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1980s Maps of Ontario, Illinois

Explore 3 historic maps of Ontario 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 Ontario'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 Ontario's history through authentic maps from the 1980s. This is your window into the past.

Ontario, IL maps

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  1. 1982 Map of Wataga, 1983 Print
    1982 Map of Wataga, 1983 Print
    1982 Wataga
    1983 Print · USGS
    Knox County settlement and rail infrastructure are captured here in the early eighties. Genealogists can trace family sites at Bruner Cem or Junk Cem, while historians can follow the Burlington Northern line and an Old RR Grade near Wataga.
  4. 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.
  7. 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.
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Frequently asked questions

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