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1900s (20th Century) Maps of Irwin, Union Township

Explore 8 historic maps of Irwin 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 Irwin'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 Irwin's history through authentic maps from the 1900s. This is your window into the past.

Irwin, Union Township maps

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  1. 1916 Map of Milford Center, 1948 Print
    1916 Map of Milford Center, 1948 Print
    1916 Milford Center
    1948 Print · USGS
    The rural expanse of central Ohio is captured here in the mid-nineteen-tens, centered on the rail junctions of Marysville and Milford Center. Genealogists and local historians can trace family roots through numerous country schools like Minoque School and the Industrial Home for Women.
  4. 1944 Map of Milford Center
    1944 Map of Milford Center
    1944 Milford Center
    1944 Print · USGS
    Central Ohio during the war years shows a landscape of busy rail junctions and fertile creek valleys. Genealogists and local historians can locate old rural schoolhouses like Lombard Sch and trace the paths of the Pennsylvania railroad through Milford Center.
  7. 1950 Map of Marion
    1950 Map of Marion
    1950 Marion
    1950 Print · USGS
    Central Ohio was a powerhouse of rail and river industry at the mid-century point, serving as a vital corridor between the Great Lakes and the Ohio River valley. Genealogists and rail historians can trace the paths of the Erie RR and Nickel Plate Road through towns like Bucyrus, Galion, and Upper Sandusky.
  10. 1961 Map of Plumwood, 1962 Print
    1961 Map of Plumwood, 1962 Print
    1961 Plumwood
    1962 Print · USGS
    The Madison County countryside comes into focus in the early sixties, showing a landscape defined by drainage ditches and rural townships. Researchers can trace family sites near Chuckery, identify small rural burial grounds like Phellis Cem, or locate the St Pauls Sch.
  13. 1962 Map of Marion
    1962 Map of Marion
    1962 Marion
    1962 Print · USGS
    Central Ohio during the post-war era showcases a dense network of railroad towns and emerging interstate highways. Genealogists can trace family roots in smaller settlements like Houcktown and Marseilles or locate landmarks near Indian Lake.
  16. 1966 Map of Marion, 1968 Print
    1966 Map of Marion, 1968 Print
    1966 Marion
    1968 Print · USGS
    Central Ohio in the mid-sixties is captured during a period of rapid highway expansion and industrial connectivity. Genealogists and historians can trace rail-and-river networks through towns like Marion, Urbana, and Mount Vernon, or locate landmarks such as Malabar Farm and Black Hand Rock.
    3 unique versions available
  19. 1986 Map of Bellefontaine
    1986 Map of Bellefontaine
    1986 Bellefontaine
    1986 Print · USGS
    West Central Ohio in the mid-1980s reveals a landscape of growing metropolitan fringes and established rural centers. Researchers can trace historic cemeteries and civic institutions from Oak Grove Cem to the State Reformatory For Women and Cedar Bog State Nature Preserve.
  22. 1992 Map of Bellefontaine
    1992 Map of Bellefontaine
    1992 Bellefontaine
    1992 Print · USGS
    West-central Ohio in the early nineties reveals a blend of high-plateau geography and growing suburban corridors near the state capital. Genealogists can trace family connections to landmarks like Mount Tabor Church, Oak Grove Cemetery, and the high ground of Campbell Hill.
End of results
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