Folsom's east and south hills contain CAL FIRE-designated Very High Fire Hazard Severity Zones due to foothill terrain, grassland fuels, and proximity to Folsom Lake State Recreation Area. Homes in these zones face enhanced building codes (Chapter 7A), defensible space requirements, and insurance challenges under CA FAIR Plan.
CAL FIRE's Fire Hazard Severity Zone mapping identifies significant VHFHSZ acreage on Folsom's east and south edges, including areas in the Empire Ranch, Prairie Oaks, and Russell Ranch neighborhoods, plus the open space bordering Folsom Lake SRA. Homes built or significantly remodeled in these zones after 2008 must comply with California Building Code Chapter 7A: Class A roofing, ember-resistant vents (WUI-listed, 1/8 inch mesh), ignition-resistant siding, tempered or dual-pane windows, enclosed eaves, and non-combustible decking within 10 feet of the structure. AB 38 (2019) requires sellers of homes in high/very high fire zones to disclose zone status and provide documentation of defensible space compliance at point of sale. AB 3074 adds the Zone 0 ember-resistant zone (0–5 feet). Wildfire insurance has become difficult to obtain in these zones; many Folsom VHFHSZ homeowners have been placed on the California FAIR Plan after non-renewals. CAL FIRE and Folsom Fire periodically recommend residents sign up for CodeRED emergency alerts and prepare go-bags given evacuation routes through narrow canyon roads.
Code Chapter 7A violations block certificate of occupancy. AB 38 disclosure failure: buyer remedies and rescission possible. Defensible space non-compliance: see brush-clearance subcategory. Insurance non-renewal not a code violation but a practical consequence.
Folsom, CA
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Folsom, CA
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Folsom, CA
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Folsom, CA
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Folsom, CA
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Folsom, CA
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Side-by-side rule comparisons with other cities in Sacramento County.
See how other cities in Sacramento County handle wildfire zones.
See how Folsom's wildfire zones rules stack up against other locations.
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