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1900s (20th Century) Maps of Seneca County, Ohio

Explore 55 historic maps of Seneca County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Seneca County's landscape evolved across the 1900s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1900s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Seneca County's history through authentic maps from the 1900s. This is your window into the past.

Seneca County, OH maps

(55)
  1. 1901 Map of Bellevue, 1958 Print
    1901 Map of Bellevue, 1958 Print
    1901 Bellevue
    1958 Print · USGS
    Covers Seneca County, including Sandusky, Clyde, and other nearby areas
  4. 1901 Map of Fostoria, 1958 Print
    1901 Map of Fostoria, 1958 Print
    1901 Fostoria
    1958 Print · USGS
    Covers Seneca County, including Fostoria, New Riegel, and other nearby areas
  7. 1901 Map of Fremont, 1961 Print
    1901 Map of Fremont, 1961 Print
    1901 Fremont
    1961 Print · USGS
    Covers Seneca County, including Fremont, Green Creek, and other nearby areas
  10. 1901 Map of Elmore, 1961 Print
    1901 Map of Elmore, 1961 Print
    1901 Elmore
    1961 Print · USGS
    Covers Seneca County, including Gibsonburg, Woodville, and other nearby areas
  13. 1903 Map of Bellevue
    1903 Map of Bellevue
    1903 Bellevue
    1903 Print · USGS
    Covers Seneca County, including Sandusky, Clyde, and other nearby areas
    5 unique versions available
  16. 1903 Map of Fremont, 1934 Print
    1903 Map of Fremont, 1934 Print
    1903 Fremont
    1934 Print · USGS
    Covers Seneca County, including Fremont, Green Creek, and other nearby areas
    2 unique versions available
  19. 1903 Map of Fostoria, 1939 Print
    1903 Map of Fostoria, 1939 Print
    1903 Fostoria
    1939 Print · USGS
    Covers Seneca County, including Fostoria, New Riegel, and other nearby areas
  22. 1903 Map of Elmore, 1943 Print
    1903 Map of Elmore, 1943 Print
    1903 Elmore
    1943 Print · USGS
    Covers Seneca County, including Gibsonburg, Woodville, and other nearby areas
  25. 1906 Map of Sycamore, 1932 Print
    1906 Map of Sycamore, 1932 Print
    1906 Sycamore
    1932 Print · USGS
    Covers Seneca County, including Bucyrus, Upper Sandusky, and other nearby areas
  28. 1906 Map of Tiffin, 1948 Print
    1906 Map of Tiffin, 1948 Print
    1906 Tiffin
    1948 Print · USGS
    Covers Seneca County, including Tiffin, Bloomville, and other nearby areas
  31. 1907 Map of Upper Sandusky, 1943 Print
    1907 Map of Upper Sandusky, 1943 Print
    1907 Upper Sandusky
    1943 Print · USGS
    Covers Seneca County, including Upper Sandusky, Crawford, and other nearby areas
  34. 1915 Map of Siam, 1936 Print
    1915 Map of Siam, 1936 Print
    1915 Siam
    1936 Print · USGS
    Covers Seneca County, including Scipio, Attica, and other nearby areas
    2 unique versions available
  37. 1915 Map of Bucyrus, 1940 Print
    1915 Map of Bucyrus, 1940 Print
    1915 Bucyrus
    1940 Print · USGS
    Covers Seneca County, including Bucyrus, Galion, and other nearby areas
  40. 1943 Map of Bucyrus
    1943 Map of Bucyrus
    1943 Bucyrus
    1943 Print · USGS
    Covers Seneca County, including Bucyrus, Galion, and other nearby areas
  43. 1950 Map of Marion
    1950 Map of Marion
    1950 Marion
    1950 Print · USGS
    Covers Seneca County, including Columbus, Newark, and other nearby areas
  46. 1956 Map of Toledo, 1968 Print
    1956 Map of Toledo, 1968 Print
    1956 Toledo
    1968 Print · USGS
    Covers Seneca County, including Toledo, Lorain, and other nearby areas
    4 unique versions available
  49. 1958 Map of Fremont West, 1960 Print
    1958 Map of Fremont West, 1960 Print
    1958 Fremont West
    1960 Print · USGS
    Covers Seneca County, including Fremont, Ballville, and other nearby areas
  52. 1958 Map of Fremont East, 1960 Print
    1958 Map of Fremont East, 1960 Print
    1958 Fremont East
    1960 Print · USGS
    Covers Seneca County, including Fremont, Green Creek, and other nearby areas
  55. 1958 Map of Bradner, 1960 Print
    1958 Map of Bradner, 1960 Print
    1958 Bradner
    1960 Print · USGS
    Covers Seneca County, including Bradner, Wayne, and other nearby areas
  58. 1959 Map of Bellevue, 1960 Print
    1959 Map of Bellevue, 1960 Print
    1959 Bellevue
    1960 Print · USGS
    Covers Seneca County, including Bellevue, Margaretta Township, and other nearby areas
  61. 1959 Map of Clyde, 1960 Print
    1959 Map of Clyde, 1960 Print
    1959 Clyde
    1960 Print · USGS
    Covers Seneca County, including Clyde, Bellevue, and other nearby areas
  64. 1959 Map of Helena, 1960 Print
    1959 Map of Helena, 1960 Print
    1959 Helena
    1960 Print · USGS
    Covers Seneca County, including Gibsonburg, Helena, and other nearby areas
    2 unique versions available
  67. 1960 Map of Sycamore, 1961 Print
    1960 Map of Sycamore, 1961 Print
    1960 Sycamore
    1961 Print · USGS
    Covers Seneca County, including Sycamore, Belle Vernon, and other nearby areas
    3 unique versions available
  70. 1960 Map of Watson, 1961 Print
    1960 Map of Watson, 1961 Print
    1960 Watson
    1961 Print · USGS
    Covers Seneca County, including Green Springs, Republic, and other nearby areas
    3 unique versions available
  73. 1960 Map of Tiffin South, 1961 Print
    1960 Map of Tiffin South, 1961 Print
    1960 Tiffin South
    1961 Print · USGS
    Covers Seneca County, including Tiffin, Eden Township, and other nearby areas
    3 unique versions available
Showing maps 1-25 of 55

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Frequently asked questions

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