historical topo map of Marin County, CA in 1948

1948 Map of San Quentin

USGS Topo · Published 1948

This historical map portrays the area of San Quentin in 1948, primarily covering Marin County as well as portions of Contra Costa County and San Francisco County. Featuring a scale of 1:24000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the San Quentin region at the time. Published in 1948, it is one of 2 known editions of this map due to revisions or reprints.

See more

Map Details

Date Portrayed1948
Date Published1948
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions22 x 26.8 inches

Editions of this 1948 San Quentin Map


Historical Maps of Marin County Through Time


Featured Locations


Source Details

CopyrightPublic Domain