At the time of Griffith's Valuation, this property was held in fee by Robert McMunn. It consisted of a herd's house, valued at 10s and 75 acres. Later, as Seafield House, it was the residence of James McMunn,MD. In 1906 James McMunn, M.D. is recorded as the occupier of property at Killeenduff townland, barony of Tireragh, including a mansion house. Seafield was derelict for some time but has recently been restored.