Oak Fire

Wildfire in Mariposa County, July 2022

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Printed October 28, 2026 from www.firezones.info/fire/8329/oak-fire-2022

Key facts

Started July 22, 2022
Contained August 10, 2022, after 19 days
Burned 18,958 acres
5th largest fire of 2022
Cause Not recorded
Buildings 194 destroyed, 10 damaged
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Where it burned

County

  1. Mariposa County 18,954 acres

Community

  1. Midpines 305 acres

Acres are the land the fire burned in each county and community, and places where it burned less than an acre are not listed. Communities are cities, towns and the unincorporated places the Census Bureau names, so land outside any of them is counted only in its county.

Buildings damaged

  1. Destroyed Over 50% damaged 194
  2. Major damage 25 to 50% damaged 2
  3. Minor damage 10 to 25% damaged 2
  4. Affected Up to 10% damaged 6

Buildings CAL FIRE inspected after the fire, by how badly each was damaged. Inspectors record homes, businesses and outbuildings within 100 meters of the fire, and cannot always reach every one, so the counts can differ slightly from other reports.

The same land, other fires

Burned before

  1. 1911 Unnamed fire 105 acres shared
  2. 1911 Unnamed fire 103 acres shared
  3. 1911 Unnamed fire 101 acres shared
  4. 1924 Unnamed fire 43,313 acres in total · Cause: Miscellaneous 6,666 acres shared
  5. 1924 Unnamed fire 11,590 acres in total 2,669 acres shared
  6. 1926 Unnamed fire 1,945 acres shared
  7. 1930 Unnamed fire 4,976 acres in total 3,370 acres shared
  8. 1930 Unnamed fire 375 acres shared
  9. 1932 Unnamed fire 1,171 acres in total · Cause: Miscellaneous 161 acres shared
  10. 1932 Unnamed fire Cause: Miscellaneous 146 acres shared
  11. 1932 Unnamed fire 66 acres in total 65 acres shared
  12. 1936 Unnamed fire 101 acres shared
  13. 1946 Unnamed fire Cause: Miscellaneous 46 acres shared
  14. 1950 Black Burn Fire 652 acres in total 88 acres shared
  15. 1953 Unnamed fire Cause: Miscellaneous 147 acres shared
  16. 1954 Unnamed fire 2,256 acres in total · Cause: Miscellaneous 1,607 acres shared
  17. 1962 Unnamed fire 196 acres in total 76 acres shared
  18. 2013 Carstens Fire 1,708 acres in total · Cause: Campfire 1,659 acres shared
  19. 2015 Triangle Fire 59 acres in total · Cause: Vehicle 58 acres shared
  20. 2018 Ferguson Fire 96,831 acres in total · Cause: Miscellaneous 3,825 acres shared

And 4 more fires that burned less of the same land. Acres are the land each fire shares with the Oak Fire, and fires that shared 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

Sources

Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Building damage
CAL FIRE Damage Inspection
Updated 19 October 2026

This site is independent and not affiliated with CAL FIRE or the CPUC, so for an official determination, check with the agency or your city or county. How we read the data