ZIP code 94563

Contra Costa County, including Orinda

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Report created October 31, 2026 at www.firezones.org/zip/94563

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 9,983 acres · 4,741 state, 5,241 local 76%
    2. High 994 acres · 180 state, 814 local 8%
    3. Moderate 929 acres · Local Responsibility Area 7%
    4. Non-wildland 1,247 acres · Local Responsibility Area 9%

    13,154 acres of land in all, 4,922 in the State Responsibility Area and 8,232 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. 1998 Sibley #2 Fire 200 acres in total · Cause: Arson 191 acres here
    2. 1991 Tunnel Fire 1,623 acres in total 10 acres here

    The most recent was the 1998 Sibley #2 Fire, which burned 191 acres here. In all, 200 acres of ZIP code 94563 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 94563

Neighboring ZIP codes

  1. 94563 76% Very High · this area
  2. 94516 69% Very High
  3. 94549 58% High · 4% Very High
  4. 94553 25% Very High
  5. 94556 49% Very High
  6. 94611 18% Very High
  7. 94618 8% High · <1% Very High
  8. 94705 37% High · <1% Very High
  9. 94708 77% Very High
  10. 94709 No hazard zones
  11. 94720 43% Moderate · 4% High
  12. 94803 66% 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