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AZ · USA — delivered from Surrey, BC

Tiny Homes for Sale in Arizona

Arizona is unusually friendly to tiny homes on wheels at the vehicle level: ADOT MVD titles and registers them as trailers, not as houses. Permanent placement is a different question, and it is decided locally. Arizona has no mandatory statewide building code, so each city, town, and county is its own authority having jurisdiction. Legality can change at a county line. We build in Surrey, BC and deliver into the state, with third-party certification for the destination market written into the build contract.

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 Arizona

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

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 Arizona’s conditions

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

Building codeNo statewide code for ordinary construction. Each city/county is its own AHJ. Phoenix is on the 2024 I-Codes with the 2023 NEC (effective Aug 2025), Pima County on the 2024 I-Codes with the 2023 NEC (effective Jan 2026), unincorporated Maricopa County still on the 2018 I-Codes with the 2017 NEC
Frost depth0 in in the low deserts (Phoenix, Maricopa County, and Pima County below 4,000 ft); 24-30 in in the high country (Pima County above 4,000 ft 24 in, Flagstaff 30 in). Confirm locally
Snow load0 psf in the deserts (Phoenix, Tucson); 60 psf ground snow load in Flagstaff, and Pima County's elevation bands step up to 80 psf above 8,000 ft
Design wind115 mph ultimate (3-second gust, Risk Cat II) adopted across Maricopa and Pima under the 2018-code cycle; Phoenix's 2024 code lowers it to 105 mph (ASCE 7-22 basis); not a hurricane state
Seismic categoryGenerally SDC B to C (low-to-moderate); locally higher near active faults in parts of northern and western AZ

Arizona's dominant hazard is extreme desert heat and problem soils, not snow or frost. With frost depth set at zero in the desert jurisdictions, foundation design is governed by soil conditions. The Arizona Geological Survey maps both expansive clays and collapsing soils across the Phoenix and Tucson metro areas. The high country around Flagstaff and the White Mountains is the opposite regime, with real snow load and frost depth. Values swing enormously by elevation, so any unit should be engineered to the specific site.

03 — Regulations

Arizona tiny home regulations

How tiny homes are classified

A tiny house on wheels is a recreational vehicle or trailer under A.R.S. 41-4001; a foundation tiny house is regulated locally under the code each county or city has adopted

State-specific note

Arizona has two ADU statutes. ARS 9-461.18 covers cities and towns of more than 75,000 people (rules due 1 January 2025); ARS 11-810.01 covers counties, with no population threshold in its text (rules due 1 January 2026). A city or town of 75,000 people or fewer is bound by neither. Where one applies, the local government must allow at least one attached and one detached ADU where a single-family home is allowed, and an ADU of 75% of the main house's interior habitable area or 1,000 sq ft, whichever is less. That is a minimum, not a cap: the county statute says larger units may be allowed, and the only size limit in either statute is that an ADU must be smaller than the main house. This is an ADU mandate, not a placement right for a tiny house on wheels. A THOW is not automatically a legal ADU.

Arizona law treats a tiny house on wheels as a vehicle. A.R.S. 41-4001 defines a recreational vehicle to include a park trailer of 320 to 400 sq ft and a travel trailer, so a home on wheels is not a building in statute. Vehicle titling runs through ADOT's Motor Vehicle Division, and how a specific unit will be classified is a question to put to MVD before you buy. To be a legal dwelling on land, a foundation unit must meet local building code. The residential code's tiny house appendix is adopted jurisdiction by jurisdiction. Pima County and Cochise County have each adopted it with the 2024 code as Appendix BB, and Phoenix's 2024 building code includes it. Cave Creek's current town code adopts the 2024 residential code without a tiny house appendix. Where the appendix is not adopted, a small house still has to meet the ordinary residential code. Factory-built modular units are regulated by the state through the Arizona Department of Housing, and A.R.S. 41-4006 leaves zoning, fire zones, setbacks and site development to the local jurisdiction. Because A.R.S. 11-861 says a county may adopt a building code rather than setting one statewide, always confirm the specific rules with your city or county building department before you buy or place a unit.

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 Arizona

Typical transitEstimated 3-6 days over the road from our Surrey, BC shop, depending on destination and permitting; a range, not a guaranteed schedule
Route corridorPacific Northwest down I-5, then inland via I-84/I-15 or I-10 toward Phoenix and Tucson; northern AZ served off I-40 and I-17
Common uses in regionBackyard ADUs where locally permitted, desert guest and rental units, and high-country cabins around Flagstaff, Sedona and the White Mountains

We deliver into Arizona from our shop in Surrey, BC. Because this is a cross-border move, the transit window above is an estimate rather than a promise: customs clearance, oversize-load permits, and destination access all affect the schedule, and each delivery is quoted per site. Wide loads require state permits along the route, and final placement access is the buyer's responsibility to confirm.

05 — Common questions

Tiny Home FAQs for Arizona

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

In Arizona, a KYRAX tiny home is typically classified as follows: A tiny house on wheels is a recreational vehicle or trailer under A.R.S. 41-4001; a foundation tiny house is regulated locally under the code each county or city has adopted. Whether it may sit on a particular lot is a local zoning question, which is why we check your exact address before you order.

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

The typical home value in Arizona is ~US$425K. Our flagship model, the Vale, starts at $119,900 CAD, a fraction of a conventional build (US pricing confirmed at your consultation). Common uses here are Backyard ADUs where locally permitted, desert guest and rental units, and high-country cabins around Flagstaff, Sedona and the White Mountains.

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

We ship from Surrey, British Columbia: Pacific Northwest down I-5, then inland via I-84/I-15 or I-10 toward Phoenix and Tucson; northern AZ served off I-40 and I-17. Estimated 3-6 days over the road from our Surrey, BC shop, depending on destination and permitting; a range, not a guaranteed schedule. Customs and oversize-load permits set the final window.

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

Each build is engineered to the values that govern here: frost depth: 0 in in the low deserts (Phoenix, Maricopa County, and Pima County below 4,000 ft); 24-30 in in the high country (Pima County above 4,000 ft 24 in, Flagstaff 30 in). Confirm locally; snow load: 0 psf in the deserts (Phoenix, Tucson); 60 psf ground snow load in Flagstaff, and Pima County's elevation bands step up to 80 psf above 8,000 ft; design wind: 115 mph ultimate (3-second gust, Risk Cat II) adopted across Maricopa and Pima under the 2018-code cycle; Phoenix's 2024 code lowers it to 105 mph (ASCE 7-22 basis); not a hurricane state.

What building code and certification apply in Arizona?

Arizona builds to No statewide code for ordinary construction. Each city/county is its own AHJ. Phoenix is on the 2024 I-Codes with the 2023 NEC (effective Aug 2025), Pima County on the 2024 I-Codes with the 2023 NEC (effective Jan 2026), unincorporated Maricopa County still on the 2018 I-Codes with the 2017 NEC. 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.

Can you live off-grid in Arizona?

Arizona does not decide that at state level, and no state does: zoning, the building code and the health authority each decide part of it locally. What Arizona does set is how the home is classified: A tiny house on wheels is a recreational vehicle or trailer under A.R.S. 41-4001; a foundation tiny house is regulated locally under the code each county or city has adopted. That usually settles it, because a home treated as a vehicle is often barred as a permanent dwelling however it is powered, while a modular home on a foundation may be allowed on the same parcel. We have not verified septic or utility-connection rules for Arizona; your building department and health authority can confirm them.

Can I legally title a tiny house on wheels in Arizona?

It is a vehicle in Arizona law, not a building. A.R.S. 41-4001 defines a recreational vehicle to include a park trailer of 320 to 400 square feet and a travel trailer. Vehicle titling runs through ADOT's Motor Vehicle Division, so ask MVD how your unit will be classified before you buy. A vehicle title does not make it a legal dwelling on land. Permanent placement is governed by local zoning and building code.

Is a foundation tiny house legal anywhere in Arizona?

It depends on the jurisdiction. A.R.S. 11-861 lets a county adopt a building code rather than setting one statewide, and the residential code's tiny house appendix is adopted place by place. Pima County and Cochise County have adopted it with the 2024 code, and Phoenix's 2024 building code includes it. Elsewhere a small house has to meet the ordinary residential code, so confirm with the specific building department before you commit.

06 — Popular locations

Popular Locations in Arizona

  • Phoenix metro (Maricopa County)
  • Tucson / Pima County
  • Flagstaff (northern AZ high country)
  • Sedona / Verde Valley
  • Prescott / Prescott Valley
  • Cochise County (Sierra Vista, Bisbee)
  • Show Low & the White Mountains

08 — Sources

Where these facts come from

Each statement above links to the authority it came from.

  1. ADOT Motor Vehicle Division, trailer registration (vehicle titling and registration in Arizona)

    azdot.gov
  2. MVD does not title mobile homes affixed to real property

    azdot.gov
  3. Arizona Department of Housing, Office of Manufactured Housing: Factory-Built Buildings program

    housing.az.gov
  4. ADOH certificates and labels; IPIA for HUD labels

    housing.az.gov
  5. Pima County: a tiny house is a single family dwelling of maximum 400 square feet; on a permanent foundation it is permitted in any zone allowing detached single family dwellings; on a mobile chassis it is considered a trailer and limited to named zones

    pima.gov
  6. No mandatory statewide building code — county code adoption is discretionary under A.R.S. § 11-861

    azleg.gov
  7. Arizona building codes are governed at the local-jurisdiction level

    up.codes
  8. Phoenix 2024 Building Construction Code (2024 I-Codes + 2023 NEC), effective Aug 1, 2025

    phoenix.gov
  9. Unincorporated Maricopa County on the 2018 I-Codes + 2017 NEC (adopted Aug 2022)

    maricopa.gov
  10. Pima County 2024 I-Codes + 2023 NEC, effective Jan 1, 2026

    pima.gov
  11. ARS 9-461.18: cities and towns of more than 75,000 people must allow at least one attached and one detached ADU, and an ADU of 75% of the house's interior habitable area or 1,000 sq ft, whichever is less; rules due 1 January 2025

    azleg.gov
  12. ARS 11-810.01: counties must allow the same, each ADU at least that size, and may allow larger ones; no population threshold in the text; rules due 1 January 2026

    azleg.gov
  13. Flagstaff design criteria: ground snow 60 psf, wind 115 mph, SDC C, frost line 30 in

    flagstaff.az.gov
  14. Maricopa County design criteria: wind 115 mph, SDC B, frost line 0 in, snow N/A

    maricopa.gov
  15. Pima County design criteria by elevation band (frost, snow, wind, seismic), Ord. 2018-30 Exhibit B

    content.civicplus.com
  16. AZGS problem soils: expansive clays and collapsing soils mapped across the Phoenix and Tucson metros

    azgs.arizona.edu
  17. Median home value (Zillow ZHVI)

    zillow.com
  18. A.R.S. 41-4001: a recreational vehicle includes a park trailer of not less than 320 and not more than 400 square feet when set up, and a travel trailer

    azleg.gov
  19. A.R.S. 41-4006: local codes and ordinances governing zoning requirements, fire zones, building setback and site development still apply to factory-built buildings

    azleg.gov
  20. Pima County Ordinance 2025-15, Exhibit B: adopts Appendix BB (Tiny Houses) with the 2024 International Residential Code

    pima.gov
  21. Cochise County has adopted Appendix BB (Tiny Houses) of the 2024 International Residential Code; the 2024 codes take effect September 1, 2026

    cochise.az.gov
  22. Town of Cave Creek, Town Code 151.02: adopts the 2024 International Residential Code with Appendices BF, CA, CB, CD, CE and CF; no tiny house appendix is listed

    codelibrary.amlegal.com

09 — Nearby states

Tiny Homes in Neighbouring States

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