#73364509, Heather Olin, Listing office: Coldwell Banker Realty - Boston
$1,575,000 List price
99 Sumner St Unit 321 Boston, MA 02128
2 beds
2 full
1,195 sqft
$1,318 / sqft
Condo
Property details
About 99 Sumner St Unit 321
Welcome to unparalleled waterfront living at 99 Sumner St, Unit 321 in East Boston’s premier building, The Mark. This sun-drenched 2-bed, 2-bath plus den home offers stunning Boston Harbor and skyline views from all principal rooms, your private balcony and oversized windows. Enjoy an open-concept layout, elegant high-end finishes, custom automatic blinds, TWO GARAGE PARKING SPACES and TWO storage units. Full-service amenities include a 24-hour concierge, fitness center, terrace lounge with fire pits, golf simulator, conference room, pet spa, and more. With the MBTA Blue Line and ferry steps away, luxury and convenience await!
Highlights
Home typeCondominium
HeatingForced Air
StatusActive
CoolingCentral Air
Size1,195 sqft
Year built2021
ParkingAttached
MLS #73365390
Attached garage2 spaces
WaterfrontWaterfront, Ocean Front
Summary
- Full Bathrooms: 2
- Appliances: Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
- Flooring Type: Hardwood
- Total Bedroom Count: 2
- Garage Space: 2 spaces
- Attached Garage: Yes
- Parking: Attached
- Waterfront: Waterfront, Ocean Front
- Exterior: Deck
- Heating: Forced Air
- Cooling: Central Air
- List Price: $1,575,000
- Price/SqFt: $1,317
- HOA Amount: $0 Monthly
- Directions: Sumner St between London & Liverpool
- Year Built: 2021
- Stories: 1
- Living Area: 1,195 SqFt
- MLS Number: 73365390
- MLS Name: MLS Property Information Network
- Office Name: Compass
- Office Phone: (617) 206-3333
- Listing Agent: Frank Carroll Homes Team
Disclaimer: 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. We may make use of information provided by users of this website - see our Terms of Use for more details on our privacy policy.
Data displayed may be a portion of, and not a complete set of all listings published in the MLS.
Last updated on: 7/28/2025, 12:55:25 AM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
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Tax history
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Nearby schools
4
Samuel Adams Elementary School
Public District PK-5
0.5 mi
•165 Webster St
7
James Otis
Public District PK-6
0.6 mi
•218 Marion St
3
Hugh Roe O'Donnell Elementary School
Public District PK-5
0.6 mi
•33 Trenton St
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $15,031. Typical income of Boston, MA residents is less than $<35k annually. The majority of families are single, no kids. The most common level of education of people living in this area is high school diploma.
How much money do the neighbors make?
77%
<35k
20%
35k-100k
2%
100k-200k
1%
200k+
What level of education do the neighbors have?
High School Diploma
Post Secondary Degree
Masters Degree
What types of families live nearby?
65%
Single, No Kids
18%
Single, with Kids
9%
Married, No Kids
8%
Married, with Kids
Are the neighbors home owners or renters?
Home Owners
Renters
How old are people in this area?
14%
<11 yrs old
9%
12-17 yrs old
28%
18-34 yrs old
32%
35-64 yrs old
17%
65+ yrs old
What do the neighbors do for fun?
Pro Boxing
Mexican League Soccer
Major League Soccer (MLS)
Where do the neighbors shop?
H&M
Foot Locker
Burlington
Where do the neighbors go to eat?
Boston Market
Little Caesars
White Castle
What do the neighbors drive?
Honda
Dodge
Kia
What do the neighbors listen to?
Rhythmic Contemporary Hits
Urban Adult Contemporary
All data provided by Home Junction and Claritas
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Frequently asked questions
About 99 Sumner St Unit 321
The listing price of 99 Sumner St Unit 321 property is $1,575,000.
The property 99 Sumner St Unit 321 is a condo located in Boston, Massachusetts, 02128.
Active Listing: 99 Sumner St Unit 321 is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 99 Sumner St Unit 321 are: Samuel Adams Elementary School (GreatSchools Rating 4/10), James Otis (GreatSchools Rating 7/10), Hugh Roe O'Donnell Elementary School (GreatSchools Rating 3/10), Donald Mckay (GreatSchools Rating 3/10), Eliot K-8 School (GreatSchools Rating 8/10), Mario Umana Academy (GreatSchools Rating 3/10), East Boston High School (GreatSchools Rating 3/10), Charlestown High School (GreatSchools Rating 1/10), Excel Academy Charter School (GreatSchools Rating 7/10).
The property at 99 Sumner St Unit 321 has 2 bedrooms and 2 bathrooms.
The property 99 Sumner St Unit 321 is 1,195 SqFt (source: MLS/tax record).
The year of construction for 99 Sumner St Unit 321 is 2021.
This home is located at 99 Sumner St Unit 321 in Boston, MA and zip code 02128 in the East Boston neighborhood. This 1,195 square foot home was built in 2021. Features: 2 bedrooms, 2 bathrooms. It has been listed on Rocket Homes since April 28, 2025 and is currently priced at $1,575,000.
Over 166 listings were sold over their listed price in June 2025 in Boston, MA. In the same period over 220 listings were sold below the listed price and 53 listings were sold for the listed price. Between May and June 2025, Boston, MA real estate market has seen increase in the number of listings by 4.6%. While the average time on the market in June 2025 was 36 days, the median list price was $842,218.
From Rocket Homes Real Estate and based on county public records data.