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99 Sumner St Unit 321 - photo 1
99 Sumner St Unit 321 - photo 2
99 Sumner St Unit 321 - photo 3
99 Sumner St Unit 321 - photo 4
99 Sumner St Unit 321 - photo 5
99 Sumner St Unit 321 - photo 6

For Sale

99 Sumner St Unit 321, Boston, MA

Boston · MA 02128

$1,350,000
Price
2
Beds
2
Baths
1195
Sq. ft.

Overview

Property type: Condominium
HOA: HOA: $1,567 / mo
HOA Fees Include
Hot Water, Water, Sewer, Master Insurance, Security, Elevator, Exterior Maintenance, Landscaping, Snow Removal, Putting Green, Recreational Facilities, Exercise Room, Clubroom, Extra Storage, Refuse Removal, Clubhouse, Reserve Funds, Flood Insurance, Management Fee, Additional Parking Space
Special Assessment
No
Floor: 3rd floor
Accessibility: Elevator
Pets: Pet Friendly
Parking: 2 Garage Spaces
Heating & cooling: Heat, AC
Laundry: In Unit Laundry
Outdoor space: Private Outdoor
Views: Harbor · City Views

About this home

Residence 321 at The Mark, offers sophisticated waterfront living with panoramic harbor and skyline views. This spacious 2 bedroom + den home features oversized windows, a private balcony with stunning sunset views, sleek contemporary design complemented by custom motorized window treatments throughout. The open-concept layout is ideal for modern living and entertaining. Rarely available, the residence also includes TWO garage parking spaces and TWO private storage units. Residents enjoy luxury amenities including 24/7 concierge, fitness center with flex studio, harbor view terrace with grills and fire pits, resident lounge, golf simulator, conference room, and pet spa. Located in East Boston’s vibrant waterfront neighborhood, The Mark is just a 2-minute walk to Maverick Station on the MBTA Blue Line, steps from water taxis and the MBTA Ferry, and minutes from Logan Airport. Enjoy a waterfront lifestyle with refined living, exceptional convenience, and picture-perfect views.

Neighborhood & Transit

East Boston

99 Sumner St, Boston · MA 02128

View location on map

Nearby transit

Within 0.5 mile, measured straight-line to the nearest station entrance.

  • Maverick Blue 0.14 mi

Price Insight

Days on Market:
160 days
Listing Price:
$1,350,000
Price per Sq.Ft:
$1,130
Tax Assessment:
$1,157,400 in 2026
Taxes:
$535 / Monthly
HOA Fee:
$1,567 / Monthly

Home Facts

Where is the Unit in the building?

Unit Placement
3rd
Views
Waterview, Waterfront, City Views
Elevator
Yes
Handicap Access
Unknown

Interior Features

Bedrooms
2
Full Bathrooms
2
Half Bathrooms
0
Living Area
1,195 Sq.Ft
Kitchen
Dishwasher, Range, Garbage Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer
Primary Bedroom
En-suite bathroom
Laundry
In Unit
Living levels
1
Rooms
6
Above grade area
1195
Flooring
Wood, Tile
Lead paint
None

Utilities

Heating Type
Central Heat, Forced Air, Individual, Unit Control
Heating Zone
1
Cooling
Central Air, Individual, Unit Control
Cooling Zones
1
Water
City/Town Water
Sewer
City/Town Sewer
Electric Features
EV Charging Station

Exterior Features

Outdoor Space
Yes - Private
Features
Balcony, City View(s)

Parking

Garage Parking
2 Parking Spaces, Attached, Under, Garage Door Opener
Off Street Parking
None

Home Owner Association information

Restrictions
Unknown
HOA
$1,567 / Monthly
HOA Includes
Hot Water, Water, Sewer, Master Insurance, Security, Elevator, Exterior Maintenance, Landscaping, Snow Removal, Putting Green, Recreational Facilities, Exercise Room, Clubroom, Extra Storage, Refuse Removal, Clubhouse, Reserve Funds, Flood Insurance, Management Fee, Additional Parking Space
Special Assessment
No
Pets allowed
Yes
Security
Intercom, Concierge

Listing information

Listing agent
Sherean Azarmi
Listing office
Urban Circle Realty
MLS PIN #
73524677
Disclosure
**Condo fees include parking. ***Taxes listed reflect residential tax exemption.

About The Mark

The Mark
The Mark is a luxurious residential complex situated in the vibrant East Boston Waterfront neighborhood of Boston. This stunning new development comprises 119 elegant condominiums spread across 5 floors, offering residents a range of spacious and flexible floor plans to suit their needs. Designed by the world-renowned architectural firm, Hacin + Associates, The Mark features a contemporary design that seamlessly blends with the historic charm of the neighborhood.

The units at The Mark boast top-of-the-line finishes and fixtures, including gourmet kitchens with custom cabinetry, quartz countertops, and stainless steel appliances. The open-concept living areas feature soaring ceilings, large windows, and hardwood flooring, offering breathtaking views of the Boston skyline and the harbor. The luxurious bathrooms feature marble tile, rain showers, and high-end fixtures.

Residents of The Mark enjoy access to a wide range of world-class amenities, including a fitness center, a club room, and a beautifully landscaped rooftop terrace with stunning views of the harbor and the city. The building also features a 24-hour concierge service, on-site garage parking, and ample bicycle storage.

The location of The Mark in the East Boston Waterfront provides residents with easy access to some of the city's best dining, shopping, and cultural attractions. The area is known for its beautiful parks, scenic harbor walks, and marinas, making it a highly desirable location for those seeking a sophisticated urban lifestyle.
Explore The Mark Building Amenities

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