Neighbor Fence Rules: Antioch vs Walnut Creek
How do neighbor fence rules rules compare between Antioch, CA and Walnut Creek, CA?
Antioch has fewer restrictions than Walnut Creek.
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 →Walnut Creek, CA
Contra Costa County
Hedges and dense landscaping in Walnut Creek are treated as fences when used as boundary screening and are subject to the same height limits as solid fences — six feet in side and rear yards and three and a half feet in front-yard setbacks and corner sight triangles.
View full Walnut Creek rules →Key Facts Comparison
| Fact | Antioch | Walnut Creek |
|---|---|---|
| Neighbor Consent | Not required to build | - |
| Cost Sharing | CA Civil Code §841 applies | - |
| Shared Fences | Equal maintenance responsibility | - |
| Disputes | Small claims court if needed | - |
| Hedges treated as | - | Fences (same height limits) |
| Rear/side yard | - | 6 feet max |
| Front yard | - | 3.5 feet max |
| Sight triangle | - | 30 inches max |
| Trees | - | Generally exempt (see tree ordinance) |
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.
Walnut Creek FAQ
How tall can I let my hedge grow between me and my neighbor?
Up to six feet in side or rear yards. In a front-yard setback the hedge is limited to about 3.5 feet, and within a corner sight triangle no more than 30 inches. Enforcement is complaint-based.
My neighbor's bamboo is invading my yard — what are my rights?
Under California law, bamboo is the responsibility of the property where it is rooted. You can trim any portion that crosses the property line at the line itself, and you can require the neighbor to install a root barrier or remove spreading plants as a nuisance.
Compare other topics
See how Antioch and Walnut Creek compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool