Weed Ordinances: Altadena vs Lancaster
How do weed ordinances rules compare between Altadena, CA and Lancaster, CA?
Altadena and Lancaster have similar restriction levels.
Altadena, CA
Los Angeles County
LA County Fire's Brush Clearance program also functions as the weed-abatement ordinance — vacant and improved lots must keep weeds and grasses cut to under 3 inches in fire-hazard areas. Annual notices issued each spring.
View full Altadena rules →Lancaster, CA
Los Angeles County
Lancaster enforces weed abatement for fire prevention and neighborhood maintenance. Property owners responsible for clearing weeds on their lots.
View full Lancaster rules →Key Facts Comparison
| Fact | Altadena | Lancaster |
|---|---|---|
| Authority | LA County Fire Code Title 32 | CA Gov Code §39560 |
| Max Grass/Weed Height | 3 inches | - |
| Annual Inspection | Spring (notice mailed) | - |
| Cost Recovery | Property tax assessment | - |
| Notice | - | Annual before fire season |
| Vacant Lots | - | Special attention |
| Cost | - | Owner pays abatement |
Highlighted rows indicate differences between cities.
Altadena FAQ
How tall can my Altadena lawn grass be?
Under 3 inches if you are in a Very High Fire Hazard Severity Zone, per LA County Fire's defensible space rules.
Lancaster FAQ
When do I need to clear weeds?
Before fire season (typically April to May deadline). Watch for annual weed abatement notices from Lancaster.
What if I don’t clear them?
The city will clear the property and charge you, placing a lien on the property for non-payment.
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