ZIP code 91934

San Diego County, including Jacumba

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Report created October 27, 2026 at www.firezones.info/zip/91934

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    27% High · <1% Very High

    All of the 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

    9% has burned

    Most recently the 2024 Carrizo 5 Fire, which burned 9 acres here, one of 14 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    60% Elevated

    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 133 acres · State Responsibility Area <1%
  2. High 9,057 acres · State Responsibility Area 27%
  3. Moderate 16,332 acres · 16,323 state, 9 local 50%
  4. Not mapped by CAL FIRE 7,425 acres · Mostly federal land 23%

32,948 acres of land in all, 25,514 in the State Responsibility Area and 9 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. 1982 Tule Fire Of 4,645 acres in all · Cause: Miscellaneous 947 acres
  2. 2024 Mccain 4 Fire Of 1,597 acres in all · Cause: Vehicle 807 acres
  3. 1983 Carrizo Fire Cause: Miscellaneous 665 acres
  4. 1987 Carrizo Fire Of 290 acres in all · Cause: Miscellaneous 247 acres
  5. 1981 Tower Fire Of 99 acres in all 98 acres
  6. 1941 Unnamed fire Cause: Miscellaneous 94 acres
  7. 1989 In-Ko-Pah Fire Of 53 acres in all · Cause: Miscellaneous 52 acres
  8. 2005 Railroad Fire Cause: Railroad 40 acres
  9. 2003 Range Fire 29 acres
  10. 1980 In-Ko-Pah Fire Of 25 acres in all · Cause: Miscellaneous 24 acres

And 4 smaller fires. In all, 3,015 acres of ZIP code 91934 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 91934

Neighboring ZIP codes

  1. 91934 27% High · <1% Very High · this area
  2. 91905 22% Very High
  3. 92259 11% Moderate