1920s Maps of Warren County, Illinois

Explore 6 historic maps of Warren County from the 1920s. These maps offer a rare glimpse into what life looked like during the 1920s — 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 1920s, 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 1920s, 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 1920s. This is your window into the past.


Warren County, IL maps

(6)
  1. 1921 Map of Monmouth, 1961 Print
    1921 Map of Monmouth, 1961 Print
    1921 Monmouth
    1961 Print · USGS
    Covers Warren County, including Monmouth, Kirkwood, and other nearby areas
    3 unique versions available

  2. 1923 Map of Monmouth
    1923 Map of Monmouth
    1923 Monmouth
    1923 Print · USGS
    Covers Warren County, including Monmouth, Kirkwood, and other nearby areas
    2 unique versions available

  3. 1923 Map of Alexis
    1923 Map of Alexis
    1923 Alexis
    1923 Print · USGS
    Covers Warren County, including Aledo, Viola, and other nearby areas
    2 unique versions available

  4. 1925 Map of Alexis
    1925 Map of Alexis
    1925 Alexis
    1925 Print · USGS
    Covers Warren County, including Aledo, Viola, and other nearby areas

  5. 1925 Map of Galesburg, 1968 Print
    1925 Map of Galesburg, 1968 Print
    1925 Galesburg
    1968 Print · USGS
    Covers Warren County, including Galesburg, Abingdon, and other nearby areas
    2 unique versions available

  6. 1927 Map of Galesburg
    1927 Map of Galesburg
    1927 Galesburg
    1927 Print · USGS
    Covers Warren County, including Galesburg, Abingdon, and other nearby areas
    3 unique versions available

End of results
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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?