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1900s (20th Century) Maps of Saint Clair County, Michigan

Explore 73 historic maps of Saint Clair County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Saint Clair County's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Saint Clair County's history through authentic maps from the 1900s. This is your window into the past.

Saint Clair County, MI maps

(73)
  1. 1912 Map of Port Huron
    1912 Map of Port Huron
    1912 Port Huron
    1912 Print · USGS
    The St. Clair River border was a hive of rail and river activity just before the Great War. Genealogists and historians can trace early station stops and post offices like Harts Sta., Rankin Sta., and Bickford P.O. across both Michigan and Ontario shores.
  4. 1914 Map of Armada
    1914 Map of Armada
    1914 Armada
    1914 Print · USGS
    Macomb and St. Clair Counties are seen here in the years before the Great War as a productive agricultural landscape tied together by rail. Researchers can trace historic farmstead locations and early rural infrastructure, from Wolcotts Mill Pond to the busy Grand Trunk R. R. junctions at Armada and Richmond.
  7. 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.
  10. 1928 Map of Armada
    1928 Map of Armada
    1928 Armada
    1928 Print · USGS
    Macomb and St. Clair counties are shown here in the early twentieth century as agriculture and rail travel dominated the landscape. Genealogists can trace family roots through specific locales like Doyle P.O., Sullicks Corners, and the mill at Wolcots Mill Pond.
  13. 1928 Map of Hicky
    1928 Map of Hicky
    1928 Hicky
    1928 Print · USGS
    St. Clair County's rural townships and railway hubs are captured here in the years following the Great War. Researchers can locate vanished landmarks and post offices like Lambs P.O. or trace the early paths of the Fort Gratiot Turnpike and Grand Trunk R. R.
  16. 1929 Map of Port Huron
    1929 Map of Port Huron
    1929 Port Huron
    1929 Print · USGS
    The international border along the St Clair River is captured here during the late 1920s, highlighting the industrial ties between Michigan and Ontario. Genealogists and historians can trace rail stops and post offices like Bickford P O, Recors Pt Sta, and the Grand Trunk corridor.
  19. 1936 Map of St. Clair
    1936 Map of St. Clair
    1936 St. Clair
    1936 Print · USGS
    The Michigan shoreline along the St. Clair River was a bustling corridor of rail and river commerce during the 1930s. Genealogists and local historians can trace early school districts and landmarks like Red Brick Sch, St Marys Ch, and Hillside Cem.
  22. 1936 Map of Rattle Run
    1936 Map of Rattle Run
    1936 Rattle Run
    1936 Print · USGS
    St. Clair County in the mid-thirties remains a landscape of quiet township crossroads and small family farms. Genealogists and local historians can trace the exact locations of many rural schoolhouses like Kennedy Sch and old burial grounds including Balfour Cem and St Marys Cem.
  25. 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.
  28. 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.
  31. 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.
  34. 1939 Map of Adair
    1939 Map of Adair
    1939 Adair
    1939 Print · USGS
    St. Clair County in the late 1930s shows a landscape of established farmsteads and a remarkably high density of rural schools and churches. Genealogists can trace family footprints through sites like Pink Sch, Columbus Cem, and the village of Adair.
  37. 1939 Map of Port Huron
    1939 Map of Port Huron
    1939 Port Huron
    1939 Print · USGS
    Port Huron and Marysville are shown at the height of their industrial development just before World War II. Local historians can trace the intricate rail network of the Grand Trunk Western and locate neighborhood landmarks like Pine Grove Park and Roosevelt Sch.
  40. 1939 Map of St. Clair
    1939 Map of St. Clair
    1939 St. Clair
    1939 Print · USGS
    The St. Clair River shoreline in the late 1930s reveals a vibrant international borderland of riverfront towns and rural school districts. Genealogists and local historians can trace family locations near landmarks like the Red Brick Sch, St Marys Cem, and the Port Huron and Detroit rail line.
  43. 1939 Map of Smiths Creek
    1939 Map of Smiths Creek
    1939 Smiths Creek
    1939 Print · USGS
    St. Clair County is shown in the late 1930s as a landscape of rural schools and heavy rail lines. Researchers can trace the heritage of vanished school districts and family cemeteries like Caswell Cem and the Canada Settlement Sch alongside the Grand Trunk Western tracks.
  46. 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.
  49. 1939 Map of Goodells
    1939 Map of Goodells
    1939 Goodells
    1939 Print · USGS
    St. Clair County's agricultural heartland is documented here just before the Second World War, showing the township-based life of Wales and Kenockee. Researchers can locate family-named landmarks like Beach Sch, the St Clair County Infirmary, and the Kenockee Cem.
  52. 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.
  55. 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.
  58. 1942 Map of Rattle Run
    1942 Map of Rattle Run
    1942 Rattle Run
    1942 Print · USGS
    St. Clair County's rural townships are captured here just before the mid-century, showing a landscape of river-bend mills and country schoolhouses. Genealogists can locate family landmarks like Bell River Mills, Salem Ch, and the Tritten Sch grounds.
    2 unique versions available
  61. 1944 Map of Memphis
    1944 Map of Memphis
    1944 Memphis
    1944 Print · USGS
    Southeast Michigan farm country is documented here in the 1940s, showing the early crossroads and river-bound settlements of St. Clair and Macomb counties. Genealogists can locate family landmarks like Pound Hill Sch, the village of Riley Center, and the Grand Trunk Western rail line.
    2 unique versions available
  64. 1945 Map of Allenton
    1945 Map of Allenton
    1945 Allenton
    1945 Print · USGS
    St. Clair County's farming heartland is captured here in the mid-1940s, showing a landscape of tight-knit rural communities and school districts. Genealogists can trace family locations near Allenton, Scotch Settlement, and several country schools like Gould Sch and Stoddard Sch.
    2 unique versions available
  67. 1949 Map of Port Huron
    1949 Map of Port Huron
    1949 Port Huron
    1949 Print · USGS
    Port Huron and the St. Clair River border come to life in the late 1940s, showing a bustling international port and rail hub. Genealogists and local historians can trace city neighborhoods near Roosevelt Sch, the industrial waterfront of Marysville, and the sprawling Woodland Cem.
  70. 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
  73. 1952 Map of Allenton, 1953 Print
    1952 Map of Allenton, 1953 Print
    1952 Allenton
    1953 Print · USGS
    In the early fifties, the agricultural townships of Berlin and Mussey remained a landscape of rural schoolhouses and family cemeteries. Researchers can still locate landmarks like Gould Sch, West Berlin Ch, and the Scotch Settlement Cem.
    2 unique versions available
Showing maps 1-25 of 73

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