ZIP code 94556

Contra Costa County, including Moraga

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Report created October 31, 2026 at www.firezones.org/zip/94556

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 6,137 acres · 3,898 state, 2,239 local 49%
    2. High 4,755 acres · 2,558 state, 2,197 local 38%
    3. Moderate 838 acres · Local Responsibility Area 7%
    4. Non-wildland 670 acres · Local Responsibility Area 5%

    12,400 acres of land in all, 6,456 in the State Responsibility Area and 5,944 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. 1954 Cull Canyon Fire 312 acres in total 30 acres here

    In all, 30 acres of ZIP code 94556 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 94556

Neighboring ZIP codes

  1. 94556 49% Very High · this area
  2. 94507 50% High · 5% Very High
  3. 94516 69% Very High
  4. 94546 65% Very High
  5. 94549 58% High · 4% Very High
  6. 94552 10% Very High
  7. 94563 76% Very High
  8. 94575 47% Very High
  9. 94583 5% Very High
  10. 94595 37% High
  11. 94619 57% 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