Originally a D'Arcy home, built in the 1780s. Rockvale was the home of J. D'Arcy in 1837. By the time of Griffith's Valuation the house was occupied by John Mullins and valued at £7. 10 shillings. Mullins was leasing from the Marquess of Thomond. It is labelled Rockvale House (Constabulary Barracks) on the 25-inch Ordnance Survey map of the 1890s and is now a ruin.