Monkstown, historically known as Carrickbrennan, is a suburb in south Dublin, located in Dún Laoghaire–Rathdown, Ireland. It is on the coast, between Blackrock and Dún Laoghaire.
The lands of the Carrickbrennan estate form the greater part of the civil parish of Monkstown.
Address 2 Castle Park, Stillorgan A94 T265, Ireland
Coordinates 53°17'20.378" N -6°9'1.88" E