ZIP code 91905

San Diego County, including Boulevard

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Report created October 27, 2026 at www.firezones.info/zip/91905

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    22% Very High

    All 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

    55% has burned

    Most recently the 2025 Runner Fire, which burned 88 acres here, one of 51 fires on record.

  • Power line fire risk

    Share of the land in the High Fire-Threat District

    19% 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 11,658 acres · State Responsibility Area 22%
  2. High 19,254 acres · State Responsibility Area 36%
  3. Not mapped by CAL FIRE 22,536 acres · Mostly federal land 42%

53,449 acres of land in all, 30,912 of it in the State Responsibility Area. 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. 1944 Unnamed fire Of 64,420 acres in all · Cause: Miscellaneous 16,023 acres
  2. 1940 Unnamed fire Cause: Miscellaneous 3,135 acres
  3. 2012 Shockey Fire 2,549 acres
  4. 1974 Outside Origin #2 Fire 2,038 acres
  5. 1982 Tule Fire Of 4,645 acres in all · Cause: Miscellaneous 1,870 acres
  6. 1950 Boulder Creek Fire Of 2,996 acres in all 980 acres
  7. 1999 Shockey Fire Of 3,285 acres in all 939 acres
  8. 2024 Mccain 4 Fire Of 1,597 acres in all · Cause: Vehicle 790 acres
  9. 1972 Unnamed fire Of 676 acres in all 584 acres
  10. 1976 Hambey #3 Fire Of 680 acres in all 569 acres

And 41 smaller fires. In all, 29,348 acres of ZIP code 91905 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

Communities in ZIP code 91905

Neighboring ZIP codes

  1. 91905 22% Very High · this area
  2. 91906 38% Very High
  3. 91934 27% High · <1% Very High
  4. 91962 25% Very High