Heritage & Protected Trees: Altadena vs West Covina
How do heritage & protected trees rules compare between Altadena, CA and West Covina, CA?
West Covina has fewer restrictions than Altadena.
Altadena, CA
Los Angeles County
Oak trees ≥36 inches in diameter qualify as Heritage Oaks under LA County Code Chapter 22.174 and receive heightened review. Removal is rarely approved.
View full Altadena rules →West Covina, CA
Los Angeles County
West Covina does not have a specific heritage tree ordinance separate from general tree regulations. Heritage Park and other city parks contain mature trees maintained by the city. Private heritage trees may be addressed through overlay zone protections.
View full West Covina rules →Key Facts Comparison
| Fact | Altadena | West Covina |
|---|---|---|
| Heritage Threshold | ≥36 in DBH | - |
| Code Section | LA County Code Ch. 22.174 | - |
| Replacement Ratio | Up to 4:1 | - |
| Specific Ordinance | - | No separate heritage tree code |
| City Trees | - | Maintained by Public Works |
| Overlay Zones | - | May provide additional protection |
| Contact | - | Planning Division 626-939-8422 |
Highlighted rows indicate differences between cities.
Altadena FAQ
What is a Heritage Oak in Altadena?
Any oak with a trunk 36 inches in diameter or larger under LA County Code Ch. 22.174 — these receive heightened protection.
West Covina FAQ
How is a heritage tree designated?
Based on trunk size (typically 24+ inches), species rarity, age, or historical significance. Residents may nominate trees.
Can I ever remove a heritage tree?
Only with special approval, typically from city council or tree commission. Granted mainly for safety hazards.
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