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Old Maps of Iona, Minnesota for Metal Detecting

Plan your next treasure hunt with 9 historic maps of Iona. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Iona.

Iona, MN maps

(9)
  1. 1954 Map of Fairmont, 1967 Print
    1954 Map of Fairmont, 1967 Print
    1954 Fairmont
    1967 Print · USGS
    The prairie landscape of southern Minnesota and northern Iowa comes alive in this mid-century survey of the Coteau des Prairies. Genealogists and historians can trace the rail-connected growth of Fairmont and Blue Earth or locate family roots near St Kilian Ch and Union Slough National Wildlife Refuge.
    3 unique versions available
  4. 1958 Map of Fairmont
    1958 Map of Fairmont
    1958 Fairmont
    1958 Print · USGS
    The borderlands of southern Minnesota and northern Iowa come alive in the mid-1950s, showing a landscape defined by glacial lakes and rail-line commerce. Researchers can trace historic landmarks like Lakeside Laboratory, Gridley Station, and the Bancroft Wildlife Refuge across the prairie.
  7. 1967 Map of Slayton, 1968 Print
    1967 Map of Slayton, 1968 Print
    1967 Slayton
    1968 Print · USGS
    Murray County at the height of the 1960s shows a landscape defined by the intersection of the Chicago and North Western and the Milwaukee Road. Genealogists can locate family landmarks like St Columba Cem, West Sch, and the village of Hadley.
  10. 1985 Map of Worthington
    1985 Map of Worthington
    1985 Worthington
    1985 Print · USGS
    Southwestern Minnesota and northwestern Iowa are captured in the mid-1980s, showcasing the high-water mark of the region's agricultural and rail-line infrastructure. Researchers can trace the path of the Chicago and North Western through prairie towns like Adrian, Wilmont, and Lakefield.
    2 unique versions available
  13. 2010 Map of Slayton, 2010 Print
    2010 Map of Slayton, 2010 Print
    2010 Slayton
    2010 Print · USGS
    Covers Iona, including Slayton, Hadley, and other nearby areas
  16. 2013 Map of Slayton, 2013 Print
    2013 Map of Slayton, 2013 Print
    2013 Slayton
    2013 Print · USGS
    Covers Iona, including Slayton, Hadley, and other nearby areas
  19. 2016 Map of Slayton, 2016 Print
    2016 Map of Slayton, 2016 Print
    2016 Slayton
    2016 Print · USGS
    Covers Iona, including Slayton, Hadley, and other nearby areas
  22. 2019 Map of Slayton, 2019 Print
    2019 Map of Slayton, 2019 Print
    2019 Slayton
    2019 Print · USGS
    Covers Iona, including Slayton, Hadley, and other nearby areas
  25. 2022 Map of Slayton, 2022 Print
    2022 Map of Slayton, 2022 Print
    2022 Slayton
    2022 Print · USGS
    Murray County enters the twenty-first century with its agricultural roots and county seat well-preserved on this plateau landscape. Researchers can trace family history at Zion Lutheran Church Cem or locate the Murray County Courthouse in Slayton.
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