ZIP code 95311

Mariposa and Tuolumne counties, including Greeley Hill, Lake Don Pedro and Coulterville

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Report created October 27, 2026 at www.firezones.info/zip/95311

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    29% Very High

    All 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

    84% has burned

    Most recently the 2025 Rush Fire, which burned 13 acres here, one of 149 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    95% Elevated · 3% 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 45,558 acres · State Responsibility Area 29%
  2. High 1,666 acres · State Responsibility Area 1%
  3. Moderate 372 acres · State Responsibility Area <1%
  4. Not mapped by CAL FIRE 109,855 acres · Mostly federal land 70%

157,451 acres of land in all, 47,596 of it in the State Responsibility Area. 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. 1924 Unnamed fire 37,135 acres
  2. 1987 Larson Fire Of 48,087 acres in all · Cause: Lightning 36,219 acres
  3. 2017 Detwiler Fire Of 81,826 acres in all · Cause: Miscellaneous 23,890 acres
  4. 2008 Telegraph Fire Of 34,084 acres in all · Cause: Miscellaneous 17,072 acres
  5. 2018 Ferguson Fire Of 96,831 acres in all · Cause: Miscellaneous 16,300 acres
  6. 1934 Unnamed fire 14,726 acres
  7. 1987 Hamm Fire Of 33,144 acres in all · Cause: Lightning 11,872 acres
  8. 1909 Unnamed fire Of 9,730 acres in all 9,294 acres
  9. 1910 Unnamed fire Of 9,001 acres in all 8,733 acres
  10. 1931 Unnamed fire 8,130 acres

And 139 smaller fires. In all, 131,510 acres of ZIP code 95311 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

Communities in ZIP code 95311

Neighboring ZIP codes

  1. 95311 29% Very High · this area
  2. 95305 54% Very High
  3. 95318 5% Very High
  4. 95321 8% Very High
  5. 95329 23% Very High
  6. 95338 51% Very High
  7. 95345 35% Very High
  8. 95369 41% High · 5% Very High
  9. 95389 1% Very High