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1900s (20th Century) Maps of Treharris, Merthyr Tydfil

Explore 11 historic maps of Treharris 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 Treharris'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 Treharris's history through authentic maps from the 1900s. This is your window into the past.

Treharris, Merthyr Tydfil maps

(11)
  1. 1914 Map of Glamorgan XIX.SW, 1921 Print
    1914 Map of Glamorgan XIX.SW, 1921 Print
    1914 Glamorgan XIX.SW
    1921 Print · USGS
    Covers Treharris, including Abercynon, Mountain Ash East, and other nearby areas
  4. 1914 Map of Glamorgan XIX.NW, 1921 Print
    1914 Map of Glamorgan XIX.NW, 1921 Print
    1914 Glamorgan XIX.NW
    1921 Print · USGS
    Covers Treharris, including Mountain Ash, Fernhill, and other nearby areas
  7. 1914 Map of Glamorgan XIX.NE, 1921 Print
    1914 Map of Glamorgan XIX.NE, 1921 Print
    1914 Glamorgan XIX.NE
    1921 Print · USGS
    Covers Treharris, including Darran Valley, Gelligaer, and other nearby areas
  10. 1914 Map of Glamorgan XIX.SE, 1921 Print
    1914 Map of Glamorgan XIX.SE, 1921 Print
    1914 Glamorgan XIX.SE
    1921 Print · USGS
    Covers Treharris, including Abercynon, Nelson, and other nearby areas
  13. 1914 Map of Glamorgan XIX, 1922 Print
    1914 Map of Glamorgan XIX, 1922 Print
    1914 Glamorgan XIX
    1922 Print · USGS
    Covers Treharris, including Mountain Ash, Abercynon, and other nearby areas
  16. 1938 Map of Glamorgan XIX.SW, 1947 Print
    1938 Map of Glamorgan XIX.SW, 1947 Print
    1938 Glamorgan XIX.SW
    1947 Print · USGS
    Covers Treharris, including Abercynon, Mountain Ash East, and other nearby areas
  19. 1938 Map of Glamorgan XIX.NE, 1947 Print
    1938 Map of Glamorgan XIX.NE, 1947 Print
    1938 Glamorgan XIX.NE
    1947 Print · USGS
    Covers Treharris, including Darran Valley, Gelligaer, and other nearby areas
  22. 1938 Map of Glamorgan XIX.SE, 1947 Print
    1938 Map of Glamorgan XIX.SE, 1947 Print
    1938 Glamorgan XIX.SE
    1947 Print · USGS
    Covers Treharris, including Abercynon, Nelson, and other nearby areas
  25. 1945 Map of Glamorgan XIX.NE, 1951 Print
    1945 Map of Glamorgan XIX.NE, 1951 Print
    1945 Glamorgan XIX.NE
    1951 Print · USGS
    Covers Treharris, including Darran Valley, Gelligaer, and other nearby areas
  28. 1948 Map of Glamorgan XIX.SW, 1953 Print
    1948 Map of Glamorgan XIX.SW, 1953 Print
    1948 Glamorgan XIX.SW
    1953 Print · USGS
    Covers Treharris, including Abercynon, Mountain Ash East, and other nearby areas
  31. 1948 Map of Glamorgan XIX.SE, 1953 Print
    1948 Map of Glamorgan XIX.SE, 1953 Print
    1948 Glamorgan XIX.SE
    1953 Print · USGS
    Covers Treharris, including Abercynon, Nelson, and other nearby areas
End of results
Showing maps 1-11 of 11

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Frequently asked questions

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