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In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Treflys like this:
TREFLLYS, a parish in the district of Festiniog and county of Carnarvon; on the coast, 2 miles E of Criccieth r. station. Post town, Criccieth, under Portmadoc, Carnarvonshire. Acres, 999; of which 218 are water. Real property, £435. Pop., 91. Houses, 17. The living is a p. curacy, annexed to Criccieth. The church is old.
Treflys is now part of GWYNEDD District. Click here for graphs and data of how GWYNEDD has changed over two centuries. For statistics about Treflys itself, go to Statistics.
How to reference this page:
GB Historical GIS / University of Portsmouth, History of Treflys, in Gwynedd and Caernarvonshire | Map and description, A Vision of Britain through Time.
URL: https://www.visionofbritain.org.uk/place/11884
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 "Treflys".