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In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Ynysymwn like this:
YNYSY-MOND, a hamlet in Cadoxton parish, Glamorgan; near Neath. Real property, £4,440; of which £3,388 are in mines. Pop., 372. Houses, 66.
Ynysymwn is now part of NEATH PORT TALBOT District. Click here for graphs and data of how NEATH PORT TALBOT has changed over two centuries. For statistics about Ynysymwn itself, go to Statistics.
How to reference this page:
GB Historical GIS / University of Portsmouth, History of Ynysymwn, in Neath Port Talbot and Glamorgan | Map and description, A Vision of Britain through Time.
URL: https://www.visionofbritain.org.uk/place/9524
Date accessed: 08th April 2026
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Ynysymwn".