Height Limits: Castro Valley vs San Leandro
How do height limits 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 Zoning Code §17.52.430 limits fences to 4 feet in required front yards and 6 feet in side and rear yards. A 2-foot limit applies within 30 feet of street intersections for sight visibility.
View full Castro Valley rules →San Leandro, CA
Alameda County
San Leandro fences limited to 3.5 feet in front yard setback, 6 feet in side/rear yards, and 7 feet for permitted masonry boundary walls.
View full San Leandro rules →Key Facts Comparison
| Fact | Castro Valley | San Leandro |
|---|---|---|
| Code Section | §17.52.430 | - |
| Front Yard Max | 4 feet | - |
| Side & Rear Max | 6 feet | - |
| Intersection Setback | 2 ft within 30 ft | - |
| Front yard max | - | 3.5 feet solid |
| Front yard open | - | 4 feet if 50 pct open |
| Side/rear max | - | 6 feet |
| Masonry max | - | 7 feet with permit |
| Code | - | SL Zoning Code |
Highlighted rows indicate differences between cities.
Castro Valley FAQ
How tall can my backyard fence be in unincorporated Alameda County?
Up to 6 feet in required interior side and rear yards under Zoning Code §17.52.430. Front-yard fences are capped at 4 feet, and corner-lot visibility triangles within 30 feet of intersections are limited to 2 feet.
Who pays for a shared boundary fence between neighbors?
California Civil Code §841 presumes adjoining owners share equally in the reasonable cost of construction and maintenance of a shared boundary fence. The owner seeking contribution must provide 30 days' written notice describing the work and estimated cost before billing the neighbor.
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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