SZ INC.Realty
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For Sale

99 Sumner St # 312, Boston MA 02128

Boston, MA 02128

$999K
2 BD · 2 BA · 1,085 sf · Built 2020
Request a Private ShowingEnquire by phone · +1 212 920 6260
The residence

Welcome to Unit 312 at The Mark, a 1,085 sqft 2-bed, 2-bath condo offering luxury waterfront living on East Boston's waterfront. The high-end kitchen ft. stainless steel appliances, quartz countertops, and custom cabinetry flows seamlessly into a sun-filled living space w/ southeast-facing exposure. The primary suite includes a huge walk-in closet and spacious ensuite bath. Step onto your private balcony for sweeping views of Boston Harbor, the downtown skyline, and the New Year's Eve fireworks. Includes 1 garage parking spot and a storage unit. The Mark delivers resort-style amenities: 24/7 concierge, fitness center, golf simulator, pet spa, library, clubroom and lounge, and a courtyard w/ grills and firepit, all just minutes from downtown Boston.

At a glance
Property type
Condominium
Status
Active
Year built
2020
Living area
1,085 sf
MLS#
8ff429c68275d975c3ad24a32865e186
Beds · Baths
2 · 2
Location

Boston, MA.

Boston keeps its history in plain sight — brick, granite and gaslight along streets laid down long before the grid. Life here runs on short distances: the harbour, the Common, the theatre district and the river all within a walk of one another.

Estimated Monthly Payment+
$5K/mo
Approximate · principal & interest only
Display Currency
$999K

Indicative conversion — settlement always in USD.

Private Showing

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Listing courtesy of Compass · MLSPIN

MLS Property Information Network.The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein.

Listings updated Oct 24, 2026

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