Tiny Homes: Oxnard vs Ventura
How do tiny homes rules compare between Oxnard, CA and Ventura, CA?
Oxnard and Ventura have similar restriction levels.
Oxnard, CA
Ventura County
Tiny homes in Oxnard are regulated as either ADUs (if on a permanent foundation) or park model RVs. California ADU law (AB 68, SB 13) streamlines accessory dwelling unit approval. Tiny homes on wheels are classified as RVs and cannot be used as permanent residences on residential lots.
View full Oxnard rules →Ventura, CA
Ventura County
Ventura does not have a separate 'tiny home' ordinance. A tiny home on a permanent foundation is regulated as an Accessory Dwelling Unit (ADU) under SBMC Chapter 24.430 and Cal. Gov. Code §65852.2 — minimum 150 sq ft per Health & Safety Code §17958.1, maximum 18 ft height (detached). Movable tiny homes on wheels are RVs/park trailers under California HCD regulations and cannot be used as permanent dwellings on a residential lot.
View full Ventura rules →Key Facts Comparison
| Fact | Oxnard | Ventura |
|---|---|---|
| On Foundation | Treated as ADU, streamlined permit | - |
| On Wheels | Classified as RV, no permanent use | - |
| State Law | Gov. Code §65852.2 (ADU) | - |
| Min Standards | Must meet CBC habitability | - |
| On-foundation tiny home | - | Regulated as ADU under SBMC Ch. 24.430 |
| Minimum size | - | 150 sq ft (Cal. HSC §17958.1) |
| Max height detached | - | 18 ft (20 ft for roof pitch) |
| Tiny home on wheels | - | RV/park trailer — not a permanent residence |
| JADU max | - | 500 sq ft attached, single-family lots |
Highlighted rows indicate differences between cities.
Oxnard FAQ
Can I put a tiny home in my Oxnard backyard?
Yes, if it is on a permanent foundation and meets ADU requirements. California ADU law streamlines approval for accessory dwelling units including tiny homes meeting building code standards.
Can I live in a tiny house on wheels in Oxnard?
No. Tiny homes on wheels are classified as recreational vehicles and cannot be used as permanent residences on residential lots in Oxnard. They may only be lived in at designated RV parks.
What size can a tiny home ADU be in Oxnard?
ADUs can be up to 800 square feet for detached units on single-family lots or up to 1,000 square feet for two-bedroom ADUs under California state law minimums that cities must allow.
Ventura FAQ
Can I put a tiny home in my Ventura backyard?
Yes — if it is on a permanent foundation and built as an ADU under SBMC Chapter 24.430. It must be at least 150 sq ft, no more than 18 ft tall (detached), and obtain a ministerial ADU building permit.
Can I live in a tiny house on wheels on my Ventura property?
No. A tiny house on wheels is classified by California HCD as a recreational vehicle or park trailer and cannot be used as a permanent residence on a residential lot. Use is limited to licensed RV/mobile home parks.
What is the smallest legal ADU I can build?
150 square feet, per Cal. Health & Safety Code §17958.1, which SBMC 24.430.050 incorporates by reference. The ADU must still meet California Building Code habitability standards.
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