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Historical Maps of Mercer County, Ohio

What stories do these 60 old maps tell about Mercer County's past? From 1908 to present day, these maps reveal the evolution of streets, neighborhoods, iconic landmarks, and natural features in stunning high-res detail. Whether you're a history enthusiast, genealogist, or professional in education, environmental work, or architecture, these maps are perfect for exploration, research, and discovery.

Discover Mercer County's history through maps:

  • Trace Mercer County's growth: Explore earlier and latest maps and editions to uncover how the region changed over time.
  • Examine technical details: Each map includes its creators, publishers, scale, dimensions, and full source information.
  • Layer maps with modern tools & imagery: Compare historical maps to modern-day with high-resolution satellite imagery and detailed LiDAR layers.
  • Sourced from trusted archives: Carefully preserved and digitized by institutions like the United Stated Geological Survey and the US Library of Congress.
  • Access in any format: View and explore in high resolution, download for offline use, or order a museum-quality print for yourself or a loved one.

Begin your journey into Mercer County's history with these remarkable must-see maps.

Mercer County, OH maps

(60)
  1. 1908 Map of St. Henry, 1944 Print
    1908 Map of St. Henry, 1944 Print
    1908 St. Henry
    1944 Print · USGS
    Covers Mercer County, including Coldwater, St. Henry, and other nearby areas
  3. 1909 Map of Loramie, 1961 Print
    1909 Map of Loramie, 1961 Print
    1909 Loramie
    1961 Print · USGS
    Covers Mercer County, including New Bremen, Minster, and other nearby areas
  5. 1911 Map of Loramie, 1936 Print
    1911 Map of Loramie, 1936 Print
    1911 Loramie
    1936 Print · USGS
    Covers Mercer County, including New Bremen, Minster, and other nearby areas
  7. 1911 Map of Spencerville, 1942 Print
    1911 Map of Spencerville, 1942 Print
    1911 Spencerville
    1942 Print · USGS
    Covers Mercer County, including Saint Marys, Spencerville, and other nearby areas
  9. 1914 Map of Celina, 1942 Print
    1914 Map of Celina, 1942 Print
    1914 Celina
    1942 Print · USGS
    Covers Mercer County, including Celina, Rockford, and other nearby areas
  11. 1915 Map of Fort Recovery
    1915 Map of Fort Recovery
    1915 Fort Recovery
    1915 Print · USGS
    Covers Mercer County, including Portland, Fort Recovery, and other nearby areas
  13. 1915 Map of Fort Recovery, 1957 Print
    1915 Map of Fort Recovery, 1957 Print
    1915 Fort Recovery
    1957 Print · USGS
    Covers Mercer County, including Portland, Fort Recovery, and other nearby areas
  15. 1918 Map of Fort Recovery, 1922 Print
    1918 Map of Fort Recovery, 1922 Print
    1918 Fort Recovery
    1922 Print · USGS
    Covers Mercer County, including Portland, Fort Recovery, and other nearby areas
  17. 1944 Map of Loramie
    1944 Map of Loramie
    1944 Loramie
    1944 Print · USGS
    Covers Mercer County, including New Bremen, Minster, and other nearby areas
  19. 1944 Map of Celina
    1944 Map of Celina
    1944 Celina
    1944 Print · USGS
    Covers Mercer County, including Celina, Rockford, and other nearby areas
  21. 1944 Map of Spencerville
    1944 Map of Spencerville
    1944 Spencerville
    1944 Print · USGS
    Covers Mercer County, including Saint Marys, Spencerville, and other nearby areas
  23. 1953 Map of Muncie, 1966 Print
    1953 Map of Muncie, 1966 Print
    1953 Muncie
    1966 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  25. 1953 Map of Muncie, 1976 Print
    1953 Map of Muncie, 1976 Print
    1953 Muncie
    1976 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  27. 1953 Map of Muncie, 1979 Print
    1953 Map of Muncie, 1979 Print
    1953 Muncie
    1979 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  29. 1953 Map of Muncie, 1979 Print
    1953 Map of Muncie, 1979 Print
    1953 Muncie
    1979 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  31. 1953 Map of Muncie, 1979 Print
    1953 Map of Muncie, 1979 Print
    1953 Muncie
    1979 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  33. 1956 Map of Muncie
    1956 Map of Muncie
    1956 Muncie
    1956 Print · USGS
    Covers Mercer County, including Fort Wayne, Fishers, and other nearby areas
  35. 1960 Map of Fort Recovery, 1961 Print
    1960 Map of Fort Recovery, 1961 Print
    1960 Fort Recovery
    1961 Print · USGS
    Covers Mercer County, including Fort Recovery, Noble, and other nearby areas
  37. 1960 Map of Celina, 1961 Print
    1960 Map of Celina, 1961 Print
    1960 Celina
    1961 Print · USGS
    Covers Mercer County, including Celina, Harbor Point, and other nearby areas
  39. 1960 Map of Erastus, 1961 Print
    1960 Map of Erastus, 1961 Print
    1960 Erastus
    1961 Print · USGS
    Covers Mercer County, including Shively, Erastus, and other nearby areas
  41. 1960 Map of St. Marys, 1961 Print
    1960 Map of St. Marys, 1961 Print
    1960 St. Marys
    1961 Print · USGS
    Covers Mercer County, including Saint Marys, Hecht's Landing, and other nearby areas
  43. 1960 Map of Mendon, 1961 Print
    1960 Map of Mendon, 1961 Print
    1960 Mendon
    1961 Print · USGS
    Covers Mercer County, including Mendon, Tama, and other nearby areas
  45. 1960 Map of Rockford, 1961 Print
    1960 Map of Rockford, 1961 Print
    1960 Rockford
    1961 Print · USGS
    Covers Mercer County, including Rockford, Bursville, and other nearby areas
  47. 1960 Map of Cosmos, 1961 Print
    1960 Map of Cosmos, 1961 Print
    1960 Cosmos
    1961 Print · USGS
    Covers Mercer County, including Salem, Bucks Corner, and other nearby areas
  49. 1960 Map of Elgin, 1961 Print
    1960 Map of Elgin, 1961 Print
    1960 Elgin
    1961 Print · USGS
    Covers Mercer County, including Elgin, Converse Station, and other nearby areas
Showing maps 1-25 of 60

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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?