1940s Maps of Twin Lakes, California
Explore 3 historic maps of Twin Lakes 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 Twin Lakes'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 Twin Lakes's history through authentic maps from the 1940s. This is your window into the past.
Twin Lakes, CA maps
(3)- 1945 Map of Lower Lake
1945 Lower Lake1945 Print · USGSLake County's famous resort and mercury-mining districts are shown in high detail during the mid-1940s. Researchers can locate vanished structures at Hould Gibson Camp, trace the namesake springs at Anderson Springs, and find rural institutions like Cobb Valley Sch.2 unique versions available - 1947 Map of Santa Rosa
1947 Santa Rosa1947 Print · USGSNorthern California in the late 1940s was a landscape of agricultural valleys and vital rail hubs. Trace the historic routes of the Northwestern Pacific through Healdsburg or explore the mid-century waterfronts of Vallejo and Benicia near Mare Island. - 1949 Map of Santa Rosa
1949 Santa Rosa1949 Print · USGSThe North Bay and Wine Country appear here in the late 1940s, when the Northwestern Pacific RR still dominated regional transit. Genealogists and historians can trace old coastal outposts like Anchor Bay Settlement and the early layout of Santa Rosa.2 unique versions available
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Frequently asked questions
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