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Old Maps of O'Brien County, Iowa for Metal Detecting

Plan your next treasure hunt with 23 historic maps of O'Brien 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 O'Brien County.

O'Brien County, IA maps

(23)
  1. 1954 Map of Fairmont, 1967 Print
    1954 Map of Fairmont, 1967 Print
    1954 Fairmont
    1967 Print · USGS
    Covers O'Brien County, including Worthington, Spencer, and other nearby areas
    3 unique versions available
  4. 1954 Map of Fort Dodge, 1968 Print
    1954 Map of Fort Dodge, 1968 Print
    1954 Fort Dodge
    1968 Print · USGS
    Covers O'Brien County, including Fort Dodge, Storm Lake, and other nearby areas
    3 unique versions available
  7. 1957 Map of Fort Dodge
    1957 Map of Fort Dodge
    1957 Fort Dodge
    1957 Print · USGS
    Covers O'Brien County, including Fort Dodge, Storm Lake, and other nearby areas
  10. 1958 Map of Fort Dodge
    1958 Map of Fort Dodge
    1958 Fort Dodge
    1958 Print · USGS
    Covers O'Brien County, including Fort Dodge, Storm Lake, and other nearby areas
  13. 1958 Map of Fairmont
    1958 Map of Fairmont
    1958 Fairmont
    1958 Print · USGS
    Covers O'Brien County, including Worthington, Spencer, and other nearby areas
  16. 1964 Map of Sheldon SE, 1965 Print
    1964 Map of Sheldon SE, 1965 Print
    1964 Sheldon SE
    1965 Print · USGS
    Covers O'Brien County, including Sioux County, United States, and other nearby areas
  19. 1964 Map of Sheldon, 1965 Print
    1964 Map of Sheldon, 1965 Print
    1964 Sheldon
    1965 Print · USGS
    Covers O'Brien County, including Sheldon, Evander, and other nearby areas
  22. 1964 Map of Primghar, 1966 Print
    1964 Map of Primghar, 1966 Print
    1964 Primghar
    1966 Print · USGS
    Covers O'Brien County, including Primghar, Archer, and other nearby areas
  25. 1964 Map of Plessis, 1966 Print
    1964 Map of Plessis, 1966 Print
    1964 Plessis
    1966 Print · USGS
    Covers O'Brien County, including Plessis, Max, and other nearby areas
  28. 1964 Map of Gaza, 1966 Print
    1964 Map of Gaza, 1966 Print
    1964 Gaza
    1966 Print · USGS
    Covers O'Brien County, including Primghar, Gaza, and other nearby areas
  31. 1964 Map of Sanborn, 1966 Print
    1964 Map of Sanborn, 1966 Print
    1964 Sanborn
    1966 Print · USGS
    Covers O'Brien County, including Sanborn, United States, and other nearby areas
  34. 1969 Map of Granville East, 1971 Print
    1969 Map of Granville East, 1971 Print
    1969 Granville East
    1971 Print · USGS
    Covers O'Brien County, including Granville, Germantown, and other nearby areas
  37. 1970 Map of Hartley SW, 1972 Print
    1970 Map of Hartley SW, 1972 Print
    1970 Hartley SW
    1972 Print · USGS
    Covers O'Brien County, including Clay County, United States, and other nearby areas
  40. 1970 Map of Hartley, 1972 Print
    1970 Map of Hartley, 1972 Print
    1970 Hartley
    1972 Print · USGS
    Covers O'Brien County, including Hartley, Moneta, and other nearby areas
  43. 1970 Map of May City, 1972 Print
    1970 Map of May City, 1972 Print
    1970 May City
    1972 Print · USGS
    Covers O'Brien County, including May City, Dickinson County, and other nearby areas
  46. 1971 Map of Paullina, 1973 Print
    1971 Map of Paullina, 1973 Print
    1971 Paullina
    1973 Print · USGS
    Covers O'Brien County, including Paullina, Cherokee County, and other nearby areas
  49. 1971 Map of Sutherland West, 1973 Print
    1971 Map of Sutherland West, 1973 Print
    1971 Sutherland West
    1973 Print · USGS
    Covers O'Brien County, including Sutherland, Calumet, and other nearby areas
  52. 1971 Map of Sutherland East, 1973 Print
    1971 Map of Sutherland East, 1973 Print
    1971 Sutherland East
    1973 Print · USGS
    Covers O'Brien County, including Sutherland, Waterman, and other nearby areas
  55. 1972 Map of Ashton, 1975 Print
    1972 Map of Ashton, 1975 Print
    1972 Ashton
    1975 Print · USGS
    Covers O'Brien County, including Ashton, Sioux County, and other nearby areas
  58. 1972 Map of Cloverdale, 1975 Print
    1972 Map of Cloverdale, 1975 Print
    1972 Cloverdale
    1975 Print · USGS
    Covers O'Brien County, including Cloverdale, Osceola County, and other nearby areas
  61. 1972 Map of Melvin, 1975 Print
    1972 Map of Melvin, 1975 Print
    1972 Melvin
    1975 Print · USGS
    Covers O'Brien County, including Melvin, Osceola County, and other nearby areas
  64. 1985 Map of Storm Lake
    1985 Map of Storm Lake
    1985 Storm Lake
    1985 Print · USGS
    Covers O'Brien County, including Storm Lake, Cherokee, and other nearby areas
    3 unique versions available
  67. 1985 Map of Iowa Great Lakes
    1985 Map of Iowa Great Lakes
    1985 Iowa Great Lakes
    1985 Print · USGS
    Covers O'Brien County, including Spencer, Sheldon, and other nearby areas
    2 unique versions available
End of results
Showing maps 1-23 of 23

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Frequently asked questions

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

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