In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Ysbyty Ystwyth like this:
YSPYTTY-YSTWITH, a parish in Tregaron district, Cardigan; 7½ miles NNE of Tregaron r. station. Post town, Tregaron, under Carmarthen. Acres, 5,544. The real property appears to be included in the return for Yspytty-Ystrad-Meiric. Pop. in 1851, 1,718; in 1861, 743. Houses, 178. Much of the land is moor and mountain; and lead is extensively mined. An ancient hospitium was here. Fairs are held on Whit-Thursday and 2 and 26 Aug. The living is a vicarage, united with Y.-Ystrad-Meiric, in the diocese of St. Davids. Value, £86. Patron, the Earl of Lisburne.
A Vision of Britain through Time includes a large library of local statistics for administrative units. For the best overall sense of how the area containing Ysbyty Ystwyth has changed, please see our redistricted information for the modern district of Ceredigion. More detailed statistical data are available under Units and statistics, which includes both administrative units covering Ysbyty Ystwyth and units named after it.
GB Historical GIS / University of Portsmouth, History of Ysbyty Ystwyth, in Ceredigion and Cardiganshire | Map and description, A Vision of Britain through Time.
Date accessed: 28th March 2015
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Ysbyty Ystwyth".