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Old Maps of Decatur, Iowa for Metal Detecting

Plan your next treasure hunt with 12 historic maps of Decatur. 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 Decatur.

Decatur, IA maps

(12)
  1. 1945 Map of Lamoni, 1957 Print
    1945 Map of Lamoni, 1957 Print
    1945 Lamoni
    1957 Print · USGS
    The Iowa and Missouri borderlands come to life in this mid-century survey of the rural corridor between Harrison and Decatur counties. Researchers can trace the tracks of the Chicago Burlington and Quincy railroad and find local landmarks like Andover, Riverview Ch, and Akron Cem.
  4. 1947 Map of Lamoni
    1947 Map of Lamoni
    1947 Lamoni
    1947 Print · USGS
    The rural borderlands of Iowa and Missouri are captured here just after the war, showing a dense network of country schools and churches. Genealogists can trace family roots through landmarks like Andover Cem, Lone Star Sch, and the Riverview Ch along the Thompson River.
    2 unique versions available
  7. 1954 Map of Centerville, 1967 Print
    1954 Map of Centerville, 1967 Print
    1954 Centerville
    1967 Print · USGS
    The Iowa-Missouri borderlands at mid-century reveal a landscape shaped by river valleys and the height of the regional rail network. Genealogists and historians can trace the paths of the Wabash railroad and locate old townsites like Mystic, Moulton, and Greentop.
    3 unique versions available
  10. 1957 Map of Centerville
    1957 Map of Centerville
    1957 Centerville
    1957 Print · USGS
    The Iowa-Missouri borderlands in the mid-fifties reveal a landscape of river-valley agriculture and vital rail corridors. Genealogists and historians can trace family-named landmarks and small-town growth in Centerville, Kirksville, and along the Wabash railroad line.
  13. 1958 Map of Centerville
    1958 Map of Centerville
    1958 Centerville
    1958 Print · USGS
    The Iowa-Missouri borderlands come into focus during the mid-fifties, showing a landscape defined by river valleys and intersecting rail lines. Genealogists and local historians can trace family roots through dozens of rural hubs like Bloomfield, Unionville, and Corydon.
  16. 1981 Map of Davis City
    1981 Map of Davis City
    1981 Davis City
    1981 Print · USGS
    Southern Iowa's rural landscape is captured here in the early eighties as the Thompson River winds through Decatur County. Genealogists and local historians can trace family roots through the Manchester Cem, Bethel Cem Ch, and the small settlement of Terre Haute.
  19. 1981 Map of Leon, 1982 Print
    1981 Map of Leon, 1982 Print
    1981 Leon
    1982 Print · USGS
    Southern Iowa and northern Missouri are captured here in the early eighties as the rural landscape balances traditional agriculture with large-scale water management. Researchers can trace the path of the Burlington Northern through Leon or locate early settlements like Decatur City and New Buda.
  22. 2010 Map of Davis City, 2010 Print
    2010 Map of Davis City, 2010 Print
    2010 Davis City
    2010 Print · USGS
    Covers Decatur, including Leon, Davis City, and other nearby areas
  25. 2013 Map of Davis City, 2013 Print
    2013 Map of Davis City, 2013 Print
    2013 Davis City
    2013 Print · USGS
    Covers Decatur, including Leon, Davis City, and other nearby areas
  28. 2015 Map of Davis City, 2015 Print
    2015 Map of Davis City, 2015 Print
    2015 Davis City
    2015 Print · USGS
    Covers Decatur, including Leon, Davis City, and other nearby areas
  31. 2018 Map of Davis City, 2018 Print
    2018 Map of Davis City, 2018 Print
    2018 Davis City
    2018 Print · USGS
    Covers Decatur, including Leon, Davis City, and other nearby areas
  34. 2022 Map of Davis City, 2022 Print
    2022 Map of Davis City, 2022 Print
    2022 Davis City
    2022 Print · USGS
    Decatur County's river valleys and rural townships are captured here in the early twenty-first century. Genealogists can locate numerous small burial sites like Manchester Cem and Palestine Cem while tracing the path of the Thompson River.
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