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1940s Maps of Marin County, California

Explore 14 historic maps of Marin County 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 Marin County'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 Marin County's history through authentic maps from the 1940s. This is your window into the past.

Marin County, CA maps

(14)
  1. 1941 Map of Tamalpais
    1941 Map of Tamalpais
    1941 Tamalpais
    1941 Print · USGS
    Covers Marin County, including San Francisco, San Rafael, and other nearby areas
  4. 1942 Map of Mare Island
    1942 Map of Mare Island
    1942 Mare Island
    1942 Print · USGS
    Covers Marin County, including Vallejo, Richmond, and other nearby areas
  7. 1942 Map of Sebastopol
    1942 Map of Sebastopol
    1942 Sebastopol
    1942 Print · USGS
    Covers Marin County, including Santa Rosa, Windsor, and other nearby areas
    3 unique versions available
  10. 1942 Map of Petaluma
    1942 Map of Petaluma
    1942 Petaluma
    1942 Print · USGS
    Covers Marin County, including Petaluma, San Rafael, and other nearby areas
  13. 1942 Map of Bodega Head, 1956 Print
    1942 Map of Bodega Head, 1956 Print
    1942 Bodega Head
    1956 Print · USGS
    Covers Marin County, including Carmet, Bodega Bay, and other nearby areas
    3 unique versions available
  16. 1944 Map of Bodega Head
    1944 Map of Bodega Head
    1944 Bodega Head
    1944 Print · USGS
    Covers Marin County, including Carmet, Bodega Bay, and other nearby areas
    4 unique versions available
  19. 1947 Map of Santa Rosa
    1947 Map of Santa Rosa
    1947 Santa Rosa
    1947 Print · USGS
    Covers Marin County, including Santa Rosa, Concord, and other nearby areas
  22. 1947 Map of San Francisco, 1948 Print
    1947 Map of San Francisco, 1948 Print
    1947 San Francisco
    1948 Print · USGS
    Covers Marin County, including San Jose, San Francisco, and other nearby areas
  25. 1947 Map of San Francisco North, 1955 Print
    1947 Map of San Francisco North, 1955 Print
    1947 San Francisco North
    1955 Print · USGS
    Covers Marin County, including San Francisco, Tiburon, and other nearby areas
  28. 1947 Map of San Quentin, 1956 Print
    1947 Map of San Quentin, 1956 Print
    1947 San Quentin
    1956 Print · USGS
    Covers Marin County, including San Francisco, Richmond, and other nearby areas
  31. 1948 Map of San Quentin
    1948 Map of San Quentin
    1948 San Quentin
    1948 Print · USGS
    Covers Marin County, including San Francisco, Richmond, and other nearby areas
    2 unique versions available
  34. 1948 Map of San Francisco, 1951 Print
    1948 Map of San Francisco, 1951 Print
    1948 San Francisco
    1951 Print · USGS
    Covers Marin County, including San Jose, San Francisco, and other nearby areas
  37. 1949 Map of Santa Rosa
    1949 Map of Santa Rosa
    1949 Santa Rosa
    1949 Print · USGS
    Covers Marin County, including Santa Rosa, Concord, and other nearby areas
    2 unique versions available
  40. 1949 Map of Mare Island, 1957 Print
    1949 Map of Mare Island, 1957 Print
    1949 Mare Island
    1957 Print · USGS
    Covers Marin County, including Vallejo, Richmond, and other nearby areas
End of results
Showing maps 1-14 of 14

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Frequently asked questions

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