ZIP code 91935

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 55,190 acres · State Responsibility Area 82%
  2. High 221 acres · State Responsibility Area <1%
  3. Moderate 41 acres · State Responsibility Area <1%
  4. Not mapped by CAL FIRE 12,038 acres · Mostly federal land 18%

  67,490 acres of land in all, 55,452 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

  The 10 largest of 92 fires that burned here

  Map
  1. 1970 Laguna Fire 174,162 acres in total · Cause: Campfire 46,929 acres here
  2. 2007 Harris 2 Fire 90,728 acres in total 33,157 acres here
  3. 1926 Unnamed fire 10,371 acres in total · Cause: Miscellaneous 10,044 acres here
  4. 1945 Unnamed fire Cause: Miscellaneous 9,816 acres here
  5. 1912 Unnamed fire Cause: Miscellaneous 6,929 acres here
  6. 2003 Mine/Otay Fire 44,734 acres in total · Cause: Miscellaneous 6,460 acres here
  7. 2020 Valley Fire 16,390 acres in total 5,526 acres here
  8. 1943 Unnamed fire 4,836 acres in total · Cause: Miscellaneous 4,776 acres here
  9. 1915 Unnamed fire 4,836 acres in total 4,719 acres here
  10. 1982 Dulzura Fire 4,950 acres in total · Cause: Debris burning 3,760 acres here

  And 82 smaller fires. The most recent was the 2025 Springs 3 Fire, which burned 50 acres here. In all, 65,465 acres of ZIP code 91935 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