Open data
for California

This is not a Natural Hazard Disclosure statement. Open state data, explained; flood and dam zones are not covered. Details

Is Byron in a fire hazard severity zone?

5.8% of Byron is mapped in a fire hazard severity zone, and 3.5% in High or Very High, where the seller disclosures apply.

Very High zone0.0% of the area
High zone3.5%
Moderate zone2.3%
Earthquake fault zone0.0%
Liquefaction zone95.4%
Landslide zone0.0%
Fires recorded since 19500
Land area6.5 sq mi
Median home value (2019-2023)$862,200
Flood and dam zonesnot covered

Byron ranks 977 of 1050 California places for the share of land in High or Very High zones.

In land area, that is 0.23 sq mi High, 0.15 sq mi Moderate, out of 6.54 sq mi. Its High and Very High share of 3.5% is 44.5 points below the 48.0% of Contra Costa County. The median home value of $862,200 is 4% above the county median of $830,800. Among 53 places in the county it ranks 35 for exposure; Port Costa ranks first at 100.0%. Seismic maps cover Byron with liquefaction 95.4%.

Zones differ from street to street: check the address above. In Contra Costa County overall, 17.4% of the land is Very High.

No fire perimeter since 1950 touches Byron in the state record. Small fires are often missing from it.

Nearby places compared

All of Contra Costa County