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Old Maps of Grant Township, Michigan for Genealogy

Trace your family roots with 62 historic maps of Grant Township. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.

  • Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
  • Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
  • Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.

These maps are an incredible resource for exploring your personal connection to Grant Township's past.

Grant Township, MI maps

(62)
  1. 1927 Map of Point Isabelle
    1927 Map of Point Isabelle
    1927 Point Isabelle
    1927 Print · USGS
    The southern coast of the Keweenaw Peninsula is captured here in the late 1930s, documenting the remote shoreline before major modern changes. Trace the maritime history of Mendota through landmarks like the Mendota L H and the Mendota Canal.
  4. 1938 Map of Delaware
    1938 Map of Delaware
    1938 Delaware
    1938 Print · USGS
    The Keweenaw Peninsula in the late 1930s shows a landscape of mining-era remnants and early coastal tourism. Genealogists and historians can trace the small settlements of Delaware and Mandan, or follow the Old Railroad Grade past Lac La Belle.
  7. 1939 Map of Deer Lake
    1939 Map of Deer Lake
    1939 Deer Lake
    1939 Print · USGS
    The Keweenaw Peninsula shore in the late thirties shows a landscape of remote schools and winding river systems. Trace early landmarks like the Betsy River Sch, the waters of Lac La Belle, and the rocky shoreline at Black Rock Pt.
  10. 1939 Map of Delaware
    1939 Map of Delaware
    1939 Delaware
    1939 Print · USGS
    Keweenaw's copper country is shown in the late thirties, featuring the inland settlements and dramatic shoreline ridges. Trace the industrial landscape through the old Railroad Grade at Delaware and the scenic Brockway Mountain Drive.
  13. 1940 Map of Deer Lake
    1940 Map of Deer Lake
    1940 Deer Lake
    1940 Print · USGS
    The Keweenaw Peninsula shoreline comes alive in the late 1930s as aerial photography reveals the remote coastal reaches of Lake Superior. Researchers can trace the drainage of the Big Betsy River or locate the site of the Betsy River Sch and Black Rock Pt.
  16. 1940 Map of Manitou Island
    1940 Map of Manitou Island
    1940 Manitou Island
    1940 Print · USGS
    The tip of Michigan's Keweenaw Peninsula and the outlying Manitou Island are shown in 1940 just before the war. Marine historians and local researchers can locate navigation landmarks like the Manitou Island L H and Gull Rock L H.
  19. 1940 Map of Fort Wilkins
    1940 Map of Fort Wilkins
    1940 Fort Wilkins
    1940 Print · USGS
    The northern tip of the Keweenaw Peninsula is captured here in the late 1930s as the region's wilderness and maritime history began to be preserved. Researchers can trace the layout of Fort Wilkins State Park and locate landmarks like the Copper Harbor L H and Keystone Pt.
    2 unique versions available
  22. 1940 Map of Lake Medora
    1940 Map of Lake Medora
    1940 Lake Medora
    1940 Print · USGS
    Keweenaw's rugged northern tip is captured in the 1940s as a landscape of mining history and new tourism. Trace the early routes of Brockway Mountain Drive and find the site of Aetna near Lake Manganese.
  25. 1948 Map of Delaware, 1955 Print
    1948 Map of Delaware, 1955 Print
    1948 Delaware
    1955 Print · USGS
    Keweenaw County’s rugged northern tip appears in the late 1940s, from the rocky harbor at Agate Point down to the settlement at Delaware. You can trace the complex geography of the Montreal River valley and find early mining-era sites like Mandan and Lac La Belle.
    8 unique versions available
  28. 1948 Map of Lake Medora, 1964 Print
    1948 Map of Lake Medora, 1964 Print
    1948 Lake Medora
    1964 Print · USGS
    The Keweenaw Peninsula's northern coast appears here in the late 1940s, balancing its mining history with emerging tourism. Researchers can trace the winding Brockway Mountain Drive and find landmarks like Ft Wilkins State Park and Mount Houghton.
    3 unique versions available
  31. 1948 Map of Fort Wilkins, 1964 Print
    1948 Map of Fort Wilkins, 1964 Print
    1948 Fort Wilkins
    1964 Print · USGS
    The tip of the Keweenaw Peninsula in the late 1940s reflects a landscape shaped by military history and the waning copper industry. Researchers can locate Old Fort Wilkins, the Copper Harbor Lighthouse, and a Copper Mine (Abandoned).
    3 unique versions available
  34. 1948 Map of Manitou Island, 1965 Print
    1948 Map of Manitou Island, 1965 Print
    1948 Manitou Island
    1965 Print · USGS
    Keweenaw Peninsula's easternmost reaches appear here in the late 1940s, highlighting the isolated lighthouse outposts in Lake Superior. Maritime researchers can trace the vital navigation points at Manitou Island Lighthouse and Gull Rock Lighthouse.
    4 unique versions available
  37. 1948 Map of Deer Lake, 1965 Print
    1948 Map of Deer Lake, 1965 Print
    1948 Deer Lake
    1965 Print · USGS
    Keweenaw's rugged shoreline and interior waterways are captured here in the late 1940s as a new coastal road was first being carved. Researchers can trace the early path of the road UNDER CONSTRUCTION near Black Rock Point or locate the site of the Betsy River School.
    3 unique versions available
  40. 1948 Map of Point Isabelle, 1968 Print
    1948 Map of Point Isabelle, 1968 Print
    1948 Point Isabelle
    1968 Print · USGS
    The Keweenaw Peninsula coast is captured here just after the war, showing the vital maritime link between the Great Lakes and inland waters. Researchers can trace the navigation route through the Mendota Canal and locate the Mendota Light House.
    2 unique versions available
  43. 1949 Map of Manitou Island
    1949 Map of Manitou Island
    1949 Manitou Island
    1949 Print · USGS
    The northernmost tip of Michigan's Keweenaw Peninsula is captured here in the late 1940s, highlighting the lonely outposts of Lake Superior navigation. Genealogists and maritime historians can trace the remote Gull Rock Lighthouse and the vital Manitou Island L H at the edge of Fishermans Bay.
  46. 1949 Map of Fort Wilkins
    1949 Map of Fort Wilkins
    1949 Fort Wilkins
    1949 Print · USGS
    The northern tip of Michigan's Keweenaw Peninsula is shown here in the late 1940s, featuring the historic outpost of Old Fort Wilkins. Researchers can locate the Copper Harbor Lighthouse and trace the shorelines of Lake Fanny Hooe and Keystone Bay.
    2 unique versions available
  49. 1949 Map of Deer Lake
    1949 Map of Deer Lake
    1949 Deer Lake
    1949 Print · USGS
    Keweenaw Peninsula wilderness meets the coast of Lake Superior in the late 1940s. Genealogists and researchers can locate the Betsy River Sch and trace the early development of roads under construction near Black Rock Point.
  52. 1949 Map of Lake Medora
    1949 Map of Lake Medora
    1949 Lake Medora
    1949 Print · USGS
    The tip of Michigan's Keweenaw Peninsula comes alive in this late 1940s survey of the northern copper country. Trace the historic grounds of Ft Wilkins State Park, the heights of Mount Houghton, and the remote coastal settlement at Bete Grise.
  55. 1949 Map of Delaware
    1949 Map of Delaware
    1949 Delaware
    1949 Print · USGS
    The Keweenaw Peninsula’s rugged northern coast and interior ridges are captured here just after the war. Genealogists and local historians can locate the early settlements of Delaware and Mandan or trace the winding Montreal River toward Lac La Belle.
    4 unique versions available
  58. 1949 Map of Point Isabelle
    1949 Map of Point Isabelle
    1949 Point Isabelle
    1949 Print · USGS
    The Keweenaw Peninsula shoreline comes into focus in the late 1940s, highlighting the remote maritime landscape of Lake Superior. Researchers can trace the navigation route through the Mendota Canal past the Mendota Light House and around the landmark of Point Isabelle.
  61. 1958 Map of Hancock, 1967 Print
    1958 Map of Hancock, 1967 Print
    1958 Hancock
    1967 Print · USGS
    The Keweenaw Peninsula and Isle Royale are seen here during the mid-twentieth century as mining and maritime hubs. Trace the dense town layouts of Hancock and Calumet, or locate remote coastal markers like the Eagle Harbor Lighthouse and Rock of Ages Light.
    2 unique versions available
  64. 1960 Map of Hancock
    1960 Map of Hancock
    1960 Hancock
    1960 Print · USGS
    The Keweenaw Peninsula and Isle Royale are captured in detail during the late 1950s. Researchers can trace copper-mining era settlements like Calumet and Laurium, or locate remote maritime landmarks such as the Isle Royale Lighthouse.
  67. 1961 Map of Hancock
    1961 Map of Hancock
    1961 Hancock
    1961 Print · USGS
    The Keweenaw Peninsula and Isle Royale are shown here at the start of the 1960s, featuring the region's historic copper mining and maritime infrastructure. Genealogists and researchers can trace local families through settlements like Atlantic Mine and Painesdale, or locate remote landmarks including Rock of Ages Light and Eagle Harbor.
  70. 1966 Map of Hancock, 1987 Print
    1966 Map of Hancock, 1987 Print
    1966 Hancock
    1987 Print · USGS
    The Keweenaw Peninsula and Isle Royale are captured in the mid-1960s during a pivotal era for Michigan’s Copper Country. Trace the industrial footprint of the SOO LINE through Calumet or locate historic maritime landmarks like Fort Wilkins and Rock of Ages Light.
  73. 1985 Map of Copper Harbor
    1985 Map of Copper Harbor
    1985 Copper Harbor
    1985 Print · USGS
    The northern tip of the Keweenaw Peninsula is captured in the mid-eighties, showing the rugged shoreline from Bete Grise to Keweenaw Point. Local historians can trace landmarks like Ft Wilkins State Park, Mount Houghton, and the isolated Manitou Island lighthouse.
    2 unique versions available
Showing maps 1-25 of 62

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