1142 – Cahir Castle, Cahir, Co. Tipperary
Once the stronghold of the powerful Butler family, the castle retains its impressive keep,
1180 – Carrickfergus Castle, Co. Antrim
One of the finest Norman castles in Ireland, Carrickfergus Castle is sited along the harbour front,
1200 – King John’s Castle, Carlingford, Co. Louth
Known as King John’s Castle because it was allegedly founded by King John who stayed here briefly in 1210,
1200 – Swords Castle, Co. Dublin
Built around 1200 as an episcopal manor, as the residence of the Archbishop of Dublin.
1203 – Maynooth Castle, Maynooth, Co. Kildare
In 1176 Strongbow granted the manor of Maynooth to Maurice Fitzgerald who erected a castle for protection against the native Irish.
1210 – King John’s Castle, Limerick
King John’s Castle, on the south side of Thomond Bridge head,
1210 – St. David’s Castle, Naas, Co. Kildare
Also known as King John’s Castle, and is the last surviving example of the many fortified houses in the town of Naas.
1227 – St. John’s Castle, Rinndown, Co. Roscommon
Built in 1227 by King Henry III of England, populated by up to 1000 people in it’s heyday.
1250c. – Bullock Castle, Co. Dublin
Built in the mid 13th century by the Cistercian monks of the Abbey of St.
1260 – Baldongan Castle & Church, Co. Dublin
The castle was constructed in the mid 13th Century, possibly by the Knights Templar,
