ZIP code 93401

San Luis Obispo County, including San Luis Obispo, Los Ranchos and Edna

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Report created October 27, 2026 at www.firezones.info/zip/93401

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    30% 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

    29% has burned

    Most recently the 2025 Tank Fire, which burned 1 acre here, one of 29 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    13% 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 12,313 acres · 11,605 state, 708 local 30%
  2. High 12,229 acres · 11,513 state, 715 local 30%
  3. Moderate 11,057 acres · 8,045 state, 3,012 local 27%
  4. Non-wildland 4,867 acres · Local Responsibility Area 12%
  5. Not mapped by CAL FIRE 617 acres · Mostly federal land 2%

41,083 acres of land in all, 31,163 in the State Responsibility Area and 9,303 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. 1985 Las Pilitas Fire Of 84,271 acres in all · Cause: Equipment use 11,500 acres
  2. 1994 Hwy 41 Fire Of 50,729 acres in all · Cause: Arson 3,788 acres
  3. 1922 Unnamed fire Of 12,545 acres in all · Cause: Miscellaneous 2,501 acres
  4. 1981 Gay Fire Of 1,843 acres in all · Cause: Miscellaneous 909 acres
  5. 1985 Unnamed fire Cause: Equipment use 421 acres
  6. 1984 Morretti Fire Of 1,318 acres in all 313 acres
  7. 2015 Cuesta Fire Of 2,446 acres in all · Cause: Vehicle 234 acres
  8. 1961 Cuesta Fire 216 acres
  9. 2003 Cuesta Fire Of 238 acres in all · Cause: Vehicle 201 acres
  10. 1951 Buckman Fire Of 5,240 acres in all 99 acres

And 19 smaller fires. In all, 11,973 acres of ZIP code 93401 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 93401

Neighboring ZIP codes

  1. 93401 30% Very High · this area
  2. 93405 41% Very High
  3. 93410 89% High
  4. 93420 43% Very High
  5. 93449 54% Very High
  6. 93453 23% Very High