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Old Maps of Harmon Township, Illinois for Academic Research

Study the evolution of Harmon Township with 31 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 Harmon Township has changed over the decades.

Harmon Township, IL maps

(31)
  1. 1930 Map of Woodsung
    1930 Map of Woodsung
    1930 Woodsung
    1930 Print · USGS
    Northern Illinois at the dawn of the 1930s shows a landscape of tight-knit farming townships linked by the Lincoln Highway. Genealogists and local historians can trace schoolhouse locations like Stone Sch and Gap Grove Sch, or locate family sites near the Prairieville Cem.
  4. 1946 Map of Sterling, 1969 Print
    1946 Map of Sterling, 1969 Print
    1946 Sterling
    1969 Print · USGS
    The Rock River corridor in the mid-1940s is captured here, showing the industrial heart of the region alongside its deep agricultural roots. Researchers can find dozens of country schools and cemeteries, including Buffalo Grove Sch, Zion Cem, and Oak Knoll Mem Park Cem.
  7. 1948 Map of Sterling
    1948 Map of Sterling
    1948 Sterling
    1948 Print · USGS
    Mid-century Sterling and Rock Falls are captured here during a time of robust rail and river activity. Genealogists can trace family roots through dozens of rural landmarks, including the Prairieville settlement, West Science Ridge Ch, and Hitt Cem.
    2 unique versions available
  10. 1949 Map of Walnut
    1949 Map of Walnut
    1949 Walnut
    1949 Print · USGS
    The rural landscapes of Bureau and Lee counties are captured in the late 1940s, a time when one-room schools and small rail towns anchored the prairie. Genealogists can trace family landmarks like Bowen Cem, Sturtz Sch, and the community of New Bedford along the Green River.
    3 unique versions available
  13. 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
  16. 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.
  19. 1982 Map of Harmon
    1982 Map of Harmon
    1982 Harmon
    1982 Print · USGS
    Harmon and Hamilton townships are shown in the early 1980s at a critical rail intersection in rural Lee County. Genealogists and local historians can trace early community life through landmarks like Holy Cross Ch, Centenary Cem, and the rail stop at Van Petten.
    3 unique versions available
  22. 1982 Map of Hahnaman
    1982 Map of Hahnaman
    1982 Hahnaman
    1982 Print · USGS
    Whiteside County in the early eighties shows an engineered landscape of prairie drainage and rail lines. Researchers can trace family-named roads like Mc Elvee Road and local sites like the Montmorency Sch and the Hennepin Canal Feeder.
  25. 1983 Map of Sterling, 1984 Print
    1983 Map of Sterling, 1984 Print
    1983 Sterling
    1984 Print · USGS
    Sterling and Rock Falls are shown here at the Rock River in the early eighties, joined by a network of bridges and railroads. Researchers can trace neighborhood growth through local landmarks like Newman Central High Sch, the Indian Mounds Historic Site, and Oak Knoll Cem.
    2 unique versions available
  28. 1983 Map of Dixon West, 1984 Print
    1983 Map of Dixon West, 1984 Print
    1983 Dixon West
    1984 Print · USGS
    Dixon and its western environs are shown in the early 1980s as the regional rail and river network continued to shape Lee County. Researchers can trace family sites at Nelson Cem and Rock Ridge Cem or follow the path of the Hennepin Canal.
  31. 1985 Map of Dixon
    1985 Map of Dixon
    1985 Dixon
    1985 Print · USGS
    North-central Illinois in the mid-eighties was a land of river cities and expansive prairies defined by rail lines and private airfields. Researchers can locate family landmarks like Oakwood Cem, the Sword Landing Strip, and Sauk Valley College while tracing the C & N W railroad.
    2 unique versions available
  34. 2012 Map of Hahnaman, 2012 Print
    2012 Map of Hahnaman, 2012 Print
    2012 Hahnaman
    2012 Print · USGS
    Covers Harmon Township, including Hahnaman, Hamilton Township, and other nearby areas
  37. 2012 Map of Harmon, 2012 Print
    2012 Map of Harmon, 2012 Print
    2012 Harmon
    2012 Print · USGS
    Covers Harmon Township, including Harmon, Van Petten, and other nearby areas
  40. 2012 Map of Sterling, 2012 Print
    2012 Map of Sterling, 2012 Print
    2012 Sterling
    2012 Print · USGS
    Covers Harmon Township, including Sterling, Rock Falls, and other nearby areas
  43. 2012 Map of Dixon West, 2012 Print
    2012 Map of Dixon West, 2012 Print
    2012 Dixon West
    2012 Print · USGS
    Covers Harmon Township, including Dixon, Palmyra, and other nearby areas
  46. 2015 Map of Dixon West, 2015 Print
    2015 Map of Dixon West, 2015 Print
    2015 Dixon West
    2015 Print · USGS
    Covers Harmon Township, including Dixon, Palmyra, and other nearby areas
  49. 2015 Map of Harmon, 2015 Print
    2015 Map of Harmon, 2015 Print
    2015 Harmon
    2015 Print · USGS
    Covers Harmon Township, including Harmon, Van Petten, and other nearby areas
  52. 2015 Map of Hahnaman, 2015 Print
    2015 Map of Hahnaman, 2015 Print
    2015 Hahnaman
    2015 Print · USGS
    Covers Harmon Township, including Hahnaman, Hamilton Township, and other nearby areas
  55. 2015 Map of Sterling, 2015 Print
    2015 Map of Sterling, 2015 Print
    2015 Sterling
    2015 Print · USGS
    Covers Harmon Township, including Sterling, Rock Falls, and other nearby areas
  58. 2018 Map of Harmon, 2018 Print
    2018 Map of Harmon, 2018 Print
    2018 Harmon
    2018 Print · USGS
    Covers Harmon Township, including Harmon, Van Petten, and other nearby areas
  61. 2018 Map of Dixon West, 2018 Print
    2018 Map of Dixon West, 2018 Print
    2018 Dixon West
    2018 Print · USGS
    Covers Harmon Township, including Dixon, Palmyra, and other nearby areas
  64. 2018 Map of Hahnaman, 2018 Print
    2018 Map of Hahnaman, 2018 Print
    2018 Hahnaman
    2018 Print · USGS
    Covers Harmon Township, including Hahnaman, Hamilton Township, and other nearby areas
  67. 2018 Map of Sterling, 2018 Print
    2018 Map of Sterling, 2018 Print
    2018 Sterling
    2018 Print · USGS
    Covers Harmon Township, including Sterling, Rock Falls, and other nearby areas
  70. 2021 Map of Harmon, 2021 Print
    2021 Map of Harmon, 2021 Print
    2021 Harmon
    2021 Print · USGS
    Covers Harmon Township, including Harmon, Van Petten, and other nearby areas
  73. 2021 Map of Hahnaman, 2021 Print
    2021 Map of Hahnaman, 2021 Print
    2021 Hahnaman
    2021 Print · USGS
    Covers Harmon Township, including Hahnaman, Hamilton Township, and other nearby areas
Showing maps 1-25 of 31

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Frequently asked questions

  • What are the different types of historical maps available for Harmon Township?
  • What is the oldest map of Harmon Township?
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  • Are there historical topographic maps available for Harmon Township?
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  • Where are historical maps of Harmon Township sourced from?