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Old Maps of Baldwin, Iowa for Metal Detecting

Plan your next treasure hunt with 9 historic maps of Baldwin. 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 Baldwin.

Baldwin, IA maps

(9)
  1. 1891 Map of Baldwin
    1891 Map of Baldwin
    1891 Baldwin
    1891 Print · USGS
    Jackson County at the end of the century shows a rugged landscape transitioning from river-based industry to a railroad economy. Genealogists can trace family footprints in early settlements like Ozark, Clay Mills, and the rail hubs of Baldwin and Monmouth.
    3 unique versions available
  4. 1901 Map of Peosta
    1901 Map of Peosta
    1901 Peosta
    1901 Print · USGS
    Dubuque and Jackson counties were a hub of river commerce and early rail expansion at the turn of the century. Genealogists and historians can trace the foundations of communities like Peosta, St.Donatus, and the mill sites at Washington Mills.
    4 unique versions available
  7. 1959 Map of Dubuque, 1982 Print
    1959 Map of Dubuque, 1982 Print
    1959 Dubuque
    1982 Print · USGS
    The Tri-State region comes alive in the mid-twentieth century as a hub of river commerce and rail transit. Genealogists and historians can trace the paths of the Illinois Central Gulf through Dubuque or locate the Savanna Ordnance Depot and Lock and Dam No 11.
  10. 1961 Map of Dubuque
    1961 Map of Dubuque
    1961 Dubuque
    1961 Print · USGS
    The Tri-State region's river-and-rail landscape is captured here during the early sixties, showing the convergence of Iowa, Illinois, and Wisconsin. Trace mid-century rail lines like the Chicago Great Western Ry and explore sites like the Savanna Ordnance Depot and Backbone State Park.
  13. 1962 Map of Dubuque
    1962 Map of Dubuque
    1962 Dubuque
    1962 Print · USGS
    The Tri-State region's river-and-rail economy is captured here in the early sixties, centered on the Mississippi River bluffs. Genealogists and historians can locate Numerous lead and zinc mines, the New Melleray Abbey Monastery, and rural hubs like Saint Olaf.
    2 unique versions available
  16. 1976 Map of Dubuque
    1976 Map of Dubuque
    1976 Dubuque
    1976 Print · USGS
    The tri-state borderlands of Iowa, Wisconsin, and Illinois come alive during the mid-seventies, showing a region built on river commerce and mining. Genealogists and historians can trace the paths of the Illinois Central railroad or locate heritage sites like the New Melleray Abbey Monastery and Backbone State Park.
  19. 1980 Map of Baldwin, 1981 Print
    1980 Map of Baldwin, 1981 Print
    1980 Baldwin
    1981 Print · USGS
    Jackson and Clinton counties are captured here in the late seventies as the rural landscape transitioned from rail-era industry to conservation. Genealogists can trace family names at Reel Cem and Dyckman Cem or locate old school sites like Mill Rock School.
  22. 1984 Map of Dubuque South, 1985 Print
    1984 Map of Dubuque South, 1985 Print
    1984 Dubuque South
    1985 Print · USGS
    Eastern Iowa and Northwest Illinois meet along the Mississippi in the mid-eighties, a landscape defined by river industry and limestone bluffs. Trace the rail lines of the Illinois Central Gulf or explore notable sites like the Savanna Army Depot and Maquoketa Caves State Park.
    4 unique versions available
  25. 2022 Map of Baldwin, 2022 Print
    2022 Map of Baldwin, 2022 Print
    2022 Baldwin
    2022 Print · USGS
    Jackson County rural life and geologic wonders are captured here in the early twenty-first century. Genealogists can locate numerous local burial sites like Reel Cem and Washington Cem, while outdoor enthusiasts can trace the Outer Loop Trl near the Maquoketa Caves Natural Bridge.
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