Hayfork

Community in Trinity County

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Report created October 31, 2026 at www.firezones.org/community/32562/hayfork

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 24,098 acres · State Responsibility Area 52%
    2. Moderate 2,303 acres · State Responsibility Area 5%
    3. Not mapped by CAL FIRE 19,787 acres · Mostly federal land 43%

    46,187 acres of land in all, 26,400 of it in the State Responsibility Area. 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 19 fires that burned here

    1. 2021 Monument Fire 223,108 acres in total · Cause: Lightning 7,042 acres here
    2. 1992 Barker Fire 5,262 acres in total · Cause: Arson 3,855 acres here
    3. 2012 Stafford Fire 4,407 acres in total · Cause: Miscellaneous 3,377 acres here
    4. 2015 Rail Fire 8,670 acres in total · Cause: Lightning 1,874 acres here
    5. 2015 Peak Fire 6,274 acres in total · Cause: Lightning 1,488 acres here
    6. 1987 Peanut Fire 6,266 acres in total · Cause: Lightning 1,334 acres here
    7. 2015 Dog Fire 3,276 acres in total · Cause: Lightning 1,302 acres here
    8. 2001 Hyampom Fire 1,188 acres in total · Cause: Arson 1,078 acres here
    9. 1991 Rock Fire 1,109 acres in total · Cause: Miscellaneous 977 acres here
    10. 1964 Hayfork Hwy. #2 Fire 18,713 acres in total · Cause: Miscellaneous 862 acres here

    And 9 smaller fires. The most recent was the 2021 Monument Fire, which burned 7,042 acres here. In all, 19,829 acres of Hayfork 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

ZIP codes in Hayfork

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