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Fresno County, CA Accessory Structures: Tiny Homes (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Tiny home rules in Fresno County, CA, covering tiny houses on wheels (THOWs), park model RVs, and tiny home on foundation builds, determine where they are legal and how they get permitted.

Key Facts

Allowed standard
Appendix Q of the California Residential Code
Time limit
One year from verified structure loss
Eligibility
Property owner of record only, after fire/disaster loss
Permit required
Site plan under CBC § 107.2.6, § 15.70.060
Governing chapter
Fresno County Code Chapter 15.70

Summary

Fresno County allows a displaced homeowner whose residence burned down or was destroyed to place a Tiny House built to Appendix Q of the California Residential Code on the property for up to one year. The rule sits in the county's disaster-response chapter, not its general accessory-structure code, so it only applies after a documented total loss.

City-specific rules exist: Fresno, and Clovis have their own tiny homes rules that differ from Fresno County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

Recognizing availability of affordable temporary housing when a single-family residence is made inhabitable or destroyed by fire, vehicle accident, or other natural cause, Temporary Housing as described herein may be allowed in accordance with the provisions of this chapter are applicable only to the resident who is identified as the property owner of record. ... A.Temporary housing, also referred to as Temporary Housing Units, may be provided by means of:1.Recreational Vehicle (RV)...or2.Tiny Houses complying with the provisions of Appendix Q of the California Residential Code.

Source: CBC Appendix Q Tiny HousesView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 51).

Full Breakdown

70, Emergency and Disaster Response, was adopted by Ordinance No. 23-001 on February 28, 2023, to let a property owner keep temporary housing on site while rebuilding after a single-family residence is made uninhabitable or destroyed by fire, vehicle accident, or other natural cause. 010 limits the chapter to the resident identified as the property owner of record, and the provisions stay in effect for only one year from the date a local fire protection agency or the county's Development Services Division verifies the structure loss or damage.

030(A) lists two allowed forms of Temporary Housing Units: a licensed, operable recreational vehicle certified to NFPA 1192 and related standards, or a Tiny House complying with Appendix Q of the California Residential Code. 300 for parcels in the State Responsibility Area. 030(C) and (D) require a listed smoke detector and carbon dioxide detector in each living area, plus a propane gas detector if the unit runs on propane fuel. 6 and a foundation support system resisting lateral movement, along with the manufacturer's information for the Tiny House unit.

Violations & Fines

Placing a Temporary Housing Unit, including a Tiny House, without the permit required by Fresno County Code Section 15.70.060, or keeping one beyond the one-year window in Section 15.70.010 or after the property owner of record changes, is unpermitted development the county's Development Services Division can require to be removed or brought into compliance with a standard permit.

Frequently Asked Questions

Can I put a tiny house on my Fresno County property?
Only as temporary disaster housing. Fresno County Code Section 15.70.030(A)(2) allows a Tiny House built to Appendix Q of the California Residential Code, but only under Chapter 15.70's emergency and disaster response rules, which apply when a single-family residence has been made uninhabitable or destroyed by fire, vehicle accident, or another natural cause.
How long can the tiny house stay after a home is destroyed?
One year. Fresno County Code Section 15.70.010 limits the chapter's temporary housing provisions to one year from the date a local fire protection agency or the county's Development Services Division verifies the structure loss, and the allowance applies only to the resident identified as the property owner of record.
Does the tiny house still need a building permit?
Yes. Fresno County Code Section 15.70.060 requires a permit application with a detailed site plan meeting California Building Code Section 107.2.6, a foundation support system resisting lateral movement, and the manufacturer's information for the unit, plus smoke, carbon dioxide, and propane gas detectors under Section 15.70.030(C) and (D).

Sources & Official References

Other rules in Fresno County

All Fresno County rules

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