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1940s Maps of Union City, California

Explore 9 historic maps of Union City from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Union City's landscape evolved across the 1940s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1940s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Union City's history through authentic maps from the 1940s. This is your window into the past.

Union City, CA maps

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  1. 1941 Map of Pleasanton
    1941 Map of Pleasanton
    1941 Pleasanton
    1941 Print · USGS
    The Livermore Valley and East Bay hills are captured here in the early 1940s, showing a world of cattle ranchos and railroad towns. You can trace early landmarks like the Mission San Jose de Guadalupe, the Livermore Airport, and several rural one-room schoolhouses like Antone Sch.
  4. 1942 Map of Hayward
    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.
  7. 1943 Map of Pleasanton
    1943 Map of Pleasanton
    1943 Pleasanton
    1943 Print · USGS
    The Livermore and Amador Valleys are captured during the early 1940s, showing a landscape of ranching, railroads, and early institutional development. Genealogists and historians can locate old schools like Stonybrook Sch and landmarks such as Mission San Jose de Guadalupe.
  10. 1947 Map of San Francisco, 1948 Print
    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.
  13. 1947 Map of San Jose, 1948 Print
    1947 Map of San Jose, 1948 Print
    1947 San Jose
    1948 Print · USGS
    Northern California's heartland is captured here just after the war, showing the rapid growth of the Santa Clara and Central Valleys. Researchers can trace the legacy of rail and water at Castle Air Force Base, Stockton, and the Hetch Hetchy Aqueduct.
  16. 1947 Map of Hayward, 1957 Print
    1947 Map of Hayward, 1957 Print
    1947 Hayward
    1957 Print · USGS
    The East Bay's post-war suburban transformation is evident in this mid-century view of the Hayward area. Genealogists and local historians can trace legacy sites like the Mt Eden Sta, the Oakland Speedway, and the Holy Sepulchre Cemetery.
  19. 1947 Map of Newark, 1958 Print
    1947 Map of Newark, 1958 Print
    1947 Newark
    1958 Print · USGS
    The industrial shoreline and agricultural plains of the East Bay are captured here just after the war. Local historians can trace early landings like Jarvis Landing and family landmarks such as Patterson Ranch and the Masonic Home.
  22. 1948 Map of Newark
    1948 Map of Newark
    1948 Newark
    1948 Print · USGS
    Coastal Alameda County is captured here in the late 1940s, showing a landscape defined by salt refineries and historic ranching tracts. Researchers can trace the industrial roots of Alvarado and Newark or locate family-history sites like the Masonic Home and Cypress Cem.
  25. 1948 Map of San Francisco, 1951 Print
    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.
End of results
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Frequently asked questions

  • What are the different types of historical maps available for Union City?
  • What is the oldest map of Union City?
  • Where can I purchase historical maps of Union City for my home or office?
  • Where can I download high-res historical maps of Union City?
  • Are there historical topographic maps available for Union City?
  • Is there historical aerial imagery available for Union City?
  • Where are historical maps of Union City sourced from?