Wildfire Zones: Fontana vs Rancho Cucamonga
How do wildfire zones rules compare between Fontana, CA and Rancho Cucamonga, CA?
Fontana and Rancho Cucamonga have similar restriction levels.
Fontana, CA
San Bernardino County
Northern Fontana foothills are mapped as Very High Fire Hazard Severity Zone by CAL FIRE. Parcels there need 100 feet defensible space and Chapter 7A building materials for new construction.
View full Fontana rules →Rancho Cucamonga, CA
San Bernardino County
Much of northern Rancho Cucamonga lies in the Very High Fire Hazard Severity Zone. VHFHSZ properties face stricter defensible space, Class A roofing, and Chapter 7A ignition-resistant construction rules.
View full Rancho Cucamonga rules →Key Facts Comparison
| Fact | Fontana | Rancho Cucamonga |
|---|---|---|
| High hazard area | Northern Fontana foothills mapped as VHFHSZ by CAL FIRE | - |
| Defensible space | 100 feet required in VHFHSZ under PRC 4291 | 100 feet under PRC 4291, Zone 0 under AB 3074 |
| New construction code | CBC Chapter 7A ignition-resistant materials required | - |
| AB 38 disclosure | Pre-2010 home sellers must provide DSIR in FHSZ | - |
| Annual inspection | SBCoFD conducts PRC 4291 inspections each summer | - |
| VHFHSZ coverage | - | Northside foothills above Banyan, Etiwanda north of Highland |
| Chapter 7A construction | - | Required for new builds and major remodels in VHFHSZ |
| Evacuation alerts | - | Sign up for Alert SBC and City Watch Rancho Cucamonga |
| Insurance note | - | Natural Hazard Disclosure required on real estate sales |
Highlighted rows indicate differences between cities.
Fontana FAQ
How do I find out if my Fontana address is in a high fire zone?
Use the CAL FIRE Fire Hazard Severity Zone Viewer online - enter your address to see your zone classification.
Do all Fontana homes need Chapter 7A materials?
No. Chapter 7A applies only to new construction or substantial remodels within a Fire Hazard Severity Zone, primarily the foothill neighborhoods.
Will my home insurance be affected by the fire zone rating?
Yes. VHFHSZ designation often raises premiums and can lead to nonrenewal; completing defensible space inspections helps maintain coverage.
Rancho Cucamonga FAQ
How do I find out if my Rancho Cucamonga home is in a wildfire zone?
Use the CAL FIRE Fire Hazard Severity Zone viewer by address. RCFPD can also confirm your zone and provide a hazard reduction checklist.
Do I have to retrofit my older Etiwanda home to Chapter 7A standards?
No, only new construction and substantial remodels trigger Chapter 7A. However, defensible space and AB 3074 Zone 0 rules apply to existing homes.
What are the evacuation routes from the foothills?
Primary routes are Day Creek Boulevard and Milliken Avenue southbound. Alternates include Etiwanda Avenue and Haven Avenue, with staging areas at Victoria Gardens and Central Park.
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