San Diego

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 71,778 acres · 41 state, 71,737 local 33%
  2. High 23,336 acres · 2 state, 23,334 local 11%
  3. Moderate 10,770 acres · Local Responsibility Area 5%
  4. Non-wildland 82,212 acres · Local Responsibility Area 38%
  5. Not mapped by CAL FIRE 29,725 acres · Mostly federal land 14%

  217,821 acres of land in all, 44 in the State Responsibility Area and 188,052 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 101 fires that burned here

  Map
  1. 2003 Cedar Fire 270,686 acres in total · Cause: Equipment use 28,500 acres here
  2. 1943 Unnamed fire 40,248 acres in total 12,039 acres here
  3. 2007 Witch Fire 162,070 acres in total · Cause: Miscellaneous 10,625 acres here
  4. 1979 Unnamed fire 9,429 acres in total 7,360 acres here
  5. 1981 Assist #59 Fire 7,311 acres in total · Cause: Miscellaneous 7,148 acres here
  6. 1944 Unnamed fire 6,174 acres in total 5,565 acres here
  7. 1967 Unnamed fire 29,083 acres in total · Cause: Miscellaneous 4,387 acres here
  8. 1935 Unnamed fire 3,675 acres here
  9. 1943 Unnamed fire 3,577 acres in total 3,416 acres here
  10. 1950 Sycamore Canyon Fire 3,142 acres here

  And 91 smaller fires. The most recent was the 2025 Academy Fire, which burned 48 acres here. In all, 78,692 acres of San Diego 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