Shed Rules: Castaic vs South Gate
How do shed rules rules compare between Castaic, CA and South Gate, CA?
Castaic has fewer restrictions than South Gate.
Castaic, CA
Los Angeles County
Small accessory structures under 120 square feet in unincorporated LA County generally do not require a building permit. Larger structures must comply with Title 26 building code and Title 22 zoning setbacks.
View full Castaic rules →South Gate, CA
Los Angeles County
Sheds and detached accessory structures in South Gate are regulated under the Zoning Code (South Gate Municipal Code Title 11, Ch. 11.25 Residential Neighborhood Zones and Ch. 11.43 Accessory Dwelling Units and Accessory Structures), with permit thresholds set by the California Building Code (Title 24 CCR) adopted via SGMC Ch. 9.02.
View full South Gate rules →Key Facts Comparison
| Fact | Castaic | South Gate |
|---|---|---|
| Permit Exempt | Under 120 sq ft | - |
| Setback | 5 ft from property line | - |
| Height Limit | 15 feet | - |
| Permit From | Public Works B&S | - |
| Fire Zones | Extra standards apply | - |
| Permit-exempt size | - | One-story sheds <=120 sq ft (CRC R105.2 as adopted by SGMC 9.02) |
| Zoning chapters | - | SGMC Ch. 11.25 (Residential Zones); Ch. 11.43 (Accessory Structures/ADUs) |
| Building code | - | SGMC Ch. 9.02 adopts Title 24 CCR (CA Building Standards Code) |
| Code portal | - | codepublishing.com/CA/SouthGate (Title 11 Zoning) |
| Permit office | - | Building & Safety, 8650 California Ave; (323) 563-9500 |
Highlighted rows indicate differences between cities.
Castaic FAQ
Do I need a permit for a shed in unincorporated LA County?
Sheds under 120 square feet and single-story typically do not need a building permit, but must meet zoning setback requirements. Sheds 120 square feet or larger need a building permit.
How close to the property line can I put a shed?
Accessory structures generally need to be at least 5 feet from side and rear property lines per Title 22 zoning code. Check your specific zone for exact requirements.
South Gate FAQ
Do I need a permit for a small backyard shed in South Gate?
A one-story detached storage shed of 120 sq ft or less is exempt from a building permit under California Residential Code R105.2, adopted by South Gate via SGMC Ch. 9.02. However, you still must comply with the zoning setbacks, height, and lot-coverage limits in SGMC Ch. 11.25 (Residential Neighborhood Zones) and Ch. 11.43 (Accessory Structures).
Where do I find South Gate's current zoning code online?
South Gate's Municipal Code is published by Code Publishing at codepublishing.com/CA/SouthGate. Title 11 contains the Zoning Code, including Ch. 11.25 (Residential Neighborhood Zones) and Ch. 11.43 (Accessory Dwelling Units and Accessory Structures, most recently amended via Ord. 2025-01-CC). A Municode mirror is also available at library.municode.com/ca/south_gate.
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