In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Castleton like this:
CASTLETON, a parish in Sherborne district, Dorset; on the Yeovil and Salisbury railway, ¾ of a mile ENE of Sherborne. Post Town, Sherborne. Acres, 69. Real property, £581. Pop., 59. Houses, 13. The living is a vicarage in the diocese of Salisbury. Value, £81. Patron, G. D. W. Digby, Esq. A fair is held on the Wednesday before Holy Thursday.
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 Castleton has changed, please see our redistricted information for the modern district of West Dorset. More detailed statistical data are available under Units and statistics, which includes both administrative units covering Castleton and units named after it.
GB Historical GIS / University of Portsmouth, History of Castleton in West Dorset | Map and description, A Vision of Britain through Time.
Date accessed: 04th May 2016
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Castleton".