Pasadena

City in Los Angeles County

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Report created October 27, 2026 at www.firezones.info/community/56000/pasadena

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    28% Very High

    Most of the Very High land is in the Local Responsibility Area, where the City of Pasadena adopts the zones CAL FIRE recommends.

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  • Fire history

    Share of the land inside a recorded wildfire perimeter

    12% has burned

    Most recently the 2025 Eaton Fire, which burned 389 acres here, one of 27 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    7% Extreme

    Utilities may shut off power in the CPUC High Fire-Threat District in fire weather, and homes outside it can lose power when their lines run through it.

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Land by hazard class

  1. Very High 4,152 acres · <1 state, 4,152 local 28%
  2. High 326 acres · Local Responsibility Area 2%
  3. Moderate 537 acres · Local Responsibility Area 4%
  4. Non-wildland 9,547 acres · Local Responsibility Area 65%
  5. Not mapped by CAL FIRE 223 acres · Mostly federal land 2%

14,785 acres of land in all, <1 in the State Responsibility Area and 14,562 in the Local. State zones are the ones the State Fire Marshal designated, in effect since 1 April 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

Largest fires

  1. 2009 Station Fire Of 160,833 acres in all · Cause: Arson 721 acres
  2. 1959 Woodwardia Fire Of 14,403 acres in all 552 acres
  3. 2025 Eaton Fire Of 14,056 acres in all 389 acres
  4. 1935 Las Flores No. 57 Fire Of 2,521 acres in all 317 acres
  5. 1900 Big Fire Of 2,521 acres in all 317 acres
  6. 1993 Kinneloa Fire Of 5,454 acres in all 218 acres
  7. 1917 Hastings Ranch Fire Of 551 acres in all 197 acres
  8. 1984 Crest Fire Of 606 acres in all 117 acres
  9. 1878 Unnamed fire Of 59,469 acres in all 86 acres
  10. 1934 Brown Mtn No. 29 Fire Of 3,772 acres in all 84 acres

And 17 smaller fires. In all, 1,721 acres of Pasadena 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

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published 27 June 2025, local map 2 February 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Power line fire risk
California Public Utilities Commission
Published 23 February 2026

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

Nearby areas

ZIP codes in Pasadena

Neighboring communities

  1. Pasadena 28% Very High · this area
  2. Alhambra 1% Moderate · <1% Very High
  3. Altadena 32% Very High
  4. Arcadia 8% Very High
  5. East Pasadena No hazard zones
  6. East San Gabriel No hazard zones
  7. Glendale 68% Very High
  8. La Cañada Flintridge 99% Very High
  9. Los Angeles 33% Very High
  10. San Marino No hazard zones
  11. San Pasqual No hazard zones
  12. Sierra Madre 55% Very High
  13. South Pasadena 17% Very High