99 Sumner St # 321 Boston, MA $ 1,490,000
99 Sumner St # 321
$ 1,490,000
Recently Listed
Open House 5/28 5:30pm - 7pm
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99 Sumner St # 321

Boston, MA, 02128
$ 1,490,000
Bedrooms2 Baths2.0 Sq 1,195

Monthly Estimate*

$ 9,174

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Condo for sale in Boston, MA

for $1,490,000 with 2 bedrooms and 2 full baths. This 1,195 square foot condo was built in 2021.

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.

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Open House

5/28/2026 5:30 PM - 7:00 PM
5/30/2026 1:00 PM - 2:30 PM
99 Sumner St # 321 Boston, MA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Condo Active

Price

$ 1,490,000

Bedrooms

2

Full Bath

2

Property Type

Condo

Taxes

$ 6,419

Style

Mid-Rise

Year Built

2021

Town/City

Boston

County/Region

Suffolk

MLS | Web ID

73524677

List By
Sherean Azarmi

Listing Agent

Urban Circle Realty

Broker

Affordability Calculator

$9,709
Per Month
94%
6%
0%
Monthly Principal & Interest
$9,174
Monthly Property Taxes
$535
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Pricing History
DatePricePrice ChangeDescription
5/27/2026$1,490,000 Listed Price

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99 Sumner St # 321, Boston, MA, 02128 is a Condo for sale at $1,490,000 with 1,195 sqft. 99 Sumner St # 321 has 2 bedrooms, 2.0 baths, and was built in 2021. The property's zip code is 02128 which is in Boston, MA