ZIP code 93405

San Luis Obispo County, including San Luis Obispo, Avila Beach and California Polytechnic State University

Search for an address

Report created October 31, 2026 at www.firezones.org/zip/93405

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    1. Very High 23,389 acres · 21,658 state, 1,731 local 41%
    2. High 12,574 acres · 11,836 state, 739 local 22%
    3. Moderate 17,687 acres · 16,868 state, 820 local 31%
    4. Non-wildland 1,204 acres · Local Responsibility Area 2%
    5. Not mapped by CAL FIRE 2,674 acres · Mostly federal land 5%

    57,529 acres of land in all, 50,361 in the State Responsibility Area and 4,494 in the Local. State zones are the ones the State Fire Marshal designated, in effect since April 1, 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

  • Fire history

    The 10 largest of 34 fires that burned here

    1. 1994 Hwy 41 Fire 50,729 acres in total · Cause: Arson 7,892 acres here
    2. 1941 Unnamed fire Cause: Miscellaneous 609 acres here
    3. 1931 Unnamed fire 536 acres here
    4. 1939 Unnamed fire 6,506 acres in total · Cause: Miscellaneous 493 acres here
    5. 1913 Unnamed fire 588 acres in total · Cause: Miscellaneous 443 acres here
    6. 1985 El Chorro Fire 336 acres here
    7. 1984 Swift Le-7 Fire 426 acres in total 312 acres here
    8. 2017 Camp Fire Cause: Miscellaneous 254 acres here
    9. 1922 Unnamed fire 12,545 acres in total · Cause: Miscellaneous 127 acres here
    10. 1929 Unnamed fire 245 acres in total 105 acres here

    And 24 smaller fires. The most recent was the 2025 Gilardi Fire, which burned 2 acres here. In all, 9,085 acres of ZIP code 93405 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

Nearby areas

Neighboring ZIP codes

  1. 93405 41% Very High · this area
  2. 93401 30% Very High
  3. 93402 70% Very High
  4. 93407 44% High
  5. 93408 99% Moderate
  6. 93409 >99% Moderate · <1% High
  7. 93410 89% High
  8. 93424 46% Very High
  9. 93442 8% Very High
  10. 93449 54% Very High
  11. 93453 23% Very High

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published June 27, 2025, local map February 2, 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published July 28, 2026

This site is independent and not affiliated with CAL FIRE, so for an official determination, check with the agency or your city or county. How we read the data