Join Free

Old Maps of Decatur County, Iowa for Metal Detecting

Plan your next treasure hunt with 32 historic maps of Decatur County. 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 County.

Decatur County, IA maps

(32)
  1. 1945 Map of Mount Ayr, 1954 Print
    1945 Map of Mount Ayr, 1954 Print
    1945 Mount Ayr
    1954 Print · USGS
    Covers Decatur County, including Mount Ayr, Kellerton, and other nearby areas
    2 unique versions available
  4. 1945 Map of Lamoni, 1957 Print
    1945 Map of Lamoni, 1957 Print
    1945 Lamoni
    1957 Print · USGS
    Covers Decatur County, including Lamoni, Leon, and other nearby areas
  7. 1947 Map of Lamoni
    1947 Map of Lamoni
    1947 Lamoni
    1947 Print · USGS
    Covers Decatur County, including Lamoni, Leon, and other nearby areas
    2 unique versions available
  10. 1947 Map of Mount Ayr
    1947 Map of Mount Ayr
    1947 Mount Ayr
    1947 Print · USGS
    Covers Decatur County, including Mount Ayr, Kellerton, and other nearby areas
    2 unique versions available
  13. 1954 Map of Centerville, 1967 Print
    1954 Map of Centerville, 1967 Print
    1954 Centerville
    1967 Print · USGS
    Covers Decatur County, including Ottumwa, Kirksville, and other nearby areas
    3 unique versions available
  16. 1955 Map of Nebraska City, 1967 Print
    1955 Map of Nebraska City, 1967 Print
    1955 Nebraska City
    1967 Print · USGS
    Covers Decatur County, including Maryville, Nebraska City, and other nearby areas
    3 unique versions available
  19. 1957 Map of Nebraska City
    1957 Map of Nebraska City
    1957 Nebraska City
    1957 Print · USGS
    Covers Decatur County, including Maryville, Nebraska City, and other nearby areas
  22. 1957 Map of Centerville
    1957 Map of Centerville
    1957 Centerville
    1957 Print · USGS
    Covers Decatur County, including Ottumwa, Kirksville, and other nearby areas
  25. 1958 Map of Centerville
    1958 Map of Centerville
    1958 Centerville
    1958 Print · USGS
    Covers Decatur County, including Ottumwa, Kirksville, and other nearby areas
  28. 1958 Map of Nebraska City
    1958 Map of Nebraska City
    1958 Nebraska City
    1958 Print · USGS
    Covers Decatur County, including Maryville, Nebraska City, and other nearby areas
  31. 1964 Map of Woodland, 1965 Print
    1964 Map of Woodland, 1965 Print
    1964 Woodland
    1965 Print · USGS
    Covers Decatur County, including Woodland, Wayne County, and other nearby areas
  34. 1964 Map of Pleasanton, 1965 Print
    1964 Map of Pleasanton, 1965 Print
    1964 Pleasanton
    1965 Print · USGS
    Covers Decatur County, including Pleasanton, Saline, and other nearby areas
  37. 1964 Map of Leon, 1966 Print
    1964 Map of Leon, 1966 Print
    1964 Leon
    1966 Print · USGS
    Covers Decatur County, including Leon, Brucewell, and other nearby areas
  40. 1964 Map of Lineville, 1966 Print
    1964 Map of Lineville, 1966 Print
    1964 Lineville
    1966 Print · USGS
    Covers Decatur County, including Mercer, Lineville, and other nearby areas
  43. 1965 Map of Weldon, 1966 Print
    1965 Map of Weldon, 1966 Print
    1965 Weldon
    1966 Print · USGS
    Covers Decatur County, including Weldon, Clarke County, and other nearby areas
  46. 1965 Map of Garden Grove SW, 1966 Print
    1965 Map of Garden Grove SW, 1966 Print
    1965 Garden Grove SW
    1966 Print · USGS
    Covers Decatur County, including Leon, United States, and other nearby areas
  49. 1965 Map of Le Roy, 1966 Print
    1965 Map of Le Roy, 1966 Print
    1965 Le Roy
    1966 Print · USGS
    Covers Decatur County, including Le Roy, Smyrna, and other nearby areas
  52. 1965 Map of Garden Grove, 1967 Print
    1965 Map of Garden Grove, 1967 Print
    1965 Garden Grove
    1967 Print · USGS
    Covers Decatur County, including Humeston, Garden Grove, and other nearby areas
  55. 1981 Map of Van Wert
    1981 Map of Van Wert
    1981 Van Wert
    1981 Print · USGS
    Covers Decatur County, including Leon, Van Wert, and other nearby areas
  58. 1981 Map of Lamoni South
    1981 Map of Lamoni South
    1981 Lamoni South
    1981 Print · USGS
    Covers Decatur County, including Lamoni, Andover, and other nearby areas
    2 unique versions available
  61. 1981 Map of Hopeville
    1981 Map of Hopeville
    1981 Hopeville
    1981 Print · USGS
    Covers Decatur County, including Hopeville, Clarke County, and other nearby areas
  64. 1981 Map of Akron
    1981 Map of Akron
    1981 Akron
    1981 Print · USGS
    Covers Decatur County, including Akron, New Buda, and other nearby areas
  67. 1981 Map of Lamoni North
    1981 Map of Lamoni North
    1981 Lamoni North
    1981 Print · USGS
    Covers Decatur County, including Lamoni, Tuskeego, and other nearby areas
  70. 1981 Map of Tingley NE
    1981 Map of Tingley NE
    1981 Tingley NE
    1981 Print · USGS
    Covers Decatur County, including Union County, Clarke County, and other nearby areas
  73. 1981 Map of Lacelle
    1981 Map of Lacelle
    1981 Lacelle
    1981 Print · USGS
    Covers Decatur County, including Osceola, Van Wert, and other nearby areas
Showing maps 1-25 of 32

Top cities of Decatur County

See more

Frequently asked questions

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

Explore Decatur County by time and use case

Centuries