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For sale
    • $475,000

    99 Sumner St #503, Boston, MA 02128

    0beds
    439sqft
    : 
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    Condominium
    Built in 2020
    -- sqft lot
    $466,600 Zestimate®
    $1,082/sqft
    $540/mo HOA

    What's special

    Discover The Mark East Boston – a stylish studio with a separate sleeping area. Just a 2-minute walk from Maverick Square’s Blue Line MBTA (3 minutes to Aquarium, 5 minutes to State Street), with access to Water Taxi Stop 66, ReelHouse, and a quick 5-minute drive to the airport.Exceptional amenities include a 24/7 concierge, fitness center with flex studio, pet spa room, harbor-view resident terrace with grills and fire pits, golf simulator and more. Don’t miss your chance to own on the waterfront—schedule your appointment today!
    136 days
    |
    99
    |
    2
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Linfei Zhang 857-701-3179,

    Boston USwoo Realty LLC 857-239-9581

    Source: MLS PIN,MLS#: 73483780

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 0
      • Bathrooms: 1
      • Full bathrooms: 1
      Primary bedroom
      • Features: Flooring - Wood, Recessed Lighting
      Bathroom 1
      • Features: Bathroom - Tiled With Shower Stall, Countertops - Stone/Granite/Solid
      • Level: First
      Kitchen
      • Features: Flooring - Wood, Recessed Lighting
      • Level: First
      Living room
      • Features: Flooring - Wood, Recessed Lighting
      • Level: First
      Heating
      • Forced Air
      Cooling
      • Central Air
      Appliances
      • Included: Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
      Features
      • Has basement: No
      • Has fireplace: No
      Interior area
      • Total structure area: 439
      • Total interior livable area: 439 sqft
      • Finished area above ground: 439

      Property

      Accessibility
      • Accessibility features: Accessible Entrance
      Features
      • On waterfront: Yes
      • Waterfront features: Waterfront, Ocean, Harbor, Frontage, Walk to, Access, Public, Bay, Ocean
      Details
      • Parcel number: W:01 P:05403 S:138,1328111
      • Zoning: CD

      Construction

      Type & style
      • Home type: Condo
      • Property subtype: Condominium
      • Attached to another structure: Yes
      Materials
      • Roof: Rubber
      Condition
      • Year built: 2020

      Utilities & green energy

      • Electric: 110 Volts
      • Sewer: Public Sewer
      • Water: Public

      Community & HOA

      Community
      • Features: Public Transportation, Park, Walk/Jog Trails, Medical Facility, Marina, T-Station
      • Security: Intercom, TV Monitor, Doorman, Concierge
      HOA
      • Amenities included: Laundry, Recreation Facilities, Fitness Center, Clubroom, Garden Area
      • Services included: Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Trash, Reserve Funds
      • HOA fee: $540 monthly
      Location
      • Region: Boston

      Financial & listing details

      • Price per square foot: $1,082/sqft
      • Tax assessed value: $465,100
      • Annual tax amount: $6,232
      • Date on market: 3/6/2026

        Estimated market value

        $466,600

        $443,000 - $490,000

        $2,630/mo

        Price history

        DateEventPrice
        3/7/2026Listed for sale$475,000-2.1%$1,082/sqft
        Source: MLS PIN #73483780 Report a problem
        2/10/2026Listing removed$485,000$1,105/sqft
        Source: MLS PIN #73383111 Report a problem
        5/31/2025Listed for sale$485,000-1%$1,105/sqft
        Source: MLS PIN #73383111 Report a problem
        5/2/2025Listing removed$490,000$1,116/sqft
        Source: MLS PIN #73313106 Report a problem
        11/15/2024Listed for sale$490,000+12.9%$1,116/sqft
        Source: MLS PIN #73313106 Report a problem
        9/10/2021Sold$434,000$989/sqft
        Source: MLS PIN #72900078 Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$4,956 +12%$428,000 +5.4%
        2024$4,426 +3.5%$406,100 +2%
        2023$4,275 $398,000
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
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        Climate risks

        Neighborhood: East Boston

        Getting around

        92 / 100
        Walker's Paradise
        73 / 100
        Excellent Transit
        71 / 100
        Very Bikeable

        Nearby schools

        GreatSchools rating

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