Setback Rules: Oxnard vs Simi Valley
How do setback rules rules compare between Oxnard, CA and Simi Valley, CA?
Oxnard and Simi Valley have similar restriction levels.
Oxnard, CA
Ventura County
Oxnard's zoning code establishes minimum building setbacks from property lines that vary by zoning district. Standard residential setbacks include front, side, and rear yard requirements. Reduced setbacks may apply in certain overlay zones and for ADUs.
View full Oxnard rules →Simi Valley, CA
Ventura County
Setback requirements in unincorporated Ventura County are defined by zoning district under §8106-1.1 and §8106-3 through §8106-6. Setbacks vary by zone, with residential zones typically requiring 20-25 foot front, 5-10 foot side, and 15-25 foot rear setbacks.
View full Simi Valley rules →Key Facts Comparison
| Fact | Oxnard | Simi Valley |
|---|---|---|
| Front Yard (R-1) | 20 feet typical | - |
| Side Yard | 5 feet interior, 10 feet street side | - |
| Rear Yard | 15 feet typical | - |
| ADU Setback | 4 feet per state law | 4 feet (state law) |
| Residential Front | - | 20-25 feet (varies by zone) |
| Side Setback | - | 5-10 feet (varies by zone) |
| Exceptions | - | §8106-5 (chimneys, decks, etc.) |
| Code Section | - | §8106-1 through §8106-6 |
Highlighted rows indicate differences between cities.
Oxnard FAQ
What are the building setbacks in Oxnard?
Standard R-1 residential setbacks are 20 feet front, 5 feet interior side, 10 feet street side, and 15 feet rear. Other zones may differ. Contact Community Development at (805) 385-7858 for your specific zone.
Can I build closer to the property line for an ADU?
Yes. California ADU law allows a 4-foot setback from side and rear property lines for accessory dwelling units, overriding local setback requirements.
What happens if my building encroaches on the setback?
Structures in required setbacks face stop-work orders. You may need to apply for a variance through the Planning Commission or modify the structure to comply.
Simi Valley FAQ
What are the setbacks in Ventura County?
They vary by zone. Check §8106-1.1 for your zone's requirements or contact Planning at (805) 654-2488. R-1 zones typically require 20-25 ft front, 5-10 ft side, 15-25 ft rear.
Can anything be built in the setback?
Some exceptions exist under §8106-5 for architectural features, chimneys, bay windows, decks, pools, and porches. ADUs have reduced 4-foot setbacks.
How do I find my property's setbacks?
Look up your zone on the county GIS portal or contact Planning at (805) 654-2488.
Compare other topics
See how Oxnard and Simi Valley compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool