Calaveras County

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 355,505 acres · 355,137 state, 368 local 54%
  2. High 170,236 acres · 168,391 state, 1,845 local 26%
  3. Moderate 4,294 acres · 3,956 state, 338 local 1%
  4. Non-wildland 357 acres · Local Responsibility Area <1%
  5. Not mapped by CAL FIRE 133,230 acres · Mostly federal land 20%

  663,622 acres of land in all, 527,484 in the State Responsibility Area and 2,909 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

  The 10 largest of 240 fires that burned here

  Map
  1. 2015 Butte Fire 70,847 acres in total 67,272 acres here
  2. 1992 Gulch Fire Cause: Vehicle 17,418 acres here
  3. 1988 Bridge Fire Cause: Arson 6,689 acres here
  4. 2018 Waverly Fire 11,760 acres in total · Cause: Equipment use 5,578 acres here
  5. 2024 Aero Fire Cause: Equipment use 5,281 acres here
  6. 1979 Fowler Peak Fire 5,237 acres here
  7. 2001 Leonard Fire Cause: Equipment use 5,188 acres here
  8. 1958 Hiway 4 #5 Fire 4,745 acres here
  9. 2001 Darby Fire 14,281 acres in total 4,326 acres here
  10. 1988 Mason Fire Cause: Arson 4,049 acres here

  And 230 smaller fires. The most recent was the 2025 2-8 Fire, which burned 1,340 acres here. In all, 188,183 acres of Calaveras County 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