Brush Clearance: Castaic vs Lancaster
How do brush clearance rules compare between Castaic, CA and Lancaster, CA?
Lancaster has fewer restrictions than Castaic.
Castaic, CA
Los Angeles County
Brush clearance is critical in unincorporated LA County, which includes extensive wildfire-prone areas. LA County Fire Department requires 200 ft vegetation clearance from structures and 10 ft from combustible fences/roadways. Year-round compliance is mandatory. No brush clearance on red flag days.
View full Castaic rules →Lancaster, CA
Los Angeles County
California PRC §4291 requires 100-foot defensible space in fire hazard zones. Lancaster may impose additional clearance requirements.
View full Lancaster rules →Key Facts Comparison
| Fact | Castaic | Lancaster |
|---|---|---|
| Clearance | 200 ft from structures | - |
| Fences/Roads | 10 ft clearance | - |
| Compliance | Year-round required | - |
| Red Flag Days | No brush clearing allowed | - |
| Zone 1 | - | 0 to 30 ft: lean, clean, green |
| Zone 2 | - | 30 to 100 ft: reduced fuel |
| State Law | - | CA PRC §4291 |
| Inspections | - | Annual |
Highlighted rows indicate differences between cities.
Castaic FAQ
How much brush clearance is required in LA County?
200 feet around structures in fire hazard areas. The first 100 feet must be cleared or maintained with fire-resistant landscaping under 3 inches. The outer 100 feet requires thinning and dead material removal.
When is the brush clearance deadline?
Work must be completed by June 1 each year. Inspections begin May 1. You'll receive a clearance notice from LA County Fire Department in early spring.
What happens if I don't clear my brush?
LA County Fire will hire contractors to clear your property and bill you (typically $1,500-$5,000+). A lien is placed on the property for unpaid costs. Contact the Forestry Division at (818) 890-5719 with questions.
Lancaster FAQ
How much clearance do I need?
100 feet of defensible space if in a fire hazard zone. Two zones with different requirements.
Who inspects?
Lancaster fire department or CAL FIRE conducts annual inspections in fire hazard areas.
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