Carport Rules: Oxnard vs Simi Valley
How do carport rules rules compare between Oxnard, CA and Simi Valley, CA?
Oxnard and Simi Valley have similar restriction levels.
Oxnard, CA
Ventura County
Carport construction in Oxnard requires a building permit. Carports must meet zoning setback requirements, maximum lot coverage limits, and California Building Code structural standards. Open-sided carports have different setback rules than enclosed garages.
View full Oxnard rules →Simi Valley, CA
Ventura County
Simi Valley regulates carports as accessory structures under SVMC 9-30.080 (Table 3-2 setbacks; accessory structures may not cover more than 40 percent of any yard) and as covered parking under Chapter 9-34 (parking stall must be a clear 9 by 18 feet with no encroachment from posts). A building permit is required, and ADU-replacement carports must follow SVMC 9-44.160.
View full Simi Valley rules →Key Facts Comparison
| Fact | Oxnard | Simi Valley |
|---|---|---|
| Permit | Required for all carports | Building and Safety Division required |
| Setbacks | Per zoning district requirements | - |
| Lot Coverage | Carport area included in total | - |
| Foundation | Must be anchored per CBC | - |
| Accessory Structure Code | - | SVMC 9-30.080 (Table 3-2) |
| Yard Coverage Cap | - | 40 percent of any yard |
| Parking Stall Clear Dimension | - | 9 ft by 18 ft (SVMC 9-34.080) |
| Post Encroachment | - | Not allowed into stall |
| ADU Replacement Parking | - | SVMC 9-44.160 (covered, uncovered, or tandem) |
| State ADU Law | - | Cal. Gov. Code 65852.2 |
Highlighted rows indicate differences between cities.
Oxnard FAQ
Do I need a permit for a carport in Oxnard?
Yes. All carport construction requires a building permit from Oxnard Building Division, including pre-fabricated metal carport kits. Submit plans showing setbacks and structural details.
How close to the property line can I build a carport?
Setback requirements depend on your zoning district. Open carports in rear yards may have reduced setbacks. Contact Community Development at (805) 385-7858 for your specific requirements.
Does a carport count toward lot coverage in Oxnard?
Yes. Carport area is included in the total lot coverage calculation for your zoning district. Check maximum lot coverage limits before planning your carport.
Simi Valley FAQ
Do I need a permit to build a carport in Simi Valley?
Yes. The Building and Safety Division requires a building permit, and any electrical work needs a separate trade permit. Setbacks come from SVMC 9-30.080 Table 3-2.
How much of my yard can a carport cover?
Accessory structures, including carports, may not cover more than 40 percent of any yard under SVMC 9-30.080.
Can carport posts intrude into the parking stall?
No. Under SVMC 9-34.080, the parking stall must keep a clear 9 by 18 foot minimum dimension with no encroachment from structural supports.
If I convert my carport to an ADU, do I have to replace the parking?
Yes, under SVMC 9-44.160, but the replacement may be covered, uncovered, or tandem on a paved surface anywhere on the lot, consistent with state ADU law (Cal. Gov. Code 65852.2).
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