Lewis’ Topographical Dictionary comprises of several cities, boroughs, parish and villages – with historical and statistical descriptions – of Ireland. Here are From-Ireland.net’s records for Co. Donegal.
PlaceMount Charles Town
ContentMount Charles, a town in the parish of Inver, barony of Bannagh, county of Donegal, and province of Ulster, 3 miles (W.) from Donegal town, on the road from Donegal to Killybegs; containing 508 inhabitants
It consists of only one street, in which there are 83 houses, a small market house in which divine service is performed every Sunday), a school house, under the Trustee's of Erasmus Smith's Charity, and a dispensary; it is a constabulary police station, and has a penny post to Ardara, Donegal and Killybegs. Fairs are held on Jan 18th , March 28th , May 10th , June 9th , Aug 20th , Sept 22nd, Oct 22nd and Nov 18th. Near the town is the Hall, the property of the Marquess of Conyngham, but at present is occupied by Col. Pratt. Mount Charles gives the inferior titles of Earl and Viscount to the Marquess of Conyngham.