ZIP code 94588

Alameda and Contra Costa counties, including Pleasanton, Hayward and Sunol

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Report created October 31, 2026 at www.firezones.org/zip/94588

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 440 acres · State Responsibility Area 2%
    2. High 15,484 acres · 12,608 state, 2,876 local 73%
    3. Moderate 624 acres · 190 state, 434 local 3%
    4. Non-wildland 4,659 acres · Local Responsibility Area 22%

    21,207 acres of land in all, 13,239 in the State Responsibility Area and 7,969 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. 1981 Blackhawk Fire 2,361 acres in total · Cause: Arson 938 acres here
    2. 1965 Windy Point Fire 521 acres in total 116 acres here
    3. 1973 Moller Fire 94 acres in total 71 acres here
    4. 2022 Highland Fire 92 acres in total · Cause: Miscellaneous 47 acres here
    5. 2022 Canyon Fire 50 acres in total · Cause: Miscellaneous 36 acres here

    The most recent was the 2022 Canyon Fire, which burned 36 acres here. In all, 1,160 acres of ZIP code 94588 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 94588

Neighboring ZIP codes

  1. 94588 73% High · 2% Very High · this area
  2. 94506 13% Very High
  3. 94517 88% Very High
  4. 94550 74% Very High
  5. 94551 10% Very High
  6. 94552 10% Very High
  7. 94566 26% High
  8. 94568 25% High
  9. 94582 44% Moderate · 4% High
  10. 94586 41% Very High
  11. 94598 11% 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