Clontarf Castle Hotel offers 111 accommodations, which are accessible via exterior corridors and feature minibars and laptop-compatible safes. Each accommodation is individually decorated. 28-inch flat-screen televisions come with digital channels and pay-per-view films. Bathrooms include a shower, complimentary toiletries and hairdryers.
Guests can surf the web using complimentary wireless Internet access. Business-friendly amenities include desks and telephones; local, long-distance and international calls are all complimentary (restrictions may apply). Additionally, rooms include coffee/tea makers and an iron/ironing board. Housekeeping is offered on a daily basis and hypo-allergenic bedding can be requested.