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 Palo Alto in a fire hazard severity zone?

44.7% of Palo Alto is mapped in a fire hazard severity zone, and 37.0% in High or Very High, where the seller disclosures apply.

Very High zone21.0% of the area
High zone15.9%
Moderate zone7.7%
Earthquake fault zone3.7%
Liquefaction zone35.6%
Landslide zone23.5%
Fires recorded since 19500
Land area24.3 sq mi
Median home value (2019-2023)$2,000,001
Flood and dam zonesnot covered

Palo Alto ranks 666 of 1050 California places for the share of land in High or Very High zones.

In land area, that is 5.12 sq mi Very High, 3.87 sq mi High, 1.88 sq mi Moderate, out of 24.32 sq mi. Its High and Very High share of 37.0% is 32.3 points below the 69.3% of Santa Clara County. The median home value of $2,000,001 is 45% above the county median of $1,382,800. Among 24 places in the county it ranks 3 for exposure; Lexington Hills ranks first at 100.0%. Seismic maps cover Palo Alto with fault zone 3.7%, liquefaction 35.6%, landslide 23.5%.

Zones differ from street to street: check the address above. In Santa Clara County overall, 50.9% of the land is Very High.

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

Earthquake fault zone maps

Palo Alto touches the Mindego Hill map.

Nearby places compared

All of Santa Clara County