ZIP code 92313

San Bernardino County, including Grand Terrace and Colton

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Report created October 31, 2026 at www.firezones.org/zip/92313

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 643 acres · Local Responsibility Area 28%
    2. High 108 acres · Local Responsibility Area 5%
    3. Moderate 97 acres · Local Responsibility Area 4%
    4. Non-wildland 1,443 acres · Local Responsibility Area 63%

    2,290 acres of land in all, 2,290 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. 1981 Colton Fire 4,051 acres in total · Cause: Miscellaneous 669 acres here
    2. 1969 Blue Mountain Fire 463 acres in total 106 acres here
    3. 1980 Blue Fire 246 acres in total 32 acres here
    4. 1986 Unnamed fire 383 acres in total 24 acres here
    5. 1995 Wick Fire 453 acres in total 17 acres here

    The most recent was the 1995 Wick Fire, which burned 17 acres here. In all, 669 acres of ZIP code 92313 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 92313

Neighboring ZIP codes

  1. 92313 28% Very High · this area
  2. 92324 48% Very High
  3. 92501 22% Moderate
  4. 92507 46% 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