ZIP code 91948

San Diego County, including Mount Laguna

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Report created October 27, 2026 at www.firezones.info/zip/91948

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    19% Very High

    All 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

    63% has burned

    Most recently the 2025 Penny Fire, which burned 9 acres here, one of 23 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    99% 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 4,323 acres · State Responsibility Area 19%
  2. Not mapped by CAL FIRE 18,039 acres · Mostly federal land 81%

22,362 acres of land in all, 4,323 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. 2003 Cedar Fire Of 270,686 acres in all · Cause: Equipment use 6,619 acres
  2. 1943 Unnamed fire Cause: Miscellaneous 4,031 acres
  3. 1950 Conejos Fire Of 62,849 acres in all · Cause: Miscellaneous 3,240 acres
  4. 1944 Unnamed fire Of 64,420 acres in all · Cause: Miscellaneous 2,660 acres
  5. 1970 Laguna Fire Of 174,162 acres in all · Cause: Campfire 2,567 acres
  6. 1947 Unnamed fire Of 17,156 acres in all 894 acres
  7. 1926 Unnamed fire Of 1,006 acres in all · Cause: Miscellaneous 393 acres
  8. 1928 Unnamed fire Of 5,693 acres in all · Cause: Miscellaneous 381 acres
  9. 2013 Chariot Fire Of 7,085 acres in all 321 acres
  10. 1951 Unnamed fire Of 242 acres in all · Cause: Miscellaneous 209 acres

And 13 smaller fires. In all, 13,978 acres of ZIP code 91948 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 91948

Neighboring ZIP codes

  1. 91948 19% Very High · this area
  2. 91916 49% Very High
  3. 91962 25% Very High
  4. 92036 35% Very High