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1940s Maps of Louisville, New York

Explore 10 historic maps of Louisville 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 Louisville'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 Louisville's history through authentic maps from the 1940s. This is your window into the past.

Louisville, NY maps

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  1. 1942 Map of Chase Mills, 1961 Print
    1942 Map of Chase Mills, 1961 Print
    1942 Chase Mills
    1961 Print · USGS
    St. Lawrence County was a landscape of river-driven hamlets and rural school districts in the early 1940s. Genealogists can trace family lines through landmarks like Haskell Ridge Cem, the Norwood and St Lawrence rail line, and Chase Mills.
  4. 1942 Map of Murphy Island, 1961 Print
    1942 Map of Murphy Island, 1961 Print
    1942 Murphy Island
    1961 Print · USGS
    The St. Lawrence River frontier is captured here in the early 1940s, showing a landscape of international shipping canals and riverside villages. Researchers can trace the original rail line of the Canadian National and locate homesteads near Williamsburg, Morrisburg, and Mariatown.
  7. 1942 Map of Norfolk, 1961 Print
    1942 Map of Norfolk, 1961 Print
    1942 Norfolk
    1961 Print · USGS
    St. Lawrence County in the early 1940s was a bustling corridor of river power and rail transport. Genealogists and historians can trace the foundations of Norfolk and Norwood or locate rural landmarks like Bixby Cem and School No 17.
  10. 1942 Map of Massena, 1961 Print
    1942 Map of Massena, 1961 Print
    1942 Massena
    1961 Print · USGS
    The St. Lawrence River frontier is captured here just before mid-century engineering altered the shoreline. Trace the pre-seaway river landscape through Long Sault Rapids, Louisville Landing, and the many numbered schoolhouses like School No 10.
  13. 1943 Map of Murphy Island
    1943 Map of Murphy Island
    1943 Murphy Island
    1943 Print · USGS
    The international border along the St. Lawrence River is captured here in the early 1940s, showing the region before major modern seaway developments. Genealogists can trace family locations in Morrisburg, Williamsburg, and Mariatown, or locate School No 7 and old farms along Hoasic Creek.
  16. 1943 Map of Massena
    1943 Map of Massena
    1943 Massena
    1943 Print · USGS
    St. Lawrence County sits at the edge of the Canadian border during the early 1940s, showing a river landscape before the modern seaway. Genealogists and local historians can locate early district landmarks like Louisville Landing Ch, the Kent Mill Cem, and the Massena Power Canal.
  19. 1943 Map of Chase Mills
    1943 Map of Chase Mills
    1943 Chase Mills
    1943 Print · USGS
    St. Lawrence County is captured here in the early 1940s, showing a landscape of small agricultural hamlets and river-fed industry. Genealogists can locate family landmarks like Haskell Ridge Cem and trace the old Norwood and St Lawrence RR through Chase Mills.
  22. 1943 Map of Norfolk
    1943 Map of Norfolk
    1943 Norfolk
    1943 Print · USGS
    Northern St. Lawrence County during the mid-1940s is defined by a landscape of riverside industry and rural school districts. Genealogists can locate family landmarks like Bixby Cem and several numbered schoolhouses from Grantville to North Stockholm.
  25. 1946 Map of Louisville
    1946 Map of Louisville
    1946 Louisville
    1946 Print · USGS
    The international border along the St. Lawrence River is captured here in the mid-1940s, showing the riverside landscape before major seaway construction. Genealogists can trace family sites at Bradford Cem or visit the old riverside landing at Carrs Pt.
  28. 1948 Map of Ogdensburg, 1973 Print
    1948 Map of Ogdensburg, 1973 Print
    1948 Ogdensburg
    1973 Print · USGS
    The international border along the St Lawrence River comes to life in the late 1940s, showing the vital rail and water connections between New York and Ontario. Researchers can trace the grounds of St Lawrence University, the massive Camp Drum military reservation, and the historic Rideau River and Canal.
    2 unique versions available
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