Ferguson Fire

Wildfire in Mariposa County, July 2018

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Printed October 28, 2026 from www.firezones.info/fire/7833/ferguson-fire-2018

Key facts

Started July 13, 2018
Contained November 28, 2018, after 138 days
Burned 96,831 acres
4th largest fire of 2018 and 52nd largest in California's records
Cause Miscellaneous
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Where it burned

Counties

  1. Mariposa County 96,688 acres
  2. Tuolumne County 153 acres

Communities

  1. El Portal 590 acres
  2. Yosemite West 21 acres
  3. Foresta 18 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.

The same land, other fires

Burned before

  1. 1909 Unnamed fire 14,413 acres in total 7,295 acres shared
  2. 1920 Unnamed fire 7,657 acres in total 2,296 acres shared
  3. 1920 Unnamed fire 1,991 acres in total 1,951 acres shared
  4. 1920 Unnamed fire 1,991 acres in total 1,951 acres shared
  5. 1924 Unnamed fire 43,313 acres in total · Cause: Miscellaneous 24,202 acres shared
  6. 1926 Unnamed fire 2,602 acres shared
  7. 1927 Unnamed fire 11,854 acres in total 5,747 acres shared
  8. 1930 Unnamed fire 1,498 acres shared
  9. 1931 Unnamed fire 3,857 acres in total 1,685 acres shared
  10. 1934 Unnamed fire 14,741 acres in total 10,177 acres shared
  11. 1954 Unnamed fire 2,256 acres in total · Cause: Miscellaneous 1,888 acres shared
  12. 1968 Canyon Fire Cause: Miscellaneous 1,682 acres shared
  13. 1987 Calf Fire 4,929 acres in total · Cause: Lightning 4,833 acres shared
  14. 1987 Larson Fire 48,087 acres in total · Cause: Lightning 17,437 acres shared
  15. 1988 Clearhouse Fire Cause: Miscellaneous 2,500 acres shared
  16. 1990 A-Rock Fire 17,758 acres in total · Cause: Lightning 3,113 acres shared
  17. 1990 Steamboat Fire 6,102 acres in total · Cause: Lightning 2,811 acres shared
  18. 1990 Savage Fire Cause: Miscellaneous 1,942 acres shared
  19. 2011 Motor Fire 5,230 acres in total · Cause: Equipment use 1,950 acres shared

Burned again

  1. 2022 Oak Fire 18,958 acres in total 3,825 acres shared

And 85 more fires that burned less of the same land. Acres are the land each fire shares with the Ferguson 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