The following counties in California have historic locations on the National Register of Historic places. Please select a county in California to see the different historic places in the county.

Alameda County Historic Locations	Alpine County Historic Locations
Amador County Historic Locations	Butte County Historic Locations
Calaveras County Historic Locations	Colusa County Historic Locations
Contra Costa County Historic Locations	Del Norte County Historic Locations
El Dorado County Historic Locations	Fresno County Historic Locations
Glenn County Historic Locations	Humboldt County Historic Locations
Imperial County Historic Locations	Inyo County Historic Locations
Kern County Historic Locations	Kings County Historic Locations
Lake County Historic Locations	Lassen County Historic Locations
Los Angeles County Historic Locations	Madera County Historic Locations
Marin County Historic Locations	Mariposa County Historic Locations
Mendocino County Historic Locations	Merced County Historic Locations
Modoc County Historic Locations	Mono County Historic Locations
Monterey County Historic Locations	Napa County Historic Locations
Nevada County Historic Locations	Orange County Historic Locations
Placer County Historic Locations	Plumas County Historic Locations
Riverside County Historic Locations	Sacramento County Historic Locations
San Benito County Historic Locations	San Bernardino County Historic Locations
San Diego County Historic Locations	San Francisco County Historic Locations
San Joaquin County Historic Locations	San Luis Obispo County Historic Locations
San Mateo County Historic Locations	Santa Barbara County Historic Locations
Santa Clara County Historic Locations	Santa Cruz County Historic Locations
Shasta County Historic Locations	Sierra County Historic Locations
Siskiyou County Historic Locations	Solano County Historic Locations
Sonoma County Historic Locations	Stanislaus County Historic Locations
Sutter County Historic Locations	Tehama County Historic Locations
Trinity County Historic Locations	Tulare County Historic Locations
Tuolumne County Historic Locations	Ventura County Historic Locations
Yolo County Historic Locations	Yuba County Historic Locations
Yuma County Historic Locations