ZIP code 92339

San Bernardino County

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Report created October 27, 2026 at www.firezones.info/zip/92339

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    16% Very High

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

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  • Fire history

    Share of the land inside a recorded wildfire perimeter

    71% has burned

    Most recently the 2020 El Dorado Fire, which burned 5,609 acres here, one of 25 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    20% 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.

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Land by hazard class

  1. Very High 7,901 acres · 7,895 state, 6 local 16%
  2. High 92 acres · State Responsibility Area <1%
  3. Not mapped by CAL FIRE 42,531 acres · Mostly federal land 84%

50,524 acres of land in all, 7,986 in the State Responsibility Area and 6 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. 2020 Apple Fire Of 33,236 acres in all · Cause: Equipment use 11,644 acres
  2. 2006 Millard Fire Of 24,219 acres in all · Cause: Lightning 8,385 acres
  3. 2015 Lake Fire Of 31,284 acres in all · Cause: Miscellaneous 6,151 acres
  4. 1950 North Fork Fire Of 13,188 acres in all 6,081 acres
  5. 2020 El Dorado Fire Of 22,504 acres in all 5,609 acres
  6. 1977 Mitchell Cyn. Fire Of 6,042 acres in all 2,587 acres
  7. 1951 Gaston Fire Of 14,205 acres in all 1,582 acres
  8. 2013 Hathaway Fire Of 3,780 acres in all · Cause: Campfire 1,386 acres
  9. 2018 Valley Fire Cause: Miscellaneous 1,342 acres
  10. 1951 Unnamed fire Of 1,412 acres in all 1,075 acres

And 15 smaller fires. In all, 35,815 acres of ZIP code 92339 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. 92339 16% Very High · this area
  2. 92220 24% Very High
  3. 92256 5% Very High
  4. 92282 7% High · <1% Very High
  5. 92305 8% Very High
  6. 92359 36% Very High
  7. 92399 58% Very High