ZIP code 94559

Napa County, including Napa

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Report created October 27, 2026 at www.firezones.info/zip/94559

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    34% 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

    30% has burned

    Most recently the 2020 Kirkland Fire, which burned 16 acres here, one of 11 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    32% Elevated

    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.

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Land by hazard class

  1. Very High 250 acres · State Responsibility Area 1%
  2. High 9,319 acres · 8,889 state, 430 local 34%
  3. Moderate 5,306 acres · 3,615 state, 1,690 local 20%
  4. Non-wildland 12,182 acres · Local Responsibility Area 45%

27,057 acres of land in all, 12,755 in the State Responsibility Area and 14,302 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

Largest fires

  1. 2017 Atlas Fire Of 51,625 acres in all 2,966 acres
  2. 2017 Nuns Fire Of 55,798 acres in all 2,816 acres
  3. 1965 Unnamed fire Of 8,446 acres in all 2,690 acres
  4. 1954 Corman Estate Fire 929 acres
  5. 1954 W. Grothe Fire 344 acres
  6. 1952 Lake Marie Fire Of 298 acres in all 280 acres
  7. 1953 J. Tuteur Fire 186 acres
  8. 2008 Kelly Fire Of 33 acres in all 32 acres
  9. 2020 Kirkland Fire Of 21 acres in all · Cause: Power lines 16 acres
  10. 2013 Amigas Fire Cause: Playing with fire 10 acres

And 1 smaller fire. In all, 8,054 acres of ZIP code 94559 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
Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Power line fire risk
California Public Utilities Commission
Published 23 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

Nearby areas

Communities in ZIP code 94559

Neighboring ZIP codes

  1. 94559 34% High · 1% Very High · this area
  2. 94503 17% High
  3. 94534 10% Very High
  4. 94558 56% Very High
  5. 95476 25% Very High