ZIP code 91331

Los Angeles County, including Los Angeles

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Report created October 31, 2026 at www.firezones.org/zip/91331

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. High 204 acres · Local Responsibility Area 3%
    2. Moderate 100 acres · Local Responsibility Area 2%
    3. Non-wildland 5,702 acres · Local Responsibility Area 95%

    6,006 acres of land in all, 6,006 of it in the Local Responsibility Area. 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. 2017 Creek Fire 15,619 acres in total 41 acres here
    2. 1935 Kagel No. 58 Fire 1,904 acres in total 34 acres here
    3. 1916 1916-Supervisor#35 Fire 127 acres in total 24 acres here
    4. 1954 Unnamed fire 11 acres in total 10 acres here

    The most recent was the 2017 Creek Fire, which burned 41 acres here. In all, 109 acres of ZIP code 91331 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 91331

Neighboring ZIP codes

  1. 91331 3% High · <1% Very High · this area
  2. 91040 64% Very High
  3. 91340 1% Moderate · <1% High
  4. 91342 35% Very High
  5. 91343 No hazard zones
  6. 91345 1% Moderate · 1% High
  7. 91352 40% Very High
  8. 91402 No hazard zones
  9. 91605 No hazard zones

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