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1900s (20th Century) Maps of Clear Lake, Illinois

Explore 9 historic maps of Clear Lake from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — 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 Clear Lake's landscape evolved across the 1900s, 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 1900s, 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 Clear Lake's history through authentic maps from the 1900s. This is your window into the past.

Clear Lake, IL maps

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  1. 1926 Map of Beardstown
    1926 Map of Beardstown
    1926 Beardstown
    1926 Print · USGS
    The Illinois River valley and its surrounding bluffs are shown in the mid-1920s, centered on the river hub of Beardstown. Genealogists can trace family ties to dozens of local landmarks, from Griggs Chapel and Mt Zion Church to rural schools like Good Hope School and Biren School.
    2 unique versions available
  4. 1944 Map of Beardstown, 1959 Print
    1944 Map of Beardstown, 1959 Print
    1944 Beardstown
    1959 Print · USGS
    Beardstown and the Illinois River valley are shown here in the mid-forties, capturing a landscape of shifting river channels and rural school districts. Genealogists can trace family names through landmarks like Griggs Chapel, McClung School, and Sheldons Grove.
    2 unique versions available
  7. 1958 Map of Burlington, 1968 Print
    1958 Map of Burlington, 1968 Print
    1958 Burlington
    1968 Print · USGS
    The tri-state river country of Iowa, Illinois, and Missouri is captured here in the mid-fifties, dominated by the Mississippi River and major rail lines. Genealogists and historians can trace the development of river towns like Keokuk or locate the sprawling Iowa Army Ammunition Plant.
    4 unique versions available
  10. 1961 Map of Burlington
    1961 Map of Burlington
    1961 Burlington
    1961 Print · USGS
    The tri-state borderlands along the Mississippi River are captured here during the late fifties and early sixties, showing the vital river-and-rail economy of Iowa, Illinois, and Missouri. Genealogists and historians can trace the development of major hubs like Galesburg and Macomb alongside landmark sites such as the Iowa Ordnance Plant and the historic river town of Nauvoo.
  13. 1963 Map of Burlington
    1963 Map of Burlington
    1963 Burlington
    1963 Print · USGS
    The tri-state river country of the Mississippi and Illinois valleys comes alive in this mid-century survey. Genealogists and historians can trace the industrial and academic growth of the region, from the Iowa Ordnance Plant to campuses like Knox College and Western Illinois University.
  16. 1981 Map of Clear Lake
    1981 Map of Clear Lake
    1981 Clear Lake
    1981 Print · USGS
    The Sangamon River bottomlands of Cass County are shown here in the early 1980s, revealing an intricate landscape of sloughs and conservation areas. Researchers can trace local heritage through the Brick Sch and several pioneer-era cemeteries like Wells Cem and Beard Cem.
  19. 1985 Map of Macomb
    1985 Map of Macomb
    1985 Macomb
    1985 Print · USGS
    West Central Illinois in the mid-eighties shows a robust network of river towns and rail corridors spanning from the Illinois River to the Lamoine. Genealogists and historians can trace the foundations of Macomb, find rural landmarks like Pennington Point, or locate early conservation sites like Argyle Lake State Park.
  22. 1989 Map of Macomb
    1989 Map of Macomb
    1989 Macomb
    1989 Print · USGS
    West Central Illinois in the late eighties shows a landscape of river-bottom conservation and rail-town commerce. Researchers can trace the extensive wetlands of the Illinois River or locate historic transport hubs in Macomb, Colchester, and Beardstown.
  25. 1990 Map of Burlington
    1990 Map of Burlington
    1990 Burlington
    1990 Print · USGS
    The tri-state confluence of Iowa, Illinois, and Missouri is mapped here at the end of the twentieth century. Genealogists and historians can trace the riverfront heritage of Burlington, Keokuk, and Fort Madison, or locate sites like the Battle of Athens State Historic Site.
    2 unique versions available
End of results
Showing maps 1-9 of 9

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  • What are the different types of historical maps available for Clear Lake?
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