Old Maps of Undercliff, Illinois for Metal Detecting

Plan your next treasure hunt with 8 historic maps of Undercliff. 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 Undercliff.


Undercliff, IL maps

(8)
  1. 1893 Map of Lacon
    1893 Map of Lacon
    1893 Lacon
    1893 Print · USGS
    The Illinois River valley in the early 1890s reveals a landscape of river-port towns and sprawling backwater lakes. Genealogists and local historians can trace the early rail corridors of the Chicago and Alton Railroad and find long-established river settlements like Henry and Sparland.
    4 unique versions available

  2. 1933 Map of Lacon
    1933 Map of Lacon
    1933 Lacon
    1933 Print · USGS
    The Illinois River valley in the early 1930s reveals a complex network of backwater lakes and rail-dependent towns. Researchers can locate family landmarks like St Joseph Cem, the Whitefield Town Hall, and dozens of rural schoolhouses such as Brush College Sch.
    3 unique versions available

  3. 1937 Map of Lacon
    1937 Map of Lacon
    1937 Lacon
    1937 Print · USGS
    Mid-century life along the Illinois River valley reveals a landscape of thriving river towns and rural school districts in the 1930s. Trace the vanished local footprints of Whitefield Town Hall, the Alton RR corridor, and family-named sites like Bonham Cem.
    2 unique versions available

  4. 1958 Map of Aurora, 1969 Print
    1958 Map of Aurora, 1969 Print
    1958 Aurora
    1969 Print · USGS
    Northern Illinois in the late fifties shows a landscape of powerful river industry and expanding transport corridors. Genealogists and historians can trace the development of Aurora and Joliet or locate sites like the Elwood Ordnance Plant and Starved Rock.
    3 unique versions available

  5. 1961 Map of Aurora
    1961 Map of Aurora
    1961 Aurora
    1961 Print · USGS
    Northern Illinois at the height of the post-war era reveals a landscape of massive industrial works and thriving river towns. Genealogists and historians can trace the paths of the Lincoln Highway or locate long-standing landmarks like the Green River Ordnance Plant and Starved Rock State Park.

  6. 1972 Map of Florid, 1974 Print
    1972 Map of Florid, 1974 Print
    1972 Florid
    1974 Print · USGS
    The Illinois River bottomlands in the early 1970s reveal a landscape of vast backwater lakes and upland farming communities. Trace family roots at Riverside Cem or follow the Chicago Rock Island and Pacific rails past Hilderbrant.
    2 unique versions available

  7. 1985 Map of Kewanee
    1985 Map of Kewanee
    1985 Kewanee
    1985 Print · USGS
    North-central Illinois in the mid-eighties shows a landscape of river-valley industry and prairie transit. Researchers can trace family roots through Evergreen Memory Garden or follow the historic Hennepin Canal past Tiskilwa and Wyanet.
    2 unique versions available

  8. 2024 Map of Florid, 2024 Print
    2024 Map of Florid, 2024 Print
    2024 Florid
    2024 Print · USGS
    The Illinois River valley comes into sharp focus here in 2024, showing the winding waterway between Hennepin and Henry. Genealogists can trace family plots at Florid Cem or Murphy Cem while exploring the backroads and oxbow lakes like Senachwine Lake.

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