ZIP code 94020
San Mateo County, including La Honda
Search for an addressReport created October 27, 2026 at www.firezones.info/zip/94020
Summary
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Fire hazard severity zones
Share of the land in each CAL FIRE hazard class
99% High · 1% Very High
Most of the High land is in the State Responsibility Area, where the State Fire Marshal's zones apply.
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Fire history
Share of the land inside a recorded wildfire perimeter
<1% has burned
The 2020 Czu Lightning Complex burned 2 acres here.
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Power line fire risk
Share of the land in the High Fire-Threat District
>99% Elevated · <1% Extreme
Utilities may shut off power in the CPUC High Fire-Threat District in fire weather, and homes outside it can lose power when their lines run through it.
Land by hazard class
26,875 acres of land in all, 26,818 in the State Responsibility Area and 16 in the Local. State zones are the ones the State Fire Marshal designated, in effect since 1 April 2024. Local zones are CAL FIRE's 2025 recommendation, which each city or county adopts by ordinance and can make stricter. How to read fire zones
Fires that burned here
In all, 2 acres of ZIP code 94020 have burned. Acres are the land each fire burned here, and fires that crossed less than an acre are not counted. Some older or smaller fires may be missing, and a fire perimeter can include unburned patches. How to read fire history
Sources
- Fire hazard severity zones
- CAL FIRE Office of the State Fire Marshal
- State map published 27 June 2025, local map 2 February 2026
This site is independent and not affiliated with CAL FIRE or the CPUC, so for an official determination, check with the agency or your city or county. How we read the data