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Old Maps of Mercer County, Illinois for Academic Research

Study the evolution of Mercer County with 51 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 Mercer County has changed over the decades.

Mercer County, IL maps

(51)
  1. 1912 Map of Milan
    1912 Map of Milan
    1912 Milan
    1912 Print · USGS
    Covers Mercer County, including Davenport, Moline, and other nearby areas
    7 unique versions available
  4. 1916 Map of Edgington
    1916 Map of Edgington
    1916 Edgington
    1916 Print · USGS
    Covers Mercer County, including Muscatine, Blue Grass, and other nearby areas
    3 unique versions available
  7. 1923 Map of Alexis
    1923 Map of Alexis
    1923 Alexis
    1923 Print · USGS
    Covers Mercer County, including Aledo, Viola, and other nearby areas
    2 unique versions available
  10. 1925 Map of Alexis
    1925 Map of Alexis
    1925 Alexis
    1925 Print · USGS
    Covers Mercer County, including Aledo, Viola, and other nearby areas
  13. 1935 Map of Keithsburg
    1935 Map of Keithsburg
    1935 Keithsburg
    1935 Print · USGS
    Covers Mercer County, including Aledo, Millersburg, and other nearby areas
    4 unique versions available
  16. 1937 Map of Orion
    1937 Map of Orion
    1937 Orion
    1937 Print · USGS
    Covers Mercer County, including Moline, East Moline, and other nearby areas
    2 unique versions available
  19. 1938 Map of Edgington, 1955 Print
    1938 Map of Edgington, 1955 Print
    1938 Edgington
    1955 Print · USGS
    Covers Mercer County, including Muscatine, Blue Grass, and other nearby areas
  22. 1941 Map of Keithsburg
    1941 Map of Keithsburg
    1941 Keithsburg
    1941 Print · USGS
    Covers Mercer County, including Aledo, Millersburg, and other nearby areas
    2 unique versions available
  25. 1944 Map of Milan, 1958 Print
    1944 Map of Milan, 1958 Print
    1944 Milan
    1958 Print · USGS
    Covers Mercer County, including Davenport, Moline, and other nearby areas
  28. 1946 Map of Wapello, 1954 Print
    1946 Map of Wapello, 1954 Print
    1946 Wapello
    1954 Print · USGS
    Covers Mercer County, including Wapello, Mediapolis, and other nearby areas
    2 unique versions available
  31. 1947 Map of Woodhull
    1947 Map of Woodhull
    1947 Woodhull
    1947 Print · USGS
    Covers Mercer County, including Ontario, Woodhull, and other nearby areas
    2 unique versions available
  34. 1948 Map of Muscatine
    1948 Map of Muscatine
    1948 Muscatine
    1948 Print · USGS
    Covers Mercer County, including Muscatine, Fruitland, and other nearby areas
    2 unique versions available
  37. 1949 Map of Wapello
    1949 Map of Wapello
    1949 Wapello
    1949 Print · USGS
    Covers Mercer County, including Wapello, Mediapolis, and other nearby areas
    2 unique versions available
  40. 1953 Map of Viola, 1957 Print
    1953 Map of Viola, 1957 Print
    1953 Viola
    1957 Print · USGS
    Covers Mercer County, including Viola, Wanlock, and other nearby areas
    2 unique versions available
  43. 1953 Map of Matherville, 1957 Print
    1953 Map of Matherville, 1957 Print
    1953 Matherville
    1957 Print · USGS
    Covers Mercer County, including Preemption, Matherville, and other nearby areas
    2 unique versions available
  46. 1953 Map of New Windsor, 1957 Print
    1953 Map of New Windsor, 1957 Print
    1953 New Windsor
    1957 Print · USGS
    Covers Mercer County, including Alpha, Griffin, and other nearby areas
    2 unique versions available
  49. 1953 Map of Orion, 1957 Print
    1953 Map of Orion, 1957 Print
    1953 Orion
    1957 Print · USGS
    Covers Mercer County, including Orion, Sherrard, and other nearby areas
    3 unique versions available
  52. 1953 Map of Toolesboro, 1958 Print
    1953 Map of Toolesboro, 1958 Print
    1953 Toolesboro
    1958 Print · USGS
    Covers Mercer County, including New Boston, Toolesboro, and other nearby areas
    2 unique versions available
  55. 1953 Map of Blanchard Island, 1958 Print
    1953 Map of Blanchard Island, 1958 Print
    1953 Blanchard Island
    1958 Print · USGS
    Covers Mercer County, including Muscatine, Fruitland, and other nearby areas
    2 unique versions available
  58. 1953 Map of Buffalo Prairie, 1958 Print
    1953 Map of Buffalo Prairie, 1958 Print
    1953 Buffalo Prairie
    1958 Print · USGS
    Covers Mercer County, including Buffalo Prairie, Marston, and other nearby areas
    2 unique versions available
  61. 1953 Map of Aledo East, 1958 Print
    1953 Map of Aledo East, 1958 Print
    1953 Aledo East
    1958 Print · USGS
    Covers Mercer County, including Aledo, Shale City, and other nearby areas
    2 unique versions available
  64. 1953 Map of Eliza, 1958 Print
    1953 Map of Eliza, 1958 Print
    1953 Eliza
    1958 Print · USGS
    Covers Mercer County, including Eliza, Petersville, and other nearby areas
    2 unique versions available
  67. 1953 Map of Reynolds, 1958 Print
    1953 Map of Reynolds, 1958 Print
    1953 Reynolds
    1958 Print · USGS
    Covers Mercer County, including Gingle Corners, Reynolds, and other nearby areas
    2 unique versions available
  70. 1953 Map of Joy, 1958 Print
    1953 Map of Joy, 1958 Print
    1953 Joy
    1958 Print · USGS
    Covers Mercer County, including New Boston, Joy, and other nearby areas
    2 unique versions available
  73. 1953 Map of Aledo West, 1958 Print
    1953 Map of Aledo West, 1958 Print
    1953 Aledo West
    1958 Print · USGS
    Covers Mercer County, including Aledo, Millersburg, and other nearby areas
    2 unique versions available
Showing maps 1-25 of 51

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Frequently asked questions

  • What are the different types of historical maps available for Mercer County?
  • What is the oldest map of Mercer County?
  • Where can I purchase historical maps of Mercer County for my home or office?
  • Where can I download high-res historical maps of Mercer County?
  • Are there historical topographic maps available for Mercer County?
  • Is there historical aerial imagery available for Mercer County?
  • Where are historical maps of Mercer County sourced from?