1940s Maps of Port San Luis, California
Explore 4 historic maps of Port San Luis 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 Port San Luis'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 Port San Luis's history through authentic maps from the 1940s. This is your window into the past.
Port San Luis, CA maps
(4)- 1941 Map of Port San Luis
1941 Port San Luis1941 Print · USGSCoastal San Luis Obispo County is captured here just before the Second World War, showing the steep interface of the Diablo Range and the sea. Researchers can trace the maritime landscape around Port San Luis and identify distinctive coastal landmarks like Pecho Rock and Saddle Pk. - 1945 Map of Port San Luis
1945 Port San Luis1945 Print · USGSThe Central California coast appears here during the mid-forties, showing the vital maritime and rail connections at Port San Luis. Researchers can trace the path of the P C Ry as it meets the shore near San Luis Hill and the mouth of San Luis Creek. - 1947 Map of San Luis Obispo, 1948 Print
1947 San Luis Obispo1948 Print · USGSCoastal California at the dawn of the Cold War reveals a landscape of massive military reservations and quiet seaside towns. Genealogists and researchers can trace the Southern Pacific rail line, old mining sites like Los Burros Mine, and local landmarks from Point Buchon to the Carrizo Plain. - 1948 Map of San Luis Obispo
1948 San Luis Obispo1948 Print · USGSCentral Coast life in the late 1940s is centered on the Southern Pacific rail line and expanding military bases. Genealogists can trace early rural life through Union School and local operations like the Klau Mine or Buena Vista Mine.
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