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1900s (20th Century) Maps of Allegany County, New York

Explore 94 historic maps of Allegany 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 Allegany 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 Allegany County's history through authentic maps from the 1900s. This is your window into the past.

Allegany County, NY maps

(94)
  1. 1900 Map of Gaines
    1900 Map of Gaines
    1900 Gaines
    1900 Print · USGS
    Covers Allegany County, including Westfield, Independence, and other nearby areas
    5 unique versions available
  4. 1905 Map of Portage
    1905 Map of Portage
    1905 Portage
    1905 Print · USGS
    Covers Allegany County, including Perry, Warsaw, and other nearby areas
    6 unique versions available
  7. 1905 Map of Nunda
    1905 Map of Nunda
    1905 Nunda
    1905 Print · USGS
    Covers Allegany County, including Perry, Mount Morris, and other nearby areas
    6 unique versions available
  10. 1906 Map of Angelica
    1906 Map of Angelica
    1906 Angelica
    1906 Print · USGS
    Covers Allegany County, including Cuba, Caneadea, and other nearby areas
    6 unique versions available
  13. 1915 Map of Hornell, 1962 Print
    1915 Map of Hornell, 1962 Print
    1915 Hornell
    1962 Print · USGS
    Covers Allegany County, including Hornell, Alfred, and other nearby areas
  16. 1916 Map of Canaseraga
    1916 Map of Canaseraga
    1916 Canaseraga
    1916 Print · USGS
    Covers Allegany County, including Alfred, Alfred, and other nearby areas
    4 unique versions available
  19. 1918 Map of Hornell
    1918 Map of Hornell
    1918 Hornell
    1918 Print · USGS
    Covers Allegany County, including Hornell, Alfred, and other nearby areas
    6 unique versions available
  22. 1923 Map of Arcade, 1957 Print
    1923 Map of Arcade, 1957 Print
    1923 Arcade
    1957 Print · USGS
    Covers Allegany County, including Arcade, Yorkshire, and other nearby areas
    2 unique versions available
  25. 1924 Map of Franklinville
    1924 Map of Franklinville
    1924 Franklinville
    1924 Print · USGS
    Covers Allegany County, including Yorkshire, Cuba, and other nearby areas
    3 unique versions available
  28. 1925 Map of Belmont
    1925 Map of Belmont
    1925 Belmont
    1925 Print · USGS
    Covers Allegany County, including Wellsville, Cuba, and other nearby areas
    4 unique versions available
  31. 1925 Map of Arcade
    1925 Map of Arcade
    1925 Arcade
    1925 Print · USGS
    Covers Allegany County, including Arcade, Yorkshire, and other nearby areas
    4 unique versions available
  34. 1926 Map of Wellsville
    1926 Map of Wellsville
    1926 Wellsville
    1926 Print · USGS
    Covers Allegany County, including Wellsville, Alfred, and other nearby areas
    5 unique versions available
  37. 1926 Map of Greenwood
    1926 Map of Greenwood
    1926 Greenwood
    1926 Print · USGS
    Covers Allegany County, including Alfred, Canisteo, and other nearby areas
    4 unique versions available
  40. 1932 Map of Genesee, 1961 Print
    1932 Map of Genesee, 1961 Print
    1932 Genesee
    1961 Print · USGS
    Covers Allegany County, including Willing, Independence, and other nearby areas
  43. 1933 Map of Smethport, 1960 Print
    1933 Map of Smethport, 1960 Print
    1933 Smethport
    1960 Print · USGS
    Covers Allegany County, including Allegany, Portville, and other nearby areas
  46. 1934 Map of Coudersport
    1934 Map of Coudersport
    1934 Coudersport
    1934 Print · USGS
    Covers Allegany County, including Bolivar, Liberty Township, and other nearby areas
    3 unique versions available
  49. 1937 Map of Genesee
    1937 Map of Genesee
    1937 Genesee
    1937 Print · USGS
    Covers Allegany County, including Willing, Independence, and other nearby areas
    3 unique versions available
  52. 1937 Map of Smethport
    1937 Map of Smethport
    1937 Smethport
    1937 Print · USGS
    Covers Allegany County, including Allegany, Portville, and other nearby areas
    3 unique versions available
  55. 1938 Map of Coudersport
    1938 Map of Coudersport
    1938 Coudersport
    1938 Print · USGS
    Covers Allegany County, including Bolivar, Liberty Township, and other nearby areas
    3 unique versions available
  58. 1938 Map of Olean, 1955 Print
    1938 Map of Olean, 1955 Print
    1938 Olean
    1955 Print · USGS
    Covers Allegany County, including Olean, Allegany, and other nearby areas
    3 unique versions available
  61. 1939 Map of Belmont, 1961 Print
    1939 Map of Belmont, 1961 Print
    1939 Belmont
    1961 Print · USGS
    Covers Allegany County, including Wellsville, Cuba, and other nearby areas
    2 unique versions available
  64. 1940 Map of Canaseraga
    1940 Map of Canaseraga
    1940 Canaseraga
    1940 Print · USGS
    Covers Allegany County, including Alfred, Alfred, and other nearby areas
    2 unique versions available
  67. 1941 Map of Angelica
    1941 Map of Angelica
    1941 Angelica
    1941 Print · USGS
    Covers Allegany County, including Cuba, Caneadea, and other nearby areas
  70. 1942 Map of Franklinville
    1942 Map of Franklinville
    1942 Franklinville
    1942 Print · USGS
    Covers Allegany County, including Yorkshire, Cuba, and other nearby areas
  73. 1943 Map of Olean
    1943 Map of Olean
    1943 Olean
    1943 Print · USGS
    Covers Allegany County, including Olean, Allegany, and other nearby areas
Showing maps 1-25 of 94

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Frequently asked questions

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