Yolo County

County in California

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Report created October 27, 2026 at www.firezones.info/county/113/yolo

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    18% 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

    20% has burned

    Most recently the 2021 Creek West Fire, which burned 18 acres here, one of 95 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    23% Elevated

    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 118,636 acres · 117,521 state, 1,115 local 18%
  2. High 78,292 acres · 44,252 state, 34,040 local 12%
  3. Moderate 20,867 acres · 17,382 state, 3,485 local 3%
  4. Non-wildland 404,924 acres · Local Responsibility Area 62%
  5. Not mapped by CAL FIRE 31,232 acres · Mostly federal land 5%

653,950 acres of land in all, 179,154 in the State Responsibility Area and 443,564 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. 2020 Hennessey Fire Of 305,352 acres in all · Cause: Lightning 75,646 acres
  2. 2018 County Fire Of 89,831 acres in all 57,112 acres
  3. 2006 Zam Assist Fire 13,967 acres
  4. 1972 Pocket Gulch Fire 10,406 acres
  5. 1981 Langes Peak Fire Of 14,448 acres in all · Cause: Arson 8,155 acres
  6. 1999 Sixteen Fire Of 37,893 acres in all · Cause: Arson 7,953 acres
  7. 2014 Monticello Fire Cause: Miscellaneous 6,599 acres
  8. 2004 Rumsey Fire Of 38,763 acres in all · Cause: Arson 6,083 acres
  9. 1985 Bald Mt. Fire 5,918 acres
  10. 1988 Blue Fire Of 5,964 acres in all 5,815 acres

And 85 smaller fires. In all, 129,811 acres of Yolo County 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

Cities and towns in Yolo County

Unincorporated communities in Yolo County

ZIP codes in Yolo County

Neighboring counties

  1. Yolo County 18% Very High · this area
  2. Colusa County 23% Very High
  3. Lake County 45% Very High
  4. Napa County 53% Very High
  5. Sacramento County 26% Moderate · <1% Very High
  6. Solano County 6% Very High
  7. Sutter County 7% High · 5% Very High