Kilronan, or Butlerstown, a parish in the barony of Middlethird, union and county of Waterford and province of Munster, 2½ miles (S.S.W.) from Waterford.; containing 112 inhabitants, and 546 statute acres. Butlerstown Castle is stated to have been captured by Cromwell's forces, retiring from the siege of Waterford, and to have been partially destroyed with gunpowder; it has been repaired, and is now a private residence.
The parish is in the diocese of Waterford, and was a rectory, forming part of the union of Killure, now suppressed: the tithe rent-charge is £25.5., and there is a glebe of 10 acres, adjacent to the site of the old church. In the Roman Catholic divisions the parish forms part of the district of Trinity Without, or Ballybricken, and contains a chapel.