Blue Ridge Fire

Wildfire in San Bernardino, Orange and Riverside counties, October 2020

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Printed October 28, 2026 from www.firezones.info/fire/8178/blue-ridge-fire-2020

Key facts

Started October 26, 2020
Contained November 2, 2020, after 7 days
Burned 13,695 acres
29th largest fire of 2020
Cause Not recorded
Buildings 1 destroyed, 12 damaged
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Where it burned

Counties

  1. San Bernardino County 10,523 acres
  2. Orange County 2,642 acres
  3. Riverside County 530 acres

Communities

  1. Chino Hills 10,523 acres
  2. Yorba Linda 1,826 acres

Acres are the land the fire burned in each county and community, and places where it burned less than an acre are not listed. Communities are cities, towns and the unincorporated places the Census Bureau names, so land outside any of them is counted only in its county.

Buildings damaged

  1. Destroyed Over 50% damaged 1
  2. Minor damage 10 to 25% damaged 2
  3. Affected Up to 10% damaged 10

Buildings CAL FIRE inspected after the fire, by how badly each was damaged. Inspectors record homes, businesses and outbuildings within 100 meters of the fire, and cannot always reach every one, so the counts can differ slightly from other reports.

The same land, other fires

Burned before

  1. 1973 Serranos Fire 304 acres in total 150 acres shared
  2. 1980 Owl Fire 18,332 acres in total 11,381 acres shared
  3. 1983 Hills Fire Cause: Equipment use 581 acres shared
  4. 1988 State Park Fire 820 acres in total · Cause: Miscellaneous 59 acres shared
  5. 1990 Yorba Fire 7,884 acres in total 4,309 acres shared
  6. 2002 Evening Fire Cause: Playing with fire 891 acres shared
  7. 2005 Yorba Linda Fire 1,079 acres in total · Cause: Playing with fire 133 acres shared
  8. 2008 Freeway Fire 30,305 acres in total · Cause: Vehicle 11,756 acres shared
  9. 2015 Casino Fire 16 acres shared

Acres are the land each fire shares with the Blue Ridge Fire, and fires that shared 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 history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Building damage
CAL FIRE Damage Inspection
Updated 19 October 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