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1940s Maps of Lake Saint Louis, Missouri

Explore 6 historic maps of Lake Saint Louis 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 Lake Saint Louis'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 Lake Saint Louis's history through authentic maps from the 1940s. This is your window into the past.

Lake Saint Louis, MO maps

(6)
  1. 1941 Map of Troy, 1964 Print
    1941 Map of Troy, 1964 Print
    1941 Troy
    1964 Print · USGS
    Covers Lake Saint Louis, including O'Fallon, Wentzville, and other nearby areas
    2 unique versions available
  4. 1943 Map of Brussels
    1943 Map of Brussels
    1943 Brussels
    1943 Print · USGS
    Covers Lake Saint Louis, including O'Fallon, Saint Charles, and other nearby areas
    2 unique versions available
  7. 1945 Map of Troy
    1945 Map of Troy
    1945 Troy
    1945 Print · USGS
    Covers Lake Saint Louis, including O'Fallon, Wentzville, and other nearby areas
    2 unique versions available
  10. 1948 Map of Augusta, 1963 Print
    1948 Map of Augusta, 1963 Print
    1948 Augusta
    1963 Print · USGS
    Covers Lake Saint Louis, including O'Fallon, Washington, and other nearby areas
    2 unique versions available
  13. 1949 Map of Saint Louis
    1949 Map of Saint Louis
    1949 Saint Louis
    1949 Print · USGS
    Covers Lake Saint Louis, including St. Louis, O'Fallon, and other nearby areas
    2 unique versions available
  16. 1949 Map of Augusta
    1949 Map of Augusta
    1949 Augusta
    1949 Print · USGS
    Covers Lake Saint Louis, including O'Fallon, Washington, and other nearby areas
    2 unique versions available
End of results
Showing maps 1-6 of 6

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Frequently asked questions

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