Henry Sampey was leasing a property at Ballyglass, barony of Castlereagh, valued at £15, together with 260 acres from the Ferrall estate. In 1837 Lewis recorded Ballyglass as the seat of R. Kelly.It continued in the possession of the Kelly family who had worked for the Sampey estate. In 1894 recorded as the seat of A.W. Sampey. In 1749 the Census of Elphin recorded it as the residence of Terence McDermott. There is still a house on the site at Ballyglass though it may have been modernised, together with extensive yard and walled garden.