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Old Maps of Clay Township, Michigan for Metal Detecting

Plan your next treasure hunt with 41 historic maps of Clay Township. 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 Clay Township.

Clay Township, MI maps

(41)
  1. 1914 Map of Algonac
    1914 Map of Algonac
    1914 Algonac
    1914 Print · USGS
    The St. Clair River delta and Harsens Island are captured here before the mid-century shoreline changes. Genealogists can locate family holdings near Starrville or trace the early waterfront developments of Sans Souci P.O. and Tashmoo Park.
  4. 1936 Map of New Baltimore
    1936 Map of New Baltimore
    1936 New Baltimore
    1936 Print · USGS
    Anchor Bay and the coastal settlements of Macomb and St. Clair Counties come alive in the mid-1930s just as aerial mapping was perfecting local detail. Genealogists and historians can trace family locations near New Baltimore, St Pauls Ch, and rural schools like Poplar Grove Sch.
  7. 1936 Map of Algonac
    1936 Map of Algonac
    1936 Algonac
    1936 Print · USGS
    The St. Clair River delta is captured here in the mid-1930s, showing the complex boundary waters between Michigan and Ontario. Genealogists and local historians can trace family-named sites and landings from Algonac to Sans Souci, including Clays Landing and St Pauls Ch.
  10. 1939 Map of New Baltimore
    1939 Map of New Baltimore
    1939 New Baltimore
    1939 Print · USGS
    The Lake St. Clair shoreline at the end of the thirties was a region of marshy deltas and small lakefront villages. You can trace early parish roots and rural life at Sacred Heart Cem, Big Stone Sch, and the unique waterways around Dickinson Island.
  13. 1939 Map of Marine City
    1939 Map of Marine City
    1939 Marine City
    1939 Print · USGS
    The St. Clair River shoreline thrived in the late 1930s as a vital link between the Great Lakes and local rail commerce. Genealogists and local historians can trace rural family life through many schoolhouses and landmarks like Gleaners Hall, Roberts Landing, and Holy Cross Cem.
  16. 1939 Map of Algonac
    1939 Map of Algonac
    1939 Algonac
    1939 Print · USGS
    The St. Clair River delta is captured here in the late thirties as a thriving island community and international crossing. Genealogists and historians can trace riverside settlements like Sans Souci, Pearl Beach, and the grounds of Tashmoo Park on Harsens Island.
  19. 1939 Map of St. Clair Flats
    1939 Map of St. Clair Flats
    1939 St. Clair Flats
    1939 Print · USGS
    The St. Clair River delta comes alive in the late thirties, showing a unique amphibious landscape of island settlements and managed waterways. Researchers can trace the layout of waterfront communities like Riverside, landmarks such as The Old Club, and the intricate network of local water routes like Craig Hy.
  22. 1949 Map of St. Clair Flats
    1949 Map of St. Clair Flats
    1949 St. Clair Flats
    1949 Print · USGS
    The St. Clair River delta is captured here in the late thirties, showing a labyrinth of marshlands and island settlements. Trace family property and local landmarks along South Channel Rd or explore the early layout of Riverside and The Old Club.
    2 unique versions available
  25. 1952 Map of St. Clair Flats, 1954 Print
    1952 Map of St. Clair Flats, 1954 Print
    1952 St. Clair Flats
    1954 Print · USGS
    The St. Clair River delta is captured here in the early fifties, showing a labyrinth of islands and navigable channels along the international border. Genealogists and historians can trace old homesteads on Harsens Island or locate the Coast Guard Station and the settlement of Riverside.
  28. 1952 Map of New Baltimore, 1954 Print
    1952 Map of New Baltimore, 1954 Print
    1952 New Baltimore
    1954 Print · USGS
    The Macomb and St. Clair County shoreline comes alive in this mid-century survey of the Anchor Bay waterfront. Researchers can trace family roots through numerous local landmarks, including Fair Haven Sch, St Marys Cem, and the old settlement of Peters.
    2 unique versions available
  31. 1952 Map of Marine City, 1954 Print
    1952 Map of Marine City, 1954 Print
    1952 Marine City
    1954 Print · USGS
    The St. Clair River shoreline in the early fifties shows a bustling corridor of industry and recreation between Marine City and Algonac. Researchers can trace family sites and transport links through Broadbridge Station, Starville Ch, and the riverside Cherry Beach.
    2 unique versions available
  34. 1952 Map of Algonac, 1954 Print
    1952 Map of Algonac, 1954 Print
    1952 Algonac
    1954 Print · USGS
    The river delta near Algonac and the St Clair Flats appears here in the early fifties, showing the complex web of channels and island life. Genealogists and historians can trace local landmarks like Sans Souci, Oaklawn Cem, and Tashmoo Park.
    2 unique versions available
  37. 1954 Map of Detroit
    1954 Map of Detroit
    1954 Detroit
    1954 Print · USGS
    The Detroit metro and its Ontario neighbors are shown at the height of the mid-century industrial era, just as the suburbs were rapidly expanding. Researchers can trace the massive rail networks of the Wabash Railroad or locate landmarks like Grosse Ile and Selfridge Air Force Base.
  40. 1961 Map of Detroit, 1973 Print
    1961 Map of Detroit, 1973 Print
    1961 Detroit
    1973 Print · USGS
    The international border between Michigan and Ontario was a bustling industrial corridor in the early sixties. Researchers can trace the transit networks and riverfront infrastructure connecting Detroit to Windsor via the Detroit-Windsor Tunnel and major air hubs like Willow Run Airport.
    2 unique versions available
  43. 1965 Map of Detroit
    1965 Map of Detroit
    1965 Detroit
    1965 Print · USGS
    The industrial corridor between Michigan and Ontario is captured here at mid-century, showing the dense rail and river networks of the Great Lakes. Local historians can trace the paths of the Grand Trunk Western RR and locate key landmarks like Selfridge Air Force Base and Grosse Ile.
  46. 1968 Map of New Baltimore, 1971 Print
    1968 Map of New Baltimore, 1971 Print
    1968 New Baltimore
    1971 Print · USGS
    Northern Lake St. Clair coastal life is captured here in the late sixties as residential expansion meets industrial utility. Genealogists and local historians can locate Sacred Heart Cem, the Motor City Drag Strip, and Fair Haven Sch.
    2 unique versions available
  49. 1968 Map of Algonac, 1971 Print
    1968 Map of Algonac, 1971 Print
    1968 Algonac
    1971 Print · USGS
    The St. Clair River delta is shown in detail during the late sixties, a time when island life revolved around the ferry crossings and international waterways. Researchers can trace family-owned parcels and local landmarks like Sans Souci, St Mark Ch, and the Harsens Island Sch.
    3 unique versions available
  52. 1968 Map of St. Clair Flats, 1971 Print
    1968 Map of St. Clair Flats, 1971 Print
    1968 St. Clair Flats
    1971 Print · USGS
    The St. Clair River delta is captured here in the late sixties, showing the complex borderlands between Michigan and Ontario. Genealogists and local historians can trace the unique water-based geography of Harsens Island, Riverside, and the Walpole Island Indian Reserve.
    2 unique versions available
  55. 1968 Map of Marine City, 1971 Print
    1968 Map of Marine City, 1971 Print
    1968 Marine City
    1971 Print · USGS
    The St. Clair River shoreline in the late sixties reveals a busy maritime and industrial landscape at the international border. Genealogists and historians can trace family-named sites like Roberts Landing or locate landmarks such as the Holy Cross Cem and the Marine City Airport.
    4 unique versions available
  58. 1981 Map of Lake St. Clair North
    1981 Map of Lake St. Clair North
    1981 Lake St. Clair North
    1981 Print · USGS
    The Michigan-Ontario borderlands come alive in the early eighties, showcasing the busy international corridor from the St Clair River down to the delta. Trace the intricate channels around Harsens Island or locate regional hubs like Selfridge Air Force Base and Sarnia.
  61. 1985 Map of Lake St. Clair South
    1985 Map of Lake St. Clair South
    1985 Lake St. Clair South
    1985 Print · USGS
    The Detroit waterfront and its surrounding suburbs are captured here in the mid-eighties as urban density peaked. Trace the coastal communities from Gaukler Point down to Windmill Point or explore the street grids of Warren and Detroit.
    2 unique versions available
  64. 2011 Map of New Baltimore, 2011 Print
    2011 Map of New Baltimore, 2011 Print
    2011 New Baltimore
    2011 Print · USGS
    Covers Clay Township, including Chesterfield Township, New Baltimore, and other nearby areas
  67. 2011 Map of Saint Clair Flats, 2011 Print
    2011 Map of Saint Clair Flats, 2011 Print
    2011 Saint Clair Flats
    2011 Print · USGS
    Covers Clay Township, including Miller, Middle Island, and other nearby areas
  70. 2011 Map of Algonac, 2011 Print
    2011 Map of Algonac, 2011 Print
    2011 Algonac
    2011 Print · USGS
    Covers Clay Township, including Algonac, Grande Pointe, and other nearby areas
  73. 2011 Map of Marine City, 2011 Print
    2011 Map of Marine City, 2011 Print
    2011 Marine City
    2011 Print · USGS
    Covers Clay Township, including St. Clair, Algonac, and other nearby areas
Showing maps 1-25 of 41

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Frequently asked questions

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