A landmark building since 1870, this five-story hotel is surrounded by a four-acre garden overlooking the Dublin Bay, just 11km south of Dublin's city centre. This Georgian hotel is a good place business and leisure travelers to stay for ready access to the ferry across the Irish Sea to Wales. The activities of Dublin city centre is a 20-minute train ride from a nearby DART station.

The public areas of the Royal Marine Hotel have been beautifully restored with original molded ceilings and elaborate cornices, crystal chandeliers, marble-mantled fireplaces, and antique furnishings. The older rooms, many of which offer wide-windowed views of the bay, carry through the Georgian theme with dark woods, traditional floral fabrics, and four-poster or canopy beds. Newer rooms are more modern with contemporary light woods and pastel tones.

The hotel features 103 guestrooms including eight Victorian suites with ocean views. All rooms come with TV, direct dial phone with voice mail, radio, garment press and in-room data port. Tea and coffee making facilities are available on request.

Guests can enjoy Irish and international cuisine in the elegant Powerscourt Restaurant or a lighter menu offered in the popular Toddy's Bar. The hotel's Bay Lounge is renowned for its afternoon tea service in a comfortable environment. Other hotel services include 24-hour room service, same-day laundry, 24-hour security, business centre and meeting rooms. Non-smoking guestrooms are available.