Larkspur

City in Marin County

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Report created October 31, 2026 at www.firezones.org/community/40438/larkspur

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 87 acres · Local Responsibility Area 4%
    2. Moderate 804 acres · 5 state, 799 local 39%
    3. Non-wildland 1,166 acres · Local Responsibility Area 57%

    2,057 acres of land in all, 5 in the State Responsibility Area and 2,052 in the Local. State zones are the ones the State Fire Marshal designated, in effect since April 1, 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

  • Fire history

    Fires CAL FIRE has recorded here

    1. 1941 Uknown Fire 109 acres in total 25 acres here
    2. — Uknown Fire 133 acres in total 5 acres here

    The most recent was the 1941 Uknown Fire, which burned 25 acres here. In all, 30 acres of Larkspur 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

Nearby areas

ZIP codes in Larkspur

Neighboring communities

  1. Larkspur 39% Moderate · 4% Very High · this area
  2. Corte Madera 41% Moderate · <1% Very High
  3. Kentfield 73% Moderate · <1% Very High
  4. Mill Valley 26% Very High
  5. Ross 96% Moderate
  6. San Rafael 15% High

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published June 27, 2025, local map February 2, 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published July 28, 2026

This site is independent and not affiliated with CAL FIRE, so for an official determination, check with the agency or your city or county. How we read the data