Metsker's map of Contra Costa County, California
1939
Metsker Maps.
1:127k
Contra Costa County.
1935
California Division of Highways
1:137k
Geological map of the vicinity of Mount Diablo
1863
Geological Survey of California.; Hoffmann, C. F. (Charles Frederick), 1838-1913.
1:63k
Concord Quadrangle. Areal Geology.
1913
Merriam, John C.
1:63k
City And County Of San Francisco
1935
Thomas Bros.
1:36k
Thomas Bros Walnut Creek, Concord, Lafayette, Orinda, Danville, Alamo, Moraga, Pacheco, and Adjacent Areas, California.
1938
Thomas Brothers
1:41k
Map of the City of Oakland and Surroundings.
1888
Henkenius, J.C.
1:12k
Oakland - Berkeley - Alameda.
1935
California Division of Highways
1:34k
Sale map no. 11. Salt marsh, tide lands, counties of Alameda & Contra Costa.
1872
Allardt, G. F.
1:16k
Map of Oakland, Berkeley, Alameda, San Leandro, Piedmont, Emeryville, Albany, California.
1938
Thomas Brothers
1:30k

Old maps of Contra Costa County, California

Discover the past of Contra Costa County, California on historical maps

Old maps of Contra Costa County, California

Discover the past of Contra Costa County, California on historical maps