Height Limits: Oakley vs Walnut Creek
How do height limits rules compare between Oakley, CA and Walnut Creek, CA?
Oakley and Walnut Creek have similar restriction levels.
Oakley, CA
Contra Costa County
Oakley limits front yard fences to 3.5 feet in height and rear/side yard fences to 6 feet, with corner lot sight-triangle restrictions near intersections. Fences over 6 feet require a building permit, and agricultural-zoned parcels may allow taller fences for livestock.
View full Oakley rules →Walnut Creek, CA
Contra Costa County
Walnut Creek fences are generally limited to six feet in rear and side yards and three and a half feet in front yards and street-side setbacks; corner lot visibility triangles require lower heights to preserve sight lines for drivers and pedestrians.
View full Walnut Creek rules →Key Facts Comparison
| Fact | Oakley | Walnut Creek |
|---|---|---|
| Front yard max | 3.5 ft (42 in) | - |
| Rear/side max | 6 ft | - |
| Over 6 ft | Building permit required | Building permit required |
| Sight triangle | ≈ 25 ft, max 2.5–3 ft | - |
| Pool barrier | 60 in min (HSC 115920) | - |
| Rear/side yard max | - | 6 feet |
| Front yard solid | - | 3.5 feet |
| Front yard open | - | ~4 feet if 50%+ transparent |
| Corner sight triangle | - | 30 inches max |
Highlighted rows indicate differences between cities.
Oakley FAQ
Can I have a 7-foot fence for privacy?
Yes, with a building permit from Oakley Community Development. You will need to show structural adequacy and meet setback rules.
Does my HOA control fence height?
Often yes. Newer Oakley subdivisions like Summer Lake and Magnolia Park have CC&Rs that may be stricter than city code on materials, height, and color.
Is the height measured from my side or my neighbor's?
Generally from the higher adjacent grade, but check with Oakley Building Division for slope and retaining wall combinations.
Walnut Creek FAQ
Do I need a permit for a 6-foot wood fence in Walnut Creek?
Generally no permit is required for a fence up to six feet tall in rear or side yards. Anything over six feet requires a building permit and may need design review.
How tall can my front-yard fence be?
Solid fences in the front-yard setback are typically limited to 3.5 feet. Open, mostly see-through styles such as pickets or wrought iron can go up to about 4 feet. Corner visibility triangles require no more than 30 inches.
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