Neighbor Fence Rules: Antioch vs Brentwood
How do neighbor fence rules rules compare between Antioch, CA and Brentwood, CA?
Antioch has fewer restrictions than Brentwood.
Antioch, CA
Contra Costa County
California law allows property owners to build fences without neighbor consent. California Civil Code Section 841 allows neighbors to be held equally responsible for maintaining a shared boundary fence.
View full Antioch rules →Brentwood, CA
Contra Costa County
Hedges and landscaping used as boundary barriers in Brentwood are subject to the same height limits as fences (3.5 ft front, 6 ft side/rear) when used to enclose a yard. Hedges must not encroach into the public right-of-way, block sidewalks, or obscure sight lines at intersections.
View full Brentwood rules →Key Facts Comparison
| Fact | Antioch | Brentwood |
|---|---|---|
| Neighbor Consent | Not required to build | - |
| Cost Sharing | CA Civil Code §841 applies | - |
| Shared Fences | Equal maintenance responsibility | - |
| Disputes | Small claims court if needed | - |
| Front hedge height | - | ~3.5 ft |
| Side/rear | - | Taller generally OK |
| Sidewalk clearance | - | 7 ft vertical |
| Street clearance | - | 13.5 ft vertical |
| Visibility triangle | - | 3 ft max |
Highlighted rows indicate differences between cities.
Antioch FAQ
Does my neighbor have to pay for half the fence in Antioch?
California law (Civil Code §841) says adjoining owners share responsibility for maintaining boundary fences, but the fence must be reasonable.
Can I build a fence without my neighbor's permission in Antioch?
Yes, you can build on your property without neighbor consent. Boundary fences may involve shared cost responsibility under state law.
Brentwood FAQ
Can my neighbor's hedge be taller than a fence would be allowed?
Generally no if it serves as a boundary barrier in the front yard or visibility triangle—it's treated like a fence. Interior hedges can grow taller, though local courts recognize nuisance claims if hedges unreasonably deprive neighbors of light/air.
Who is responsible for trimming overhanging branches?
You may legally trim branches that cross onto your property, up to the property line, without permission—as long as you don't kill the tree. For protected heritage trees, a permit may be required before any pruning.
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