Unwind at Fairfield by Marriott Portsmouth Seacoast. Our inviting hotel in Portsmouth offers a simplified travel experience in New Hampshire's Seacoast Region. Relax in spacious rooms with free Wi-Fi, comfortable beds, and moveable workstations. Enjoy the convenience of local restaurants near our hotel. Stay active with cardio equipment and free weights at our hotel fitness room, and unwind in the seasonal outdoor pool. During your stay, enjoy easy access to historic downtown Portsmouth and area attractions. Our convenient location and free onsite parking also makes Fairfield by Marriott Portsmouth Seacoast a great choice for your upcoming group stay. Ask about special group rates when you book 10 or more rooms. Whether you're in town for business or pleasure, enjoy it at Fairfield by Marriott Portsmouth Seacoast.