1940s Maps of Redwood City, California

1. 1940 Map of Halfmoon Bay

   

   1940 Halfmoon Bay

   1940 Print · USGS

   The San Mateo coast and Santa Cruz Mountains appear here in the early 1940s, balancing rural ranching with early oil exploration. Genealogists and local historians can trace family-named sites like Bowman Ranch and old rural hubs including Pescadero and La Honda.

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4. 1941 Map of Palo Alto

   

   1941 Palo Alto

   1941 Print · USGS

   The Peninsula and Santa Clara Valley are seen here in the early 1940s, just as the region began its mid-century transformation. Researchers can trace the layout of Stanford University, the military grounds of Moffett Field, and local landmarks like Flood Park.

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7. 1942 Map of Hayward

   

   1942 Hayward

   1942 Print · USGS

   The East Bay shoreline and inland foothills come alive in the early 1940s as industry and infrastructure reshape the landscape. Researchers can trace the original footprints of Russell City and Mt Eden or locate the historic Oakland Speedway and Fairmont Hospital.

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10. 1943 Map of Palo Alto

    

    1943 Palo Alto

    1943 Print · USGS

    The San Francisco Peninsula was still a region of orchards and academic outposts in the years following the Great Depression. Researchers can trace the development of early Silicon Valley through the Southern Pacific line and family landmarks like Duveneck Ranch and the Whisman Dist School.

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13. 1943 Map of San Mateo

    

    1943 San Mateo

    1943 Print · USGS

    The San Francisco Peninsula during the mid-war years shows a region of expanding shoreline industry and established hillside communities. Researchers can trace historic landmarks like St Josephs Military Academy and the Golden Gate National Cem.

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16. 1943 Map of Halfmoon Bay

    

    1943 Halfmoon Bay

    1943 Print · USGS

    San Mateo County's coastline and mountain ridges appear here during the mid-war years, showcasing a landscape of rural schoolhouses and coastal hamlets. Trace family roots and local landmarks from the Pulgas Water Temple to old sites like Pescadero and Purisima Sch.

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19. 1947 Map of San Francisco, 1948 Print

    

    1947 San Francisco

    1948 Print · USGS

    The Bay Area in the late 1940s reveals a region transitioning from wartime intensity to post-war suburban growth. Trace the historic rail lines of the Southern Pacific RR or locate early military footprints at Fort Funston and Moffett Field.

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22. 1947 Map of San Mateo, 1957 Print

    

    1947 San Mateo

    1957 Print · USGS

    Mid-century San Mateo County shows a landscape of growing suburbs and salt marshes before the era of massive bay fill. Genealogists and historians can locate the San Mateo Junior College, trace the Southern Pacific line, or find the California Military Academy in Belmont.

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25. 1948 Map of Redwood Point

    

    1948 Redwood Point

    1948 Print · USGS

    The San Mateo County shoreline in the late 1940s was a landscape of tidal marshes and industrial salt production. Trace the early layout of City Harbor and San Carlos Airport alongside landmarks like Oradio Sta KNBC.

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28. 1948 Map of San Francisco, 1951 Print

    

    1948 San Francisco

    1951 Print · USGS

    The Bay Area in the late 1940s reveals a landscape defined by rapid post-war growth and a heavy military presence at the Golden Gate. Trace the development of early trans-bay infrastructure like the Oakland-Bay Bridge and historic coastal defense sites such as Fort Funston and Alcatraz Island.

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31. 1948 Map of Palo Alto, 1956 Print

    

    1948 Palo Alto

    1956 Print · USGS

    The San Francisco Peninsula is captured here during its postwar transformation into a suburban and technological hub. Genealogists and local historians can trace early neighborhood boundaries near Stanford University, the sprawling Moffet Naval Air Station, and family landmarks like O'Neal Ranch.

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34. 1949 Map of San Mateo

    

    1949 San Mateo

    1949 Print · USGS

    The mid-century San Mateo Peninsula is captured here as a bustling landscape of suburban growth and institutional development. Researchers can trace the legacy of local landmarks like the Bay Meadows Race Track, St Johns Cem, and the historic College of Notre Dame.

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