ZIP code 91107

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 1,167 acres · 575 state, 592 local 21%
  2. High 135 acres · Local Responsibility Area 2%
  3. Moderate 116 acres · Local Responsibility Area 2%
  4. Non-wildland 3,823 acres · Local Responsibility Area 70%
  5. Not mapped by CAL FIRE 214 acres · Mostly federal land 4%

  5,455 acres of land in all, 575 in the State Responsibility Area and 4,666 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 15 fires that burned here

  Map
  1. 2025 Eaton Fire 14,056 acres in total 1,210 acres here
  2. 1993 Kinneloa Fire 5,454 acres in total 1,206 acres here
  3. 1917 Hastings Ranch Fire 551 acres in total 392 acres here
  4. 1926 Unnamed fire 335 acres here
  5. 1961 Unnamed fire 922 acres in total 140 acres here
  6. 1910 Unnamed fire 488 acres in total 97 acres here
  7. 1910 Unnamed fire 53 acres in total 52 acres here
  8. 1978 Mountain Trail Fire 1,295 acres in total 48 acres here
  9. 1911 Unnamed fire 324 acres in total 33 acres here
  10. 1968 Unnamed fire 29 acres here

  And 5 smaller fires. The most recent was the 2025 Eaton Fire, which burned 1,210 acres here. In all, 1,677 acres of ZIP code 91107 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