Rowland Heights

Community in Los Angeles County

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Report created October 27, 2026 at www.firezones.info/community/63218/rowland-heights

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    55% 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

    51% has burned

    Most recently the 2020 Canyon Fire, which burned 7 acres here, one of 20 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    34% 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 4,647 acres · 3,566 state, 1,080 local 55%
  2. High 373 acres · 6 state, 366 local 4%
  3. Moderate 351 acres · 4 state, 347 local 4%
  4. Non-wildland 2,982 acres · Local Responsibility Area 36%
  5. Not mapped by CAL FIRE 22 acres · Mostly federal land <1%

8,374 acres of land in all, 3,577 in the State Responsibility Area and 4,775 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 Fullerton Fire Of 3,381 acres in all 3,343 acres
  2. 1955 Hacienda Fire Of 1,148 acres in all 399 acres
  3. 1967 Powder Fire 245 acres
  4. 1981 Sun Mountain Ranch Fire 197 acres
  5. 1939 La Habra No. 33 Fire Of 1,521 acres in all 177 acres
  6. 1928 Brea Shell No. 24 Fire 166 acres
  7. 1949 Vejar No. 168 Fire 122 acres
  8. 1944 Howard Fire Of 147 acres in all 87 acres
  9. 1928 Shell Oil No. 11 Fire Of 91 acres in all 85 acres
  10. 1979 Unnamed fire 68 acres

And 10 smaller fires. In all, 4,304 acres of Rowland Heights 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 Rowland Heights

Neighboring communities

  1. Rowland Heights 55% Very High · this area
  2. Brea 48% Very High
  3. Diamond Bar 36% Very High
  4. Hacienda Heights 40% Very High
  5. Industry 11% High · 3% Very High
  6. La Habra 5% Very High
  7. La Habra Heights 47% Very High
  8. South San Jose Hills No hazard zones
  9. Walnut 15% Very High
  10. West Covina 8% High · <1% Very High