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1980s Maps of Mercer County, Illinois

Explore 8 historic maps of Mercer County from the 1980s. These maps offer a rare glimpse into what life looked like during the 1980s — 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 Mercer County's landscape evolved across the 1980s, 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 1980s, 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 Mercer County's history through authentic maps from the 1980s. This is your window into the past.

Mercer County, IL maps

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  1. 1982 Map of Keithsburg, 1983 Print
    1982 Map of Keithsburg, 1983 Print
    1982 Keithsburg
    1983 Print · USGS
    The riverfront town of Keithsburg and its surrounding Illinois and Iowa bottomlands are captured here in the early eighties. Genealogists and historians can trace the Old Railroad Grade, locate the St Marys Cem, and explore the wetlands of the Mark Twain National Wildlife Refuge.
  4. 1982 Map of Seaton, 1983 Print
    1982 Map of Seaton, 1983 Print
    1982 Seaton
    1983 Print · USGS
    Western Illinois farmland near the Mercer and Henderson county lines is documented here in the early eighties. Genealogists and local historians can trace the Old Railroad Grade near Seaton or locate rural landmarks like Belmont Ch and Hawkins Cem.
  7. 1982 Map of North Henderson, 1983 Print
    1982 Map of North Henderson, 1983 Print
    1982 North Henderson
    1983 Print · USGS
    The rural borderlands of Mercer, Warren, and Knox counties are captured here in the early eighties as agricultural life follows the local creek forks. Researchers can trace family history through numerous burial grounds like Baptist Cem and locate community hubs such as Shanghai City or the Henderson Grove Grange.
  10. 1982 Map of Little York, 1983 Print
    1982 Map of Little York, 1983 Print
    1982 Little York
    1983 Print · USGS
    Western Illinois farm country during the early eighties is mapped here at the border of Mercer and Warren counties. Trace family history through Cedar Creek Cem or Brownlee Cem, and locate former stops like Woodvale and Shaw.
    2 unique versions available
  13. 1982 Map of Alexis, 1984 Print
    1982 Map of Alexis, 1984 Print
    1982 Alexis
    1984 Print · USGS
    The Mercer and Warren county line in the early eighties shows the rural transition as rail lines were being phased out. Genealogists and local historians can trace the Old Railroad Grade near Alexis or find the small settlement of Jensen along the creek banks.
  16. 1984 Map of Muscatine, 1985 Print
    1984 Map of Muscatine, 1985 Print
    1984 Muscatine
    1985 Print · USGS
    The Mississippi River corridor and Iowa prairie meet in the 1980s, showcasing a landscape of river navigation and agricultural heartland. Genealogists and researchers can locate old schools and landmarks like Maharishi International University, Elm Grove Cem, and Lock & Dam No 16.
    2 unique versions available
  19. 1984 Map of Aledo, 1985 Print
    1984 Map of Aledo, 1985 Print
    1984 Aledo
    1985 Print · USGS
    The Mississippi River borderlands and Illinois heartland are captured here in the mid-eighties as industry and agriculture overlap. Trace the Hennepin Canal, the historic Swedish colony at Bishop Hill, and the rail corridors of the Burlington Northern.
  22. 1989 Map of Aledo
    1989 Map of Aledo
    1989 Aledo
    1989 Print · USGS
    Western Illinois and eastern Iowa are shown here during the late twentieth century, when the river-and-rail economy still defined the Quad Cities and the surrounding prairie. Researchers can trace historic settlements like Bishop Hill and Millersburg alongside active routes like the Chicago Rock Island & Pacific RR.
End of results
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Frequently asked questions

  • What are the different types of historical maps available for Mercer County?
  • What is the oldest map of Mercer County?
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  • Are there historical topographic maps available for Mercer County?
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  • Where are historical maps of Mercer County sourced from?