San Jose

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 7,135 acres · 44 state, 7,091 local 6%
  2. High 15,858 acres · 171 state, 15,687 local 14%
  3. Moderate 5,529 acres · 46 state, 5,483 local 5%
  4. Non-wildland 81,448 acres · Local Responsibility Area 70%
  5. Not mapped by CAL FIRE 5,751 acres · Mostly federal land 5%

  115,720 acres of land in all, 261 in the State Responsibility Area and 109,708 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 11 fires that burned here

  Map
  1. 2004 Silver Fire Cause: Arson 478 acres here
  2. 1979 Ford Rd. Fire 422 acres in total 414 acres here
  3. 2016 Loma Fire 4,474 acres in total 279 acres here
  4. 1998 Curie Fire 321 acres in total · Cause: Arson 120 acres here
  5. 2017 Lariat Fire 101 acres here
  6. 1989 P.g.&E. #2 Fire 304 acres in total 77 acres here
  7. 1999 Malech Fire 1,200 acres in total · Cause: Equipment use 50 acres here
  8. 1997 Shea Fire Cause: Vehicle 50 acres here
  9. 2021 Piercy Fire 39 acres here
  10. 1989 Pg & E #2 Fire 584 acres in total 19 acres here

  And 1 smaller fire. The most recent was the 2021 Piercy Fire, which burned 39 acres here. In all, 1,545 acres of San Jose 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