California by County

County		Round Barns		Covered Bridges
Alameda		CA-01-01
		CA-01-02
Amador		CA-03-01		05-03-A
Butte				05-04-01
				05-04-B
Calaveras				05-05-a
Contra Costa		CA-07-01
Del Norte				05-08-A
Humboldt		CA-12-01		05-12-02
				05-12-05
				05-12-08
Kern				05-15-A
Lassen		CA-18-01
Los Angeles		CA-19-02		05-19-a
Marin		CA-21-01
		CA-21-02
Mariposa				05-22-01
Mendocino		CA-23-01
Monterey		CA-27-01		05-27-a
		CA-27-02
		CA-40-02
		CA-27-04
Napa		CA-28-01
		CA-28-02
		CA-28-03
Nevada				05-29-01
Placer				05-31-a
Sacramento				05-34-D
San Diego		CA-37-02
		CA-37-03
		CA-37-04
		CA-37-05
San Francisco		CA-38-01
		CA-38-02
		CA-38-03
		CA-38-04
		CA-38-05
		CA-38-06
		CA-38-07
San Luis Obispo		CA-40-01
		CA-40-02
		CA-40-03
		CA-40-04
Santa Clara		CA-43-01
		CA-43-02
Santa Cruz		CA-44-01		05-44-02
		CA-44-02		05-44-03
				05-44-a
				05-44-B
Siskiyou				05-47-a
Solano		CA-48-01
Sonoma		CA-49-01
		CA-49-02
		CA-49-04
		CA-49-05
Stanislaus				05-50-01
				05-50-A
Tehama				05-52-A
				05-52-B
Yuba				05-58-01