Permit Requirements: Costa Mesa vs Irvine
How do permit requirements rules compare between Costa Mesa, CA and Irvine, CA?
Costa Mesa and Irvine have similar restriction levels.
Costa Mesa, CA
Orange County
Costa Mesa requires building permits for all new fences. The Planning Division reviews fence location and materials. Fences exceeding maximum heights require discretionary review. Temporary construction fencing also requires permits.
View full Costa Mesa rules →Irvine, CA
Orange County
Fences not over 7 feet high (excluding pool barriers) are exempt from building permits in Irvine, but must still comply with Zoning Ordinance height and material restrictions. Fences over 7 feet require Administrative Relief and a building permit.
View full Irvine rules →Key Facts Comparison
| Fact | Costa Mesa | Irvine |
|---|---|---|
| Permit Required | Yes — for all new fences | - |
| Planning Review | Location and materials checked | - |
| Over-Height | Discretionary review required | - |
| Temp Fencing | Permit needed if >30 days | - |
| Contact | Building Division — (714) 754-5273 | - |
| Permit Exempt | - | Fences up to 7 ft (non-pool) |
| Over 7 ft | - | Administrative Relief + building permit |
| Zoning Compliance | - | Required regardless of permit |
| Pool Barriers | - | Always require a permit |
| Masonry Over 6 ft | - | Engineering calculations required |
Highlighted rows indicate differences between cities.
Costa Mesa FAQ
Do I need a permit for a fence in Costa Mesa?
Yes. All new fences require building permits. The Planning Division reviews location and materials. Contact Building at (714) 754-5273.
What about a temporary fence during construction?
If construction exceeds 30 days, a permit is required for temporary fencing that specifies the completion timeline.
What if my fence needs to be taller than the limit?
Fences exceeding maximum height limits require discretionary review through the Planning Division.
Irvine FAQ
Do I need a permit for a fence in Irvine?
No building permit is needed for fences up to 7 feet high (excluding pool barriers). However, you must still comply with zoning height limits and material restrictions.
What if I want a fence taller than 7 feet?
Fences over 7 feet in setback areas require Administrative Relief from Planning plus a building permit. Contact (949) 724-6308.
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