Tree Removal & Heritage Trees: Costa Mesa vs Fullerton
How do tree removal & heritage trees rules compare between Costa Mesa, CA and Fullerton, CA?
Costa Mesa and Fullerton have similar restriction levels.
Costa Mesa, CA
Orange County
OCCO Zoning Code Section 7-9-69 establishes the Protected Tree Ordinance for unincorporated Orange County. Protected trees with a diameter at breast height (DBH) of 5 inches or more cannot be removed without a Protected Tree Removal or Damage Permit. Replacement ratios of at least 5:1 apply.
View full Costa Mesa rules →Fullerton, CA
Orange County
Fullerton protects its urban tree canopy through tree preservation policies that may require permits for removing significant trees on private property. Removing or damaging city-owned street and parkway trees without authorization is strictly prohibited. Heritage-sized trees — generally those with trunk diameters exceeding certain thresholds — receive heightened protection and may require a tree removal permit with replacement planting conditions.
View full Fullerton rules →Key Facts Comparison
| Fact | Costa Mesa | Fullerton |
|---|---|---|
| Code Section | OCCO §7-9-69 | - |
| DBH Threshold | 5 inches minimum | - |
| Replacement Ratio | 5:1 (same species) | - |
| Multi-Trunk Threshold | 23.6 inches combined | - |
| Permit Required | OC Development Services | - |
| City Trees | - | Removal strictly prohibited without authorization |
| Heritage Threshold | - | Generally 12" DBH for significant species |
| Replacement | - | Typically 1:1 or greater ratio required |
| Permits | - | Community Development (714) 738-6884 |
| City Tree Requests | - | Public Works (714) 738-6897 |
Highlighted rows indicate differences between cities.
Costa Mesa FAQ
Can I remove a tree on my property in unincorporated Orange County?
If the tree is a Protected Tree species with a DBH of 5 inches or more, you must obtain a Protected Tree Removal Permit from OC Development Services. Unauthorized removal carries significant penalties.
What is the tree replacement requirement in Orange County?
Replacement trees must be indigenous protected tree species of the same genus, planted at a minimum ratio of 5 replacement trees for every 1 removed under OCCO Section 7-9-69.
Fullerton FAQ
Do I need a permit to remove a tree on my property in Fullerton?
It depends on the tree's size and species. Heritage-sized trees (generally 12 inches or more in trunk diameter) may require a tree removal permit from the Community Development Department. Contact (714) 738-6884 before removing any large tree.
Can I remove a city tree in the parkway in front of my house?
No. Parkway trees are city property and their removal is strictly prohibited without authorization from Public Works. Unauthorized removal can result in citations, criminal charges, and liability for the tree's full replacement value.
What if a tree on my property is dead or dying?
Dead or hazardous trees on private property may be removed, but it is recommended to contact Community Development at (714) 738-6884 first, especially for large specimens. An arborist report may be required to document the tree's condition.
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