In 1870-72, John Marius Wilson's Imperial Gazetteer of England and Wales described Castle Gresley like this:
CASTLE-GRESLEY, a township in Church-Gresley parish, Derby; 4½ miles SE by E of Burton-upon-Trent. Pop., 236. Houses, 52.
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 Castle Gresley has changed, please see our redistricted information for the modern district of South Derbyshire. More detailed statistical data are available under Units and statistics, which includes both administrative units covering Castle Gresley and units named after it.
GB Historical GIS / University of Portsmouth, History of Castle Gresley in South Derbyshire | Map and description, A Vision of Britain through Time.
Date accessed: 23rd August 2014
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Castle Gresley".