guaranteed schedule and quoted per site
Route corridorSouth through the BC-Washington/Idaho border, then east into Montana via I-90 and connecting highways to Missoula, Bozeman, Billings and other markets
Common uses in regionADUs and backyard units, guest and rental cabins, seasonal placements at RV parks and campgrounds, and modular tiny houses on permanent foundations

KYRAX builds in Surrey, BC and delivers into Montana across the border. Cross-border transit involves customs clearance and, for wider or taller units, oversize permits along the route, so timing is an estimate rather than a fixed promise. Each delivery is quoted per site based on the destination, unit dimensions, and access.

05 — Common questions

Tiny Home FAQs for Montana

Quick answers for state-specific buyer questions.

Can I legally put a tiny home on my land in Montana?

Placement depends on your jurisdiction, which is why we check your exact address before you order. In Montana, a KYRAX tiny home is typically classified as follows: A THOW is titled as a travel trailer (a vehicle/RV); a modular tiny house on a permanent foundation is a factory-built building under the state insignia program.. Montana adopted IRC Appendix Q (tiny houses 400 sq ft or less, excluding lofts) statewide, first in Dec 2019 and carried into the 2021 IRC adoption under ARM 24.301.154, and applies it to factory-built tiny houses on a permanent foundation used as single-family dwellings. Local zoning, setbacks, and utility rules still apply — run your site through the zoning lookup and we'll tell you plainly what works.

How much can I save versus a traditional home in Montana?

The median home price in Montana is ~US$470K. Our flagship model, the Vale, starts at $119,900 CAD — a fraction of a conventional build (US pricing confirmed at your consultation). On a foundation, our modular models follow the US mortgage path (IBC/IRC); movable models use chattel or RV lending. Common uses here are ADUs and backyard units, guest and rental cabins, seasonal placements at RV parks and campgrounds, and modular tiny houses on permanent foundations, and we quote your specific situation on request.

How long does delivery to Montana take from your BC facility?

We ship from Surrey, British Columbia via the South through the BC-Washington/Idaho border, then east into Montana via I-90 and connecting highways to Missoula, Bozeman, Billings and other markets. Estimated 3-6 days from Surrey, BC, depending on destination and border clearance; not a guaranteed schedule and quoted per site — this is a cross-border estimate; customs clearance and oversize-load permits affect timing, so we confirm it per site. Foundation models travel as pre-finished panels; trailer (THOW) models arrive road-ready for on-site leveling.

How does Montana's climate change how my tiny home is built?

Montana-bound KYRAX builds are engineered to real local conditions: 36-48 in. The state rule outside certified local jurisdictions is 36 in to the bottom of footings for single-story frame buildings and 48 in for multistory or masonry (ARM 24.301.142); adopted city figures: Bozeman 36 in single-story / 48 in two-story, Helena 42 in, Billings 42 in, Missoula County and Kalispell 36 in frost depth, 30 psf state minimum design roof snow load (not ground snow load) after reductions, computed per ASCE 7-22 via the ASCE 7 Hazard Tool; adopted city values run from that 30 psf floor (Helena, Billings) to 46 psf ground snow in Bozeman and 60 psf ground snow in Kalispell; mountain sites commonly exceed 100 psf ground snow ground snow load, 105-115 mph basic design wind speed (3-second gust, Risk Cat II) in the adopted city criteria: Missoula County 105, Helena 106, Billings 110, Bozeman and Kalispell 115. No hurricane exposure basic design wind speed, and Seismic Design Category SDC A/B in eastern Montana up to SDC D in the seismically active western/southwestern region (e.g. much of Gallatin County and the Helena area). We size insulation, framing, and anchorage to the actual ASCE 7 / IBC values for your site — not a generic climate package.

What building code and certification apply in Montana?

Montana builds to 2021 I-Code series statewide (IBC, IRC, IMC, IFGC, IECC), effective June 11, 2022; IRC Appendix Q adopted for tiny houses 400 sq ft or less. Every KYRAX home is built to its US certification pathway — RVIA or NOAH inspection for tiny homes on wheels, ANSI A119.5 for park models, IBC/IRC for modular — with third-party certification for your destination market written into the build contract and confirmed before delivery. We can walk you through the engineering documentation your local authority may require.

Can I title and register a tiny house on wheels in Montana?

Yes. Montana titles and registers a tiny house on wheels as a travel trailer, by weight and length, through the Motor Vehicle Division, handled locally at the County Treasurer's office (there is no central DMV counter). Travel-trailer registration fees run about $72 for units under 16 ft and about $152 for 16 ft and over, and units 11 or more model years old qualify for permanent registration. The title conveys ownership, but a THOW titled this way is a vehicle, not a legal permanent dwelling.

Is a tiny house on wheels legal to live in full-time in Montana?

Not automatically. A THOW titled as a travel trailer is treated as a vehicle or RV, so full-time residence is limited to RV parks, campgrounds, or jurisdictions that specifically permit it. A modular tiny house on a permanent foundation, built to IRC Appendix Q with the state factory-built insignia, is the cleaner path to legal permanent occupancy. Confirm the details with the specific county or city, and note that rural areas may not enforce building permits while still enforcing zoning and septic rules.

06 — Popular locations

Popular Locations in Montana

  • Bozeman / Gallatin Valley
  • Missoula
  • Flathead Valley (Kalispell / Whitefish)
  • Billings
  • Helena
  • Great Falls
  • Butte

08 — Sources

Where these facts come from

The code, titling, and climate statements on this page are researched claims, not boilerplate. Each links to the authority it came from.

  1. Montana titles and registers tiny houses on wheels as travel trailers through the county treasurer, with permanent registration for older units

    mvdmt.gov
  2. Montana runs a Factory-Built Buildings program requiring a state insignia and an approved QC program, under DLI's Business Standards Division

    bsd.dli.mt.gov
  3. Montana adopted the 2021 IRC with Appendix Q statewide under ARM 24.301.154, applied to factory-built tiny houses on permanent foundations

    law.cornell.edu
  4. Montana has adopted the 2021 I-Code series statewide, administered by the DLI Building Codes Program

    bsd.dli.mt.gov
  5. SB 528 / MCA 76-2-345 requires municipalities to allow at least one ADU on single-family lots, effective Jan 1, 2024

    archive.legmt.gov
  6. State minimum design roof snow load is 30 psf after reductions, computed per ASCE 7-22 via the ASCE 7 Hazard Tool (ARM 24.301.154(5) / 24.301.146(26))

    bsd.dli.mt.gov
  7. State footing-depth rule outside certified jurisdictions: 36 in single-story frame, 48 in multistory/masonry (ARM 24.301.142(9))

    rules.mt.gov
  8. Bozeman design criteria: 46 psf ground snow, 115 mph wind, SDC D0, frost 36 in single-story / 48 in two-story

    bozemanmt.gov
  9. Helena design criteria: 30 psf minimum snow, 106 mph wind, SDC D0, 42 in frost depth

    helenamt.gov
  10. Billings design criteria: 30 psf roof snow (33 psf ground for drift), 110 mph wind Risk Cat II, seismic zone A, 42 in frost depth

    billingsmt.gov
  11. Kalispell design criteria: 60 psf ground snow, 115 mph wind, SDC D1, 36 in frost depth

    kalispell.com
  12. Missoula County IRC design criteria: 105 mph wind, SDC D0, 36 in frost depth, site-specific snow via ASCE 7-22

    missoulacounty.build
  13. Montana State University site-specific ground snow load tool (based on the 2004 MSU snow-loads report)

    snowload.montana.edu
  14. Montana median home value

    zillow.com

Get a Free Quote for Montana

Tell us about your project and we’ll provide a detailed quote including MT-specific delivery, certification, and setup guidance.