99 Sumner St # 506 Boston, MA $ 850,000
99 Sumner St # 506
$ 850,000
Recently Listed
Open House 3/28 11:30am - 1pm
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99 Sumner St # 506

Boston, MA, 02128
$ 850,000
Bedrooms1 Baths1.0 Sq 783

Monthly Estimate*

$ 5,234

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Condo for sale in Boston, MA

for $850,000 with 1 bedroom and 1 full bath. This 783 square foot condo was built in 2020.

Bright, well-appointed 1+ den opportunity with parking at The Mark on East Boston’s waterfront. Elegant & distinctive interior finishes throughout the building & home. Oversized windows flood the open living space with natural light & courtyard/water views. The kitchen features Silestone quartz counter tops, Bosch appliances & an island perfect for entertaining. The Primary bedroom comfortably fits a king size bed, and the versatile den is perfect for a home office/second bedroom. Enjoy ample closet space and storage solutions throughout including a deeded storage unit conveniently located on the same floor. The Mark is a full service building with amenities including: 24/7 concierge, fitness center with flex studio, harbor view resident terrace with grills and fire pits, golf simulator, conference rooms, entertainment suite, and pet spa. Modern community in a prime Eastie location — easy access to dining, transit and waterfront. A turnkey opportunity for seamless city living.

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Open House

3/28/2026 11:30 AM - 1:00 PM
3/29/2026 10:30 AM - 12:00 PM
99 Sumner St # 506 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

$ 850,000

Bedrooms

1

Full Bath

1

Property Type

Condo

Taxes

$ 9,081

Style

Mid-Rise

Year Built

2020

Town/City

Boston

County/Region

Suffolk

MLS | Web ID

73490155

List By
Alexandria Lyons

Listing Agent

Jd Advisors, Inc

Broker

Affordability Calculator

$5,990
Per Month
87%
13%
0%
Monthly Principal & Interest
$5,234
Monthly Property Taxes
$757
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
3/23/2026$850,000 Listed Price

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99 Sumner St # 506, Boston, MA, 02128 is a Condo for sale at $850,000 with 783 sqft. 99 Sumner St # 506 has 1 bedrooms, 1.0 baths, and was built in 2020. The property's zip code is 02128 which is in Boston, MA