Shed Rules: Altadena vs Compton
How do shed rules rules compare between Altadena, CA and Compton, CA?
Altadena has fewer restrictions than Compton.
Altadena, CA
Los Angeles County
Sheds 120 sq ft or smaller and ≤12 ft tall typically don't need a building permit in Altadena, but they still must comply with Altadena CSD setbacks. Anything larger needs a permit.
View full Altadena rules →Compton, CA
Los Angeles County
Compton regulates accessory structures through CMC Chapter 30 (Zoning) and Chapter 15 (Construction Codes). Non-habitable accessory buildings are permitted in residential zones subject to setback and size requirements.
View full Compton rules →Key Facts Comparison
| Fact | Altadena | Compton |
|---|---|---|
| No-Permit Threshold | ≤120 sq ft | - |
| Authority | LA County Title 26 + CBC §105.2 | - |
| Min Setbacks (R-1) | 5 ft side, 5 ft rear | - |
| Lot Coverage | 0.25 × lot + 1,000 sf (CSD 22.306.070.A.4) | - |
| Permit Exempt | - | Under 120 sq ft (CBC) |
| Zoning | - | CMC Chapter 30 setbacks apply |
| ADU Conversion | - | +150 sq ft expansion allowed |
| Types Allowed | - | Garages, hobby shops, laundry |
Highlighted rows indicate differences between cities.
Altadena FAQ
Do I need a permit for a shed in Altadena?
Not if it is 120 sq ft or smaller and has no electrical/plumbing. Larger sheds require a building permit from LA County Building & Safety.
Compton FAQ
Do I need a permit for a shed in Compton?
Compton regulates accessory structures through CMC Chapter 30 (Zoning) and Chapter 15 (Construction Codes). Non-habitable accessory buildings are permitted in residential zones subject to setback and size requirements.
How big can a shed be without a permit in Compton?
Permit Exempt: Under 120 sq ft (CBC). Zoning: CMC Chapter 30 setbacks apply. ADU Conversion: +150 sq ft expansion allowed. Types Allowed: Garages, hobby shops, laundry.
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