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Old Maps of Thor, Minnesota for Academic Research

Study the evolution of Thor with 9 high-resolution historic maps. Whether you're teaching, researching, or modeling changes in land use, these maps provide essential visual documentation of urban, environmental, and geographic change.

  • Analyze long-term change: Track patterns in development, transportation, and natural features.
  • Ideal for environmental or urban studies: Support academic projects with primary historical map data.
  • Use in the classroom or lab: Educators and researchers rely on these maps to bring historical context to life.

These maps are a powerful tool for teaching, research, and visualizing how Thor has changed over the decades.

Thor, MN maps

(9)
  1. 1953 Map of Duluth, 1964 Print
    1953 Map of Duluth, 1964 Print
    1953 Duluth
    1964 Print · USGS
    Northeastern Minnesota and northwestern Wisconsin are shown here during a period of industrial maturity and expanding conservation. Genealogists and historians can trace rail-connected towns like McGrath and Wahkon, or locate heritage sites within the Fond du Lac Indian Reservation.
    2 unique versions available
  4. 1958 Map of Duluth
    1958 Map of Duluth
    1958 Duluth
    1958 Print · USGS
    Northeastern Minnesota and the Wisconsin borderlands are shown in detail during the late 1950s, centered on the bustling rail yards and ports of Duluth. You can trace the historic routes of the Soo Line and Duluth Missabe & Iron Range through small towns like McGrath, Bruno, and Wrenshall.
  7. 1969 Map of Thor, 1971 Print
    1969 Map of Thor, 1971 Print
    1969 Thor
    1971 Print · USGS
    Aitkin County’s wetland landscape is captured here in the late sixties, showing the small settlement of Thor and its surrounding townships. Researchers can trace local landmarks like Zion Ch and the recreation facilities at Clear Lake and Sugar Lake.
    2 unique versions available
  10. 1985 Map of Mille Lacs Lake
    1985 Map of Mille Lacs Lake
    1985 Mille Lacs Lake
    1985 Print · USGS
    Mille Lacs Lake and its surrounding settlements are shown in the mid-1980s as a hub of lake-shore recreation and rail commerce. Researchers can trace historic transport lines like the Soo Line and locate communities such as Wahkon and Garrison.
    2 unique versions available
  13. 2010 Map of Thor, 2010 Print
    2010 Map of Thor, 2010 Print
    2010 Thor
    2010 Print · USGS
    Covers Thor, including Aitkin County, United States, and other nearby areas
  16. 2013 Map of Thor, 2013 Print
    2013 Map of Thor, 2013 Print
    2013 Thor
    2013 Print · USGS
    Covers Thor, including Aitkin County, United States, and other nearby areas
  19. 2016 Map of Thor, 2016 Print
    2016 Map of Thor, 2016 Print
    2016 Thor
    2016 Print · USGS
    Covers Thor, including Aitkin County, United States, and other nearby areas
  22. 2019 Map of Thor, 2019 Print
    2019 Map of Thor, 2019 Print
    2019 Thor
    2019 Print · USGS
    Covers Thor, including Aitkin County, United States, and other nearby areas
  25. 2022 Map of Thor, 2022 Print
    2022 Map of Thor, 2022 Print
    2022 Thor
    2022 Print · USGS
    Aitkin County’s wetland landscape is captured here in the early twenty-first century, centered on the community of Thor. Researchers can trace local landmarks like Jewett Cem and the winding course of Dam Brook as it threads between Sugar Lake and Rice Lake.
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Frequently asked questions

  • What are the different types of historical maps available for Thor?
  • What is the oldest map of Thor?
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  • Are there historical topographic maps available for Thor?
  • Is there historical aerial imagery available for Thor?
  • Where are historical maps of Thor sourced from?