Welcome to Penthouse Unit 612—where waterfront living meets comfort and convenience. Just minutes from Logan Airport and downtown Boston, The Mark provides 24/7 concierge service, deeded garage parking, extra storage, and thoughtfully designed spaces that elevate daily living—from the club room and golf simulator to the pet-washing station, yoga/fitness studio, and the inviting garden terrace with lounge.This 2 bed PLUS/2 bath penthouse features a sleek open kitchen with high-end appliances and a large island. The primary suite fits a king bed, includes two custom closets, and offers a spa-like ensuite with a glass shower. The additional bedroom and flex space provide excellent work-from-home potential.Enjoy harbor and Boston skyline views, plus easy access to Maverick T Station, Tall Ship, and ferries to the Seaport and Long Wharf—an ideal blend of serenity, views, and city living. Sellers are willing to offer a buyer incentive, please inquire with listing agent.
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99 Sumner # 612 Boston, MA 02128
99 Sumner # 612 is a condo/apartment in Boston, MA, 02128. This 1,206 square foot condo features 2 bedroom and 2 bathroom. This condo has been listed on High Rise Boston since Nov 17, 2025 and is currently priced at 1,350,000. The area offers grocery stores and coffee shops like Starbucks, Dunkin’ Donuts and more.









































