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99 Sumner St #PH621, Boston, MA 02128
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99 Sumner St #PH621, Boston, MA 02128
99 Sumner St #PH621, Boston, MA 02128
99 Sumner St #PH621, Boston, MA 02128
99 Sumner St #PH621, Boston, MA 02128
99 Sumner St #PH621, Boston, MA 02128
99 Sumner St #PH621, Boston, MA 02128

99 Sumner St #PH621 Boston, MA 02128

$1,499,000

ACTIVE
Beds
2
Baths
2
Sqft
1,197
Year
2021
Days on Site
9 Days
Property Type
Residential
Sub Type
Condominium
Per Square Foot
$1,252
Date Listed
Mar 31, 2026

Description of 99 Sumner St #PH621, Boston, MA 02128

Listing details for 99 Sumner St #PH621, Boston, MA 02128 : Residence 621 at The Mark offers 2 bedrooms, a den, 2 baths, and 1,197 square feet of beautifully designed waterfront living, with two garage parking spaces and two storage units included. The open-concept layout features a chef's kitchen with Bosch appliances, quartz countertops, and upgraded cabinetry, all flowing across hardwood floors to a living space built for both everyday ease and effortless entertaining. The Mark is a full-service luxury building: 24-hour concierge, private terrace, fireplace lounge, billiards room, library, fitness center, conference room, and pet spa. Everything you need, without ever leaving the building. Downtown Boston is minutes away by ferry, Blue Line, or a quick drive. Logan Airport is moments from your door, making this a rare city residence that truly serves those with a dynamic lifestyle. Tallship, waterfront dining, and green space are all moments away. This is Boston waterfront living at its finest.
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Listing Updated : 10-14-2026 at 8:01 AM EDT
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Source

MLS PIN, MLS#: 73493860

Property History

DateEventPrice
3/31/2026
Listed for sale
$1,625,000
$1,358/sqft
Source:MLS PIN #73493860
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The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors 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. The MLS listing information displayed is deemed reliable, but is not guaranteed accurate by the MLS.
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99 Sumner St #ph621, Boston, MA 02128