ZIP code 92003

San Diego County, including Bonsall

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Report created October 31, 2026 at www.firezones.org/zip/92003

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 6,278 acres · State Responsibility Area 63%
    2. High 3,549 acres · 3,535 state, 14 local 36%
    3. Moderate 8 acres · Local Responsibility Area <1%
    4. Non-wildland 78 acres · Local Responsibility Area 1%

    9,913 acres of land in all, 9,813 in the State Responsibility Area and 100 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

    The 10 largest of 15 fires that burned here

    1. 2017 Lilac Fire 4,081 acres in total 3,534 acres here
    2. 1953 Pueblitos Canyon Fire 1,158 acres in total 1,124 acres here
    3. 1938 Unnamed fire 1,706 acres in total 800 acres here
    4. 1957 Clancy Fire 612 acres in total 591 acres here
    5. 1935 Unnamed fire 519 acres here
    6. 2014 Highway Fire 441 acres in total 220 acres here
    7. 2007 Vuelta Fire 215 acres in total 120 acres here
    8. 1941 Unnamed fire 115 acres here
    9. 1975 Unnamed fire 67 acres in total · Cause: Miscellaneous 66 acres here
    10. 1968 Unnamed fire 51 acres in total · Cause: Miscellaneous 50 acres here

    And 5 smaller fires. The most recent was the 2025 Lilac 2 Fire, which burned 6 acres here. In all, 5,498 acres of ZIP code 92003 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 92003

Neighboring ZIP codes

  1. 92003 63% Very High · this area
  2. 92026 74% Very High
  3. 92028 65% Very High
  4. 92057 7% High · 4% Very High
  5. 92084 63% 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