The Mark

Listing Tools

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.

More Info

Basic Information

  • Bedrooms2
  • Mls StatusNew
  • Bathroom2
  • Parcel Number 1328111
  • Unit Number321

Tax Information

  • Tax Assessed Value $1,157,400
  • Tax Year 2026
  • Taxes$6,419

Parking

  • Parking Spaces2
  • Covered Spaces 2
  • Garage YN Yes
  • Parking Features Attached, Under, Garage Door Opener

Rooms

  • Bathrooms Total Decimal 2
  • Full Bath2

Basic Information

  • List Price$1,490,000
  • MLS Number73524677
  • Modification Date05/27/2026
  • Property SubTypeCondominium
  • Virtual TourView Tour

Location

  • NeighborhoodEast Boston
  • SubdivisionEast Boston
  • Address99 Sumner Street
  • Building Number99
  • CountySuffolk
  • StateMA
  • StreetSumner Street
  • TownBoston
  • Zip02128

Building

  • Attached Garage YN Yes
  • BasementN
  • Building Area Units Square Feet
  • Entry Level 3
  • Garage Spaces2
  • Property NameThe Mark
  • Rooms6
  • Stories1
  • Year Built2021
  • Year Built Details Actual
  • Year Built Source Public Records

Interior

  • Flooring Wood, Tile

Exterior

  • Exterior Features Balcony, City View(s)

Utilities

  • Cooling Central Air, Individual, Unit Control
  • Cooling YN Yes
  • Heat SystemYes
  • Heating Central, Forced Air, Individual, Unit Control
  • Sewer Public Sewer
  • Water Source Public

Property Information

  • Square Feet1,195
  • Building Area Source Master Deed
  • Living Area 1,195
  • Lot Size Units Acres
  • Property Attached YN Yes
  • Structure Type Mid-Rise
  • View YN Yes

Amenities

  • AmenitiesPublic Transportation, Shopping, Pool, Tennis Court(s)
  • Appliances IncludedRange, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer
  • Association Amenities
    • Clubhouse
    • Clubroom
    • Elevator(s)
    • Fitness Center
    • Hot Water
    • Putting Green
    • Recreation Facilities
    • Storage
  • Other AmenitiesGolf, Tennis, Waterfront, Water View
  • PetsYes
  • Security Features Intercom, Concierge

Water Body

  • Miles to Beach2
  • WaterfrontYes
  • Waterfront Features Waterfront, Harbor, Ocean,1 to 2 Mile To Beach, Beach Ownership(Public)

Legal

  • ZoningCD

Other

  • Association Fee $1,567
  • Association Fee Frequency Monthly
  • Association Fee Includes
    • Insurance
    • Maintenance Grounds
    • Maintenance Structure
    • Reserve Funds
    • Security
    • Sewer
    • Snow Removal
    • Trash
    • Water
  • Date Listed05/27/2026
  • Farm Land Area Units Square Feet
  • View Count3

Map Location

Driving Directions

Listed by Sherean Azarmi of Urban Circle Realty

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

I agree to receive marketing and customer service calls and text messages from Castles Unlimited. To opt out, you can reply 'stop' at any time or click the unsubscribe link in the emails. Consent is not a condition of purchase. Msg/data rates may apply. Msg frequency varies. Privacy Policy.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Hi there! How can we help you?

Contact us using the form below or give us a call.

Send Us A Message:

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

$

Do not fill in this field:

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.