Permit Requirements: Castro Valley vs San Leandro
How do permit requirements rules compare between Castro Valley, CA and San Leandro, CA?
Castro Valley and San Leandro have similar restriction levels.
Castro Valley, CA
Alameda County
Alameda County requires a building permit for fences over 7 feet tall in unincorporated areas. Fences under 7 feet generally do not need a permit but must comply with zoning height and setback limits.
View full Castro Valley rules →San Leandro, CA
Alameda County
San Leandro requires a building permit for fences over 6 feet tall or any masonry/retaining wall over 3 feet. Under 6 feet wood fences are permit-exempt.
View full San Leandro rules →Key Facts Comparison
| Fact | Castro Valley | San Leandro |
|---|---|---|
| Permit threshold | Over 7 feet tall | - |
| Residential front yard max | Typically 3-4 feet | - |
| Side and rear yard max | Typically 6-7 feet | - |
| Permit authority | Alameda County CDA | - |
| Contact | (510) 272-6984 | - |
| Permit trigger | - | Over 6 feet |
| Masonry trigger | - | Over 3 feet |
| Retaining wall | - | Over 3 feet needs permit |
| Issuing office | - | Building Division |
| Fee range | - | 150 to 400 |
Highlighted rows indicate differences between cities.
Castro Valley FAQ
Do I need a permit for a 6-foot wood fence?
No, a standard 6-foot wood fence in a side or rear yard typically does not require a building permit in unincorporated Alameda County, but it must comply with zoning setbacks.
Can I build a fence on the property line?
Yes, fences may be built on the property line in most residential zones, but you should verify the line with a survey and discuss with neighbors under CA Civil Code 841.
San Leandro FAQ
Who enforces this in San Leandro?
San Leandro code enforcement at (510) 577-3394 handles most complaints. Alameda County agencies handle regional issues.
Who enforces this in San Leandro?
San Leandro code enforcement at (510) 577-3394 handles most complaints. Alameda County agencies handle regional issues.
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See how Castro Valley and San Leandro compare on other ordinance categories.
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