AC Hotel by Marriott Portsmouth Downtown/Waterfron is conveniently located in the popular Portsmouth City Center area. The property offers a high standard of service and amenities to suit the individual needs of all travelers. Service-minded staff will welcome and guide you at AC Hotel by Marriott Portsmouth Downtown/Waterfron. Each guestroom is elegantly furnished and equipped with handy amenities. The property offers various recreational opportunities. Friendly staff, great facilities, and close proximity to all that Portsmouth (NH) has to offer are three great reasons you should stay at AC Hotel by Marriott Portsmouth Downtown/Waterfron. The AC Hotel Portsmouth merges a modern, urban vibe with its seaside heritage. Guests can enjoy a European-inspired breakfast at the AC Kitchen, complimentary WiFi, fitness center, and over 8,000 square feet of dynamic meeting space topped by a Rooftop bar. Within walking distance, guests can explore the bustling waterfront and Market Square, the historic downtown area filled with restaurants, galleries, shops, and entertainment. Visit historic landmarks such as the Strawbery Banke Museum, enjoy an outdoor concert at Prescott Park, catch a live show at The Music Hall or plan a shopping adventure just over the Piscataqua River at the Kittery Shopping Outlets. Outdoor adventures such as kayaking, paddle boarding or boating tours to the Isles of Shoals are located moments from the hotel. Unfold a historic, enriching stay at one of New England's most charming seaside cities, centrally located just 1 hour north of Boston and 1 hour south of Portland, ME.