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 Martinez in a fire hazard severity zone?

29.8% of Martinez is mapped in a fire hazard severity zone, and 23.3% in High or Very High, where the seller disclosures apply.

Very High zone0.0% of the area
High zone23.3%
Moderate zone6.5%
Earthquake fault zone0.0%
Liquefaction zone32.1%
Landslide zone11.3%
Fires recorded since 19502
Land area13.6 sq mi
Median home value (2019-2023)$824,700
Flood and dam zonesnot covered

Martinez ranks 777 of 1050 California places for the share of land in High or Very High zones.

In land area, that is 3.18 sq mi High, 0.89 sq mi Moderate, out of 13.63 sq mi. Its High and Very High share of 23.3% is 24.7 points below the 48.0% of Contra Costa County. The median home value of $824,700 is 1% below the county median of $830,800. Among 53 places in the county it ranks 21 for exposure; Port Costa ranks first at 100.0%. The latest recorded fire is HIGHWAY in 2004. By decade: 1980s: 1, 2000s: 1. Seismic maps cover Martinez with liquefaction 32.1%, landslide 11.3%.

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

Fires recorded in or across Martinez

The state record shows 2 since 1950. The largest was ALHAMBRA SERIES #6 in 1980 (656 acres in total).

Nearby places compared

All of Contra Costa County