We are a premier full service hotel in the seacoast of New Hampshire. Sheraton Portsmouth Harborside Hotel welcomes travelers to downtown Portsmouth, New Hampshire with spacious accommodations, superb amenities and a brilliant waterfront location. Situated in the heart of Portmouth's historic downtown district, on the Piscataqua River, we're moments away from an excellent array of attractions. We strive to provide personalized experiences for both our external and internal customers. We go the extra step, do the right thing and go the extra mile. We succeed only when we exceed our customers expectations.