99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
SEE ALL PHOTOS
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
99 Sumner St # 321
For Sale

99 Sumner St # 321

99 Sumner St # 321, Boston, MA 02128

$1,490,000
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.

5/28/2026 5:30PM - 7:00PM EDT

5/30/2026 1:00PM - 2:30PM EDT

2
beds

2
baths

1,195 Sq.Ft. LIVING AREA

SHEREAN AZARMI

SHEREAN AZARMI

Features & Amenities

Interior

  • total bedrooms2
  • Total bathrooms2
  • full bathrooms2
  • Laundry room In Unit
  • Flooring Wood, Tile
  • APPLIANCES Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer

Area & Lot

  • Status For Sale
  • OPEN HOUSE

    5/28/2026 5:30PM - 7:00PM EDT

    5/30/2026 1:00PM - 2:30PM EDT

  • Living Area1,195 Sq.Ft.
  • Total Area1,195 Sq.Ft.
  • MLS® ID73524677
  • TypeCondo
  • YEAR BUILT2021
  • NeighborhoodEast Boston
  • Water FrontageWaterfront, Harbor, Ocean, 1 to 2 Mile To Beach, Beach Ownership(Public)
  • View DescriptionCity

Exterior

  • STORIES1
  • Garage Space2.0
  • water SourcePublic
  • parkingAttached, Under, Garage Door Opener
  • HEAT TYPECentral, Forced Air, Individual, Unit Control
  • AIR CONDITIONINGCentral Air, Individual, Unit Control
  • sewerPublic Sewer
  • HOA AmenitiesHot Water, Elevator(s), Putting Green, Recreation Facilities, Fitness Center, Clubroom, Storage, Clubhouse
  • security FeaturesIntercom, Concierge
  • other exterior FeaturesBalcony, City View(s)

Financial

  • Sales Price$1,490,000
  • Real Estate Tax $6,420/yr
  • HOA $1,567/mo
  • Zoning CD
image

Schedule a Showing

We would love to show you our beautiful property. Please select your preferred date and time below. An agent will be in touch shortly to confirm your appointment.

Schedule a Showing

We would love to show you our beautiful property. Please select your preferred date and time below. An agent will be in touch shortly to confirm your appointment.

Thank you for your interest in 99 Sumner St # 321, Boston, MA 02128. We are reviewing your request and will be in touch shortly!

Mortgage Calculator

Estimate your monthly mortgage payment, including the principal and interest, property taxes, and HOA. Adjust the values to generate a more accurate rate.

All estimates are provided for informational purposes only. Actual amounts may vary.
$0,000 Your Payment 20 15 65
$0,000 Your Payment

East Boston

Explore

Work With Us

We’re a team of goal driven, service oriented entrepreneurs and it is our pleasure to work with you!

Follow Us on Instagram