Monea castleMonea Castle is a castle located in Monea, County Fermanagh, Northern Ireland. It is a State Care Historic Monument situated in the townland of Castletown Monea, in Fermanagh District Council area, at grid ref: H1647 4937.HistoryMonea Castle is situated where a Maguire castle once existed prior to the Plantation, with a crannog still visible. Construction of the building began in, and a bawn was added later in 1622. During the Irish Rebellion of 1641, the castle was attacked by Rory Maguire while it was being used to shelter Protestants.