Killeen CowparkKilleen Cowpark is a medieval church and a National Monument in County Limerick, Ireland.LocationKilleen Cowpark is located east of Askeaton.HistoryKilleen Cowpark was built in the 15th century. It was in use until 1811. It was repaired in the 1930s under the direction of Canon Wall.ChurchKilleen Cowpark is an unadorned rectangular church. It has narrow windows and a turret-like belfry.