Welcome to Penthouse Unit 612—where waterfront living meets comfort and convenience. Just minutes from Logan Airport and downtown Boston, The Mark provides 24/7 concierge service, deeded garage parking, extra storage, and thoughtfully designed spaces that elevate daily living—from the club room and golf simulator to the pet-washing station, yoga/fitness studio, and the inviting garden terrace with lounge.This 2 bed PLUS/2 bath penthouse features a sleek open kitchen with high-end appliances and a large island. The primary suite fits a king bed, includes two custom closets, and offers a spa-like ensuite with a glass shower. The additional bedroom and flex space provide excellent work-from-home potential.Enjoy harbor and Boston skyline views, plus easy access to Maverick T Station, Tall Ship, and ferries to the Seaport and Long Wharf—an ideal blend of serenity, views, and city living. Seller is motivated!
For sale
$1,350,000
99 Sumner PENTHOUSE 612, Boston, MA 02128
2beds
1,206sqft
Est.:
Condominium
Built in 2021
-- sqft lot
$-- Zestimate®
$1,119/sqft
$1,304/mo HOA
What's special
Flex spaceAdditional bedroomLarge islandTwo custom closets
- 22 days |
- 465 |
- 10 |
Zillow last checked: 8 hours ago
Listing updated: 20 hours ago
Listed by:
Eain Williams 617-388-6609,
Leading Edge Real Estate 617-502-6500
Source: MLS PIN,MLS#: 73455485
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Primary bedroom
- Level: First
Bedroom 2
- Level: First
Dining room
- Level: First
Kitchen
- Level: First
Living room
- Level: First
Heating
- Central, Forced Air, Natural Gas
Cooling
- Central Air
Appliances
- Laundry: First Floor, In Unit
Features
- Flooring: Wood
- Windows: Insulated Windows
- Basement: None
- Has fireplace: No
- Common walls with other units/homes: No One Above
Interior area
- Total structure area: 1,206
- Total interior livable area: 1,206 sqft
- Finished area above ground: 1,206
Property
Parking
- Total spaces: 1
- Parking features: Attached, Garage Door Opener
- Attached garage spaces: 1
Features
- On waterfront: Yes
- Waterfront features: Waterfront, Harbor
Details
- Parcel number: 1328111
- Zoning: RES
Construction
Type & style
- Home type: Condo
- Property subtype: Condominium
- Attached to another structure: Yes
Condition
- Year built: 2021
Utilities & green energy
- Electric: 110 Volts
- Sewer: Public Sewer
- Water: Public
- Utilities for property: for Gas Range
Community & HOA
Community
- Features: Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, T-Station
- Security: Intercom, Doorman
HOA
- Amenities included: Elevator(s), Recreation Facilities, Fitness Center, Clubroom, Storage
- Services included: Water, Sewer, Insurance, Security, Maintenance Structure, Snow Removal, Trash, Reserve Funds
- HOA fee: $1,304 monthly
Location
- Region: Boston
Financial & listing details
- Price per square foot: $1,119/sqft
- Tax assessed value: $1,062,600
- Annual tax amount: $12,305
- Date on market: 11/18/2025
- Listing terms: Seller W/Participate
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 11/17/2025 | Listed for sale | $1,350,000+14.4%$1,119/sqft |
Source: MLS PIN #73455485 Report a problem | ||
| 7/25/2022 | Sold | $1,179,900$978/sqft |
Source: MLS PIN #72987790 Report a problem | ||
| 6/8/2022 | Contingent | $1,179,900$978/sqft |
Source: MLS PIN #72987790 Report a problem | ||
| 6/6/2022 | Price change | $1,179,900-5.5%$978/sqft |
Source: MLS PIN #72987790 Report a problem | ||
| 5/30/2022 | Listed for sale | $1,248,000$1,035/sqft |
Source: MLS PIN #72987790 Report a problem | ||
Public tax history
Public tax history
Tax history is unavailable.BuyAbility℠ payment
Est. payment
$7,766/mo
Principal & interest
$5235
HOA Fees
$1304
Other costs
$1226
Climate risks
Neighborhood: East Boston
Nearby schools
GreatSchools rating
- 7/10Dante AlighieriGrades: PK-6Distance: 0.3 mi
- 8/10Eliot K-8 Innovation SchoolGrades: PK-8Distance: 0.5 mi
- 2/10East Boston High SchoolGrades: 7-12Distance: 1 mi
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