ZIP code 95448

Sonoma County, including Healdsburg and Windsor

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Report created October 31, 2026 at www.firezones.org/zip/95448

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 51,764 acres · 50,271 state, 1,493 local 44%
    2. High 41,283 acres · 37,791 state, 3,493 local 35%
    3. Moderate 14,982 acres · 8,524 state, 6,458 local 13%
    4. Non-wildland 8,112 acres · Local Responsibility Area 7%
    5. Not mapped by CAL FIRE 2,747 acres · Mostly federal land 2%

    118,888 acres of land in all, 96,586 in the State Responsibility Area and 19,555 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

    The 10 largest of 32 fires that burned here

    1. 2020 Walbridge Fire 55,209 acres in total · Cause: Lightning 40,040 acres here
    2. 2019 Kincade Fire 77,762 acres in total · Cause: Power lines 31,101 acres here
    3. 2004 Geysers Fire 12,244 acres in total · Cause: Equipment use 7,762 acres here
    4. 1965 P.g.& E.#10 Fire 13,172 acres in total 4,062 acres here
    5. 2017 Tubbs Fire 36,702 acres in total 2,708 acres here
    6. 1944 Unnamed fire 7,598 acres in total 2,360 acres here
    7. 1959 Wine Creek Fire 2,042 acres here
    8. 1944 Unnamed fire 1,876 acres in total 1,853 acres here
    9. 1972 Bradford Mt. Fire 1,781 acres here
    10. 1946 Unnamed fire 3,284 acres in total 1,496 acres here

    And 22 smaller fires. The most recent was the 2024 Point Fire, which burned 783 acres here. In all, 77,828 acres of ZIP code 95448 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 95448

Neighboring ZIP codes

  1. 95448 44% Very High · this area
  2. 94515 76% Very High
  3. 95403 35% High · 1% Very High
  4. 95404 27% Very High
  5. 95421 30% Very High
  6. 95425 86% Very High
  7. 95436 48% High · 4% Very High
  8. 95441 78% Very High
  9. 95446 18% Very High
  10. 95461 89% Very High
  11. 95471 96% High · 4% Very High
  12. 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