Acton

Community in Los Angeles County

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Report created October 27, 2026 at www.firezones.info/community/00212/acton

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    97% Very High

    Most of the Very High land is in the State Responsibility Area, where the State Fire Marshal's zones apply.

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  • Fire history

    Share of the land inside a recorded wildfire perimeter

    30% has burned

    Most recently the 2025 Hawk Fire, which burned 162 acres here, one of 40 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    100% 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 24,403 acres · 24,402 state, <1 local 97%
  2. High 46 acres · State Responsibility Area <1%
  3. Not mapped by CAL FIRE 692 acres · Mostly federal land 3%

25,140 acres of land in all, 24,448 in the State Responsibility Area and <1 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. 1970 Shannon Fire Of 2,509 acres in all 2,014 acres
  2. 1942 Tolle Fire Of 1,088 acres in all 950 acres
  3. 1940 Rover No. 186 Fire 701 acres
  4. 1922 Mint Cyn Fire Of 20,512 acres in all 673 acres
  5. 1941 Frazier 216 Fire 594 acres
  6. 1984 Shannon Fire Of 3,498 acres in all 493 acres
  7. 2004 Crown Fire Of 11,754 acres in all · Cause: Equipment use 461 acres
  8. 1979 Crown Fire Of 3,902 acres in all 411 acres
  9. 1980 Pass Fire Of 7,604 acres in all 403 acres
  10. 1942 Richards/Soledad Cyn Fire Of 2,973 acres in all 389 acres

And 30 smaller fires. In all, 7,435 acres of Acton 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 Acton

Neighboring communities

  1. Acton 97% Very High · this area
  2. Agua Dulce 94% Very High
  3. Palmdale 35% Very High