Foresta

Community in Mariposa County

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Report created October 31, 2026 at www.firezones.org/community/24792/foresta

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 7 acres · State Responsibility Area 3%
    2. Not mapped by CAL FIRE 230 acres · Mostly federal land 97%

    237 acres of land in all, 7 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

    Fires CAL FIRE has recorded here

    1. 1990 A-Rock Fire 17,758 acres in total · Cause: Lightning 237 acres here
    2. 2009 Big Meadow Fire 7,553 acres in total · Cause: Escaped prescribed burn 122 acres here
    3. 1997 Foresta #1 Fire Cause: Miscellaneous 33 acres here
    4. 2014 El Portal Fire 4,745 acres in total · Cause: Campfire 28 acres here
    5. 2018 Ferguson Fire 96,831 acres in total · Cause: Miscellaneous 18 acres here
    6. 1968 Canyon Fire 1,690 acres in total · Cause: Miscellaneous 11 acres here

    The most recent was the 2018 Ferguson Fire, which burned 18 acres here. In all, 237 acres of Foresta 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 Foresta

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