ZIP code 92602

Orange County, including Irvine

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Report created October 31, 2026 at www.firezones.org/zip/92602

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 7,174 acres · 3,992 state, 3,182 local 74%
    2. High 257 acres · Local Responsibility Area 3%
    3. Moderate 194 acres · Local Responsibility Area 2%
    4. Non-wildland 2,100 acres · Local Responsibility Area 22%
    5. Not mapped by CAL FIRE 2 acres · Mostly federal land <1%

    9,728 acres of land in all, 3,992 in the State Responsibility Area and 5,733 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 12 fires that burned here

    1. 2007 Santiago Fire 28,430 acres in total · Cause: Miscellaneous 7,471 acres here
    2. 2020 Silverado Fire 12,469 acres in total 6,469 acres here
    3. 1948 Green River Fire 53,080 acres in total 6,153 acres here
    4. 1967 Paseo Grande Fire 51,077 acres in total 6,002 acres here
    5. 1931 Unnamed fire 7,760 acres in total 2,613 acres here
    6. 1984 Loma Ridge Fire 1,435 acres in total 1,108 acres here
    7. 1926 Unnamed fire 9,935 acres in total 807 acres here
    8. 1914 Unnamed fire 18,755 acres in total 259 acres here
    9. 2007 261 Incident Fire 90 acres in total · Cause: Vehicle 67 acres here
    10. 1982 Gypsum Fire 20,142 acres in total · Cause: Miscellaneous 53 acres here

    And 2 smaller fires. The most recent was the 2020 Silverado Fire, which burned 6,469 acres here. In all, 7,738 acres of ZIP code 92602 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 92602

Neighboring ZIP codes

  1. 92602 74% Very High · this area
  2. 92604 No hazard zones
  3. 92606 No hazard zones
  4. 92610 73% Very High
  5. 92618 28% Very High
  6. 92620 2% Very High
  7. 92630 6% Very High
  8. 92676 52% Very High
  9. 92705 8% Very High
  10. 92780 No hazard zones
  11. 92782 13% 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