ZIP code 93003

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 6,265 acres · 5,277 state, 988 local 47%
  2. High 529 acres · Local Responsibility Area 4%
  3. Moderate 319 acres · Local Responsibility Area 2%
  4. Non-wildland 6,222 acres · Local Responsibility Area 47%
  5. Not mapped by CAL FIRE 28 acres · Mostly federal land <1%

  13,363 acres of land in all, 5,277 in the State Responsibility Area and 8,058 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 14 fires that burned here

  Map
  1. 2017 Thomas Fire 281,791 acres in total · Cause: Miscellaneous 6,103 acres here
  2. 1970 Foothill Fire 4,730 acres in total 2,830 acres here
  3. 1956 Sexton Fire 2,826 acres in total 2,498 acres here
  4. 1979 Creek Road Fire 32,706 acres in total 2,343 acres here
  5. 1939 Harmon Canyon Fire 2,334 acres in total 602 acres here
  6. 1996 Sexton Ii Fire 476 acres here
  7. 2005 School Incident Fire 3,892 acres in total · Cause: Power lines 434 acres here
  8. 1995 Sexton I Fire 391 acres here
  9. 1996 Ondulando Fire 402 acres in total 324 acres here
  10. 2025 Auto Fire 61 acres here

  And 4 smaller fires. The most recent was the 2025 Auto Fire, which burned 61 acres here. In all, 6,224 acres of ZIP code 93003 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