ZIP code 91914

San Diego County, including Chula Vista

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Report created October 31, 2026 at www.firezones.org/zip/91914

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 2,243 acres · 187 state, 2,057 local 53%
    2. High 594 acres · Local Responsibility Area 14%
    3. Moderate 241 acres · Local Responsibility Area 6%
    4. Non-wildland 597 acres · Local Responsibility Area 14%
    5. Not mapped by CAL FIRE 577 acres · Mostly federal land 14%

    4,252 acres of land in all, 187 in the State Responsibility Area and 3,489 in the Local. State zones are the ones the State Fire Marshal designated, in effect since April 1, 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

  • Fire history

    Fires CAL FIRE has recorded here

    1. 1911 Unnamed fire 10,394 acres in total · Cause: Miscellaneous 2,518 acres here
    2. 1985 Miller Fire 8,270 acres in total · Cause: Miscellaneous 1,290 acres here
    3. 2007 Harris 2 Fire 90,728 acres in total 875 acres here
    4. 1950 Wet Back Fire 3,955 acres in total 415 acres here
    5. 1969 Mother Miguel Fire 305 acres here
    6. 1970 Laguna Fire 174,162 acres in total · Cause: Campfire 122 acres here
    7. 1999 Proctor Fire 1,460 acres in total · Cause: Arson 47 acres here
    8. 2018 Agua Fire Cause: Equipment use 44 acres here
    9. 2019 Agua Fire Cause: Playing with fire 31 acres here
    10. 2021 Miguel 3 Fire 21 acres here

    The most recent was the 2021 Miguel 3 Fire, which burned 21 acres here. In all, 2,636 acres of ZIP code 91914 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

Nearby areas

Communities in ZIP code 91914

Neighboring ZIP codes

  1. 91914 53% Very High · this area
  2. 91902 24% Very High
  3. 91913 36% Very High
  4. 91915 53% Very High
  5. 91978 26% Very High

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published June 27, 2025, local map February 2, 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published July 28, 2026

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