Shed Rules: Castaic vs Pomona
How do shed rules rules compare between Castaic, CA and Pomona, CA?
Castaic has fewer restrictions than Pomona.
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 →Pomona, CA
Los Angeles County
The Pomona Zoning and Development Code regulates accessory structures including sheds. Structures under 120 square feet may be exempt from building permits but must comply with setback and placement requirements.
View full Pomona rules →Key Facts Comparison
| Fact | Castaic | Pomona |
|---|---|---|
| Permit Exempt | Under 120 sq ft | 120 sq ft or less (single-story) |
| Setback | 5 ft from property line | Typically 3-5 ft from property lines |
| Height Limit | 15 feet | - |
| Permit From | Public Works B&S | - |
| Fire Zones | Extra standards apply | - |
| Code | - | Pomona Zoning & Development Code |
| Max Height | - | 1 story / 15 feet |
| Building & Safety | - | (909) 620-2281 |
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.
Pomona FAQ
Do I need a permit for a shed in Pomona?
Sheds 120 square feet or less that are single-story may be exempt from building permits, but must still comply with setback requirements. Larger sheds require a building permit.
Can I convert a shed to living space in Pomona?
Accessory structures may not be used for habitation without proper ADU permitting. Illegal conversions are actively cited by code enforcement.
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