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In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Gartheiniog like this:
GARTHEINIOG, a township in Mallwyd parish, Merioneth; 2 miles S of Dinas-Mowddwy. Real property, £525. Pop., 55.
Gartheiniog is now part of GWYNEDD District. Click here for graphs and data of how GWYNEDD has changed over two centuries. For statistics about Gartheiniog itself, go to Statistics.
How to reference this page:
GB Historical GIS / University of Portsmouth, History of Gartheiniog, in Gwynedd and Merionethshire | Map and description, A Vision of Britain through Time.
URL: https://www.visionofbritain.org.uk/place/23366
Date accessed: 09th 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 "Gartheiniog".