ZIP code 94515

Sonoma and Napa counties, including Calistoga

Search for an address

Report created October 31, 2026 at www.firezones.org/zip/94515

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 56,861 acres · 54,483 state, 2,379 local 76%
    2. High 12,988 acres · 11,646 state, 1,342 local 17%
    3. Moderate 2,068 acres · 1,047 state, 1,020 local 3%
    4. Non-wildland 1,248 acres · Local Responsibility Area 2%
    5. Not mapped by CAL FIRE 1,433 acres · Mostly federal land 2%

    74,598 acres of land in all, 67,176 in the State Responsibility Area and 5,989 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 23 fires that burned here

    1. 1964 C. Hanly Fire 55,961 acres in total 31,199 acres here
    2. 2019 Kincade Fire 77,762 acres in total · Cause: Power lines 19,534 acres here
    3. 2020 Glass Fire 67,484 acres in total 18,406 acres here
    4. 2017 Tubbs Fire 36,702 acres in total 13,409 acres here
    5. 1965 P.g.& E.#10 Fire 13,172 acres in total 9,110 acres here
    6. 1982 Silverado Fire 6,219 acres here
    7. 2004 Geysers Fire 12,244 acres in total · Cause: Equipment use 3,174 acres here
    8. 1945 Unnamed fire 2,483 acres here
    9. 2020 Hennessey Fire 305,352 acres in total · Cause: Lightning 2,026 acres here
    10. 2025 Pickett Fire 6,822 acres in total 1,684 acres here

    And 13 smaller fires. The most recent was the 2025 Pickett Fire, which burned 1,684 acres here. In all, 59,002 acres of ZIP code 94515 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 94515

Neighboring ZIP codes

  1. 94515 76% Very High · this area
  2. 94508 76% Very High
  3. 94567 70% Very High
  4. 94574 58% Very High
  5. 95404 27% Very High
  6. 95448 44% Very High
  7. 95461 89% Very 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