ZIP code 92305

San Bernardino County

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Report created October 27, 2026 at www.firezones.info/zip/92305

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    8% Very High

    Most of the Very High land is in the State Responsibility Area, where the State Fire Marshal's zones apply.

  • Fire history

    Share of the land inside a recorded wildfire perimeter

    57% has burned

    Most recently the 2024 Line Fire, which burned 5,647 acres here, one of 38 fires on record.

  • Power line fire risk

    Share of the land in the High Fire-Threat District

    35% Extreme

    Utilities may shut off power in the CPUC High Fire-Threat District in fire weather, and homes outside it can lose power when their lines run through it.

Land by hazard class

  1. Very High 5,620 acres · 5,611 state, 10 local 8%
  2. High 16 acres · State Responsibility Area <1%
  3. Not mapped by CAL FIRE 68,571 acres · Mostly federal land 92%

74,208 acres of land in all, 5,627 in the State Responsibility Area and 10 in the Local. State zones are the ones the State Fire Marshal designated, in effect since 1 April 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

Largest fires

  1. 2015 Lake Fire Of 31,284 acres in all · Cause: Miscellaneous 19,485 acres
  2. 2024 Line Fire Of 43,976 acres in all 5,647 acres
  3. 2020 El Dorado Fire Of 22,504 acres in all 5,440 acres
  4. 1952 So. Fork Fire 5,178 acres
  5. 1977 Mitchell Cyn. Fire Of 6,042 acres in all 3,455 acres
  6. 1945 Unnamed fire Of 5,033 acres in all 3,341 acres
  7. 1970 Bear Fire Of 51,655 acres in all · Cause: Campfire 3,206 acres
  8. 1928 Unnamed fire Of 6,114 acres in all 1,381 acres
  9. 2022 Radford Fire Of 1,079 acres in all · Cause: Miscellaneous 926 acres
  10. 1950 Jackson Fire Of 720 acres in all 666 acres

And 28 smaller fires. In all, 42,337 acres of ZIP code 92305 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

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published 27 June 2025, local map 2 February 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Power line fire risk
California Public Utilities Commission
Published 23 February 2026

This site is independent and not affiliated with CAL FIRE or the CPUC, so for an official determination, check with the agency or your city or county. How we read the data

Nearby areas

Neighboring ZIP codes

  1. 92305 8% Very High · this area
  2. 92256 5% Very High
  3. 92268 16% Very High
  4. 92314 27% Very High
  5. 92315 20% Very High
  6. 92339 16% Very High
  7. 92386 40% Very High