99 Sumner #421

Taxes: $14,608.1 (2026)

About this home

Experience exceptional waterfront living at The Mark. This residence features two bedrooms, a bonus room/versatile den, two full baths, and a private balcony overlooking the Harbor. The open-concept interior is anchored by a chef’s kitchen boasting Bosch appliances and quartz countertops, all flowing seamlessly across warm hardwood floors. Generous bedrooms and closet space, while the primary bedroom features an ensuite bathroom. This home comes complete with in-unit laundry, two garage parking spaces and a private storage unit. Life at The Mark offers unparalleled full-service luxury. Residents enjoy a 24-hour concierge, fitness center, fireplace lounge, billiards room, library, & a pet spa. Step outside to the private balcony or explore the vibrant local scene. With the ferry, Blue Line, and Logan Airport just moments away, downtown Boston & beyond are within easy reach. This is a rare opportunity to enjoy a dynamic city lifestyle in a in a premier waterfront setting.

Property details

Sewer

Private

Style

Mid-Rise

Water

City/Town Water

Cooling

Central Air

Heating

Forced Air

Flooring

Wood

Appliances

Range, Dishwasher, Disposal, Microwave, Countertop Range, Refrigerator, Freezer, Washer, Dryer

Waterfront

Harbor

Master Bath

Yes

Construction

Brick

Garage

Under, Garage Door Opener

Waterview Features

Harbor