Old Historical State, County and City Maps of California
Maps of California
Most historical maps of California were published in atlases. Within the atlases are historical maps, illustrations, and histories many of which contain family names ideal for genealogical research.
Some give historical background of the area or show migration routes such as roads, rivers, and railroads.
Within the atlases are historical maps, illustrations, and histories many of which contain family names ideal for genealogical research.
Several books are helpful in researching the evolution of California.
- Historical Atlas of California, available in many libraries, provides a basic map reference at different points in California’s history.
- 1500 California Place Names: Their Origins and Meaning, is an excellent resource for named places and the history behind them.
The United States Geological Survey (USGS) website offers for sale topographical maps of California.
Map of California County Formations 1850 to 1925
This Interactive Map of California Counties show the historical boundaries, names, organization, and attachments of every county, extinct county and unsuccessful county proposal from the creation of California in 1850 to 1925. California contains 58 counties.
California Map Abbreviations
- Sie – Sierra
- Sis – Siskiyou
- SJ – San Joaquin
- SLO – San Luis Obispo
- SM – San Mateo
- Sol – Solano
- Son – Sonoma
- St – Stanislaus
- StB – Santa Barbara
- Su – Sutter
- Te – Tehama
- Tr – Trinity
- Tul – Tulare
- Tuo – Tuolomne
- Ve – Ventura
- Yo – Yolo
- Yu – Yuba
Old Historical Atlas Maps of California
This Historical California Map Collection are from original copies so you can see California as our ancestors saw them over a hundred years ago.Some California map years (not all) have cities, railroads, P.O. locations, township outlines and other features useful to the California researcher.
External California Map Links
California County Map of Road and Highway’s
The California D.O.T. Highway Department does not have California County Map available at this time.