Chart 3. Annual average number of structures destroyed by fire and annual average local destruction index of California fires, by county, 2015–20
County Destruction index Destroyed structures

Alameda County

0.0 0

Alpine County

0.0 0

Amador County

4.0 154

Butte County

13.8 3,174

Calaveras County

0.0 0

Colusa County

2.1 47

Contra Costa County

0.0 0

Del Norte County

0.0 0

El Dorado County

0.0 0

Fresno County

0.2 158

Glenn County

0.0 0

Humboldt County

0.0 1

Imperial County

0.0 0

Inyo County

0.4 8

Kern County

0.1 57

Kings County

0.0 0

Lake County

7.0 450

Lassen County

0.1 5

Los Angeles County

0.0 363

Madera County

0.0 3

Marin County

0.0 0

Mariposa County

1.5 27

Mendocino County

3.0 263

Merced County

0.0 0

Modoc County

0.0 0

Mono County

0.0 0

Monterey County

0.1 35

Napa County

14.2 1,997

Nevada County

0.0 1

Orange County

0.0 30

Placer County

0.0 0

Plumas County

26.2 492

Riverside County

0.0 20

Sacramento County

0.0 0

San Benito County

0.0 0

San Bernardino County

0.0 69

San Diego County

0.0 52

San Francisco County

0.0 0

San Joaquin County

0.0 0

San Luis Obispo County

0.1 19

San Mateo County

0.0 0

Santa Barbara County

0.5 232

Santa Clara County

0.0 46

Santa Cruz County

1.0 272

Shasta County

1.8 327

Sierra County

0.6 2

Siskiyou County

0.4 16

Solano County

0.0 1

Sonoma County

0.1 74

Stanislaus County

0.1 34

Sutter County

0.0 0

Tehama County

0.1 4

Trinity County

0.7 9

Tulare County

0.0 1

Tuolumne County

0.4 23

Ventura County

0.0 3

Yolo County

0.0 2

Yuba County

0.7 55

Source: California Department of Forestry and Fire Protection https://www.fire.ca.gov/ and U.S. Census Bureau.