Setback Rules: Altadena vs Palmdale
How do setback rules rules compare between Altadena, CA and Palmdale, CA?
Altadena and Palmdale have similar restriction levels.
Altadena, CA
Los Angeles County
Altadena R-1 setbacks: front = smallest existing front yard on the same block (min 20 ft); rear = 35 ft (lots ≥20,000 sf) or 25 ft (lots <20,000 sf); side = 10% of avg lot width, min 5 ft interior / 10 ft reverse corner.
View full Altadena rules →Palmdale, CA
Los Angeles County
Palmdale zoning code requires minimum setback distances from property lines for all structures. Setbacks vary by zoning district and structure type.
View full Palmdale rules →Key Facts Comparison
| Fact | Altadena | Palmdale |
|---|---|---|
| Code Section | Altadena CSD 22.306.070.A.1 | - |
| Front (min) | 20 ft (or block average) | - |
| Rear ≥20k sf | 35 ft | - |
| Rear <20k sf | 25 ft | - |
| Side Interior | 10% avg lot width, min 5 ft | - |
| Within 15 ft of PL | Max 23 ft tall | - |
| Front | - | 20 to 25 feet typical |
| Side | - | 5 to 10 feet typical |
| Rear | - | 15 to 20 feet typical |
| Variance | - | Zoning board hearing |
Highlighted rows indicate differences between cities.
Altadena FAQ
What's the front yard setback in Altadena?
Match the smallest existing front yard on the same side of the block, but at least 20 feet — Altadena CSD 22.306.070.A.1.b.
Palmdale FAQ
How do I find my setback requirements?
Check Palmdale zoning map for your parcel’s zoning district, then consult the zoning code for that district’s setbacks.
Can I build closer than the setback?
Only with a variance approved by the zoning board or if your structure qualifies for an exception.
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