ZIP code 95403

Sonoma County, including Santa Rosa, Larkfield-Wikiup, Windsor and others

Search for an address

Report created October 31, 2026 at www.firezones.org/zip/95403

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 179 acres · State Responsibility Area 1%
    2. High 4,878 acres · 3,720 state, 1,158 local 35%
    3. Moderate 1,703 acres · 427 state, 1,276 local 12%
    4. Non-wildland 7,051 acres · Local Responsibility Area 51%

    13,812 acres of land in all, 4,326 in the State Responsibility Area and 9,485 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. 2017 Tubbs Fire 36,702 acres in total 5,123 acres here
    2. 1964 C. Hanly Fire 55,961 acres in total 4,173 acres here
    3. 2019 Kincade Fire 77,762 acres in total · Cause: Power lines 1,159 acres here
    4. 1950 P.g.& E. #4 Fire 1,133 acres in total 345 acres here
    5. 2020 Ursuline Fire 12 acres in total · Cause: Equipment use 11 acres here

    The most recent was the 2020 Ursuline Fire, which burned 11 acres here. In all, 6,805 acres of ZIP code 95403 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

Communities in ZIP code 95403

Neighboring ZIP codes

  1. 95403 35% High · 1% Very High · this area
  2. 95401 26% Moderate
  3. 95404 27% Very High
  4. 95439 33% Moderate
  5. 95448 44% Very High
  6. 95492 8% 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