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1900s (20th Century) Maps of Westmoreland County, Pennsylvania

Explore 110 historic maps of Westmoreland 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 Westmoreland 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 Westmoreland County's history through authentic maps from the 1900s. This is your window into the past.

Westmoreland County, PA maps

(110)
  1. 1900 Map of Latrobe, 1958 Print
    1900 Map of Latrobe, 1958 Print
    1900 Latrobe
    1958 Print · USGS
    Covers Westmoreland County, including White, Latrobe, and other nearby areas
  4. 1902 Map of Latrobe
    1902 Map of Latrobe
    1902 Latrobe
    1902 Print · USGS
    Covers Westmoreland County, including White, Latrobe, and other nearby areas
  7. 1902 Map of Brownsville
    1902 Map of Brownsville
    1902 Brownsville
    1902 Print · USGS
    Covers Westmoreland County, including Monessen, California, and other nearby areas
  10. 1902 Map of Connellsville
    1902 Map of Connellsville
    1902 Connellsville
    1902 Print · USGS
    Covers Westmoreland County, including Connellsville, Scottdale, and other nearby areas
    5 unique versions available
  13. 1902 Map of Elders Ridge, 1957 Print
    1902 Map of Elders Ridge, 1957 Print
    1902 Elders Ridge
    1957 Print · USGS
    Covers Westmoreland County, including Black Lick Township, South Bend Township, and other nearby areas
    2 unique versions available
  16. 1903 Map of Latrobe, 1905 Print
    1903 Map of Latrobe, 1905 Print
    1903 Latrobe
    1905 Print · USGS
    Covers Westmoreland County, including White, Latrobe, and other nearby areas
    6 unique versions available
  19. 1904 Map of Elders Ridge
    1904 Map of Elders Ridge
    1904 Elders Ridge
    1904 Print · USGS
    Covers Westmoreland County, including Black Lick Township, South Bend Township, and other nearby areas
    5 unique versions available
  22. 1904 Map of Mc Keesport
    1904 Map of Mc Keesport
    1904 Mc Keesport
    1904 Print · USGS
    Covers Westmoreland County, including Pittsburgh, Penn Hills, and other nearby areas
    2 unique versions available
  25. 1904 Map of Johnstown, 1954 Print
    1904 Map of Johnstown, 1954 Print
    1904 Johnstown
    1954 Print · USGS
    Covers Westmoreland County, including Johnstown, Franklin, and other nearby areas
    2 unique versions available
  28. 1904 Map of Greensburg, 1963 Print
    1904 Map of Greensburg, 1963 Print
    1904 Greensburg
    1963 Print · USGS
    Covers Westmoreland County, including Monroeville, Greensburg, and other nearby areas
  31. 1906 Map of Brownsville
    1906 Map of Brownsville
    1906 Brownsville
    1906 Print · USGS
    Covers Westmoreland County, including Monessen, California, and other nearby areas
    4 unique versions available
  34. 1906 Map of Greensburg
    1906 Map of Greensburg
    1906 Greensburg
    1906 Print · USGS
    Covers Westmoreland County, including Monroeville, Greensburg, and other nearby areas
    6 unique versions available
  37. 1907 Map of Johnstown
    1907 Map of Johnstown
    1907 Johnstown
    1907 Print · USGS
    Covers Westmoreland County, including Johnstown, Franklin, and other nearby areas
    6 unique versions available
  40. 1907 Map of Pittsburg
    1907 Map of Pittsburg
    1907 Pittsburg
    1907 Print · USGS
    Covers Westmoreland County, including Pittsburgh, Penn Hills, and other nearby areas
    10 unique versions available
  43. 1907 Map of Freeport, 1956 Print
    1907 Map of Freeport, 1956 Print
    1907 Freeport
    1956 Print · USGS
    Covers Westmoreland County, including Plum, New Kensington, and other nearby areas
  46. 1908 Map of New Kensington, 1956 Print
    1908 Map of New Kensington, 1956 Print
    1908 New Kensington
    1956 Print · USGS
    Covers Westmoreland County, including Penn Hills, Ross Township, and other nearby areas
  49. 1909 Map of Freeport
    1909 Map of Freeport
    1909 Freeport
    1909 Print · USGS
    Covers Westmoreland County, including Plum, New Kensington, and other nearby areas
    5 unique versions available
  52. 1910 Map of New Kensington
    1910 Map of New Kensington
    1910 New Kensington
    1910 Print · USGS
    Covers Westmoreland County, including Penn Hills, Ross Township, and other nearby areas
    7 unique versions available
  55. 1913 Map of Somerset, 1961 Print
    1913 Map of Somerset, 1961 Print
    1913 Somerset
    1961 Print · USGS
    Covers Westmoreland County, including Somerset, Boswell, and other nearby areas
  58. 1915 Map of Somerset
    1915 Map of Somerset
    1915 Somerset
    1915 Print · USGS
    Covers Westmoreland County, including Somerset, Boswell, and other nearby areas
    6 unique versions available
  61. 1920 Map of New Florence, 1958 Print
    1920 Map of New Florence, 1958 Print
    1920 New Florence
    1958 Print · USGS
    Covers Westmoreland County, including Brush Valley Township, Black Lick Township, and other nearby areas
  64. 1921 Map of New Florence
    1921 Map of New Florence
    1921 New Florence
    1921 Print · USGS
    Covers Westmoreland County, including Brush Valley Township, Black Lick Township, and other nearby areas
  67. 1922 Map of Donegal
    1922 Map of Donegal
    1922 Donegal
    1922 Print · USGS
    Covers Westmoreland County, including Donegal, Seven Springs, and other nearby areas
    2 unique versions available
  70. 1922 Map of New Florence
    1922 Map of New Florence
    1922 New Florence
    1922 Print · USGS
    Covers Westmoreland County, including Brush Valley Township, Black Lick Township, and other nearby areas
    5 unique versions available
  73. 1931 Map of Brownsville, 1954 Print
    1931 Map of Brownsville, 1954 Print
    1931 Brownsville
    1954 Print · USGS
    Covers Westmoreland County, including Monessen, California, and other nearby areas
Showing maps 1-25 of 110

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Frequently asked questions

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