Join Free

1940s Maps of Warren County, Illinois

Explore 4 historic maps of Warren 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 Warren 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 Warren County's history through authentic maps from the 1940s. This is your window into the past.

Warren County, IL maps

(4)
  1. 1940 Map of Oquawka
    1940 Map of Oquawka
    1940 Oquawka
    1940 Print · USGS
    Covers Warren County, including Oquawka, Stronghurst, and other nearby areas
    2 unique versions available
  4. 1941 Map of Keithsburg
    1941 Map of Keithsburg
    1941 Keithsburg
    1941 Print · USGS
    Covers Warren County, including Aledo, Millersburg, and other nearby areas
    2 unique versions available
  7. 1944 Map of Avon, 1962 Print
    1944 Map of Avon, 1962 Print
    1944 Avon
    1962 Print · USGS
    Covers Warren County, including Bushnell, Avon, and other nearby areas
  10. 1947 Map of Woodhull
    1947 Map of Woodhull
    1947 Woodhull
    1947 Print · USGS
    Covers Warren County, including Ontario, Woodhull, and other nearby areas
    2 unique versions available
End of results
Showing maps 1-4 of 4

Top cities of Warren County

See more

Frequently asked questions

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