For Sale
Photo 1 of Condo for sale at 99 Sumner St #321, East Boston, MA 02128 | MLS# 73524677 | Listing updated on 2026-09-04
Photo 2 of Condo for sale at 99 Sumner St #321, East Boston, MA 02128 | MLS# 73524677 | Listing updated on 2026-09-04
Photo 3 of Condo for sale at 99 Sumner St #321, East Boston, MA 02128 | MLS# 73524677 | Listing updated on 2026-09-04
Photo 4 of Condo for sale at 99 Sumner St #321, East Boston, MA 02128 | MLS# 73524677 | Listing updated on 2026-09-04
Photo 5 of Condo for sale at 99 Sumner St #321, East Boston, MA 02128 | MLS# 73524677 | Listing updated on 2026-09-04
34+
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$1,490,000

  • Beds Icon2 Beds
  • Beds Icon
    2 Baths

    2 full baths

  • Beds Icon1,195sqft

99 Sumner St #321, East Boston, MA 02128

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  • Condominium

  • Built in 2021

  • $1,567/mo HOA

  • -- sqft lot

  • $1,247/sq.ft

Description

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. ...

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  • Houzeo last checked: 14 minutes ago
  • Listing updated: September 4, 2026 at 7:05 am
  • Listing Provided by: Sherean Azarmi (617) 319-0076 | Urban Circle Realty (617) 903-0371
  • Source: MLS Property Information Network-MA | MLS#: 73524677 MLS Property Information Network-MA

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Building
99 Sumner St
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Property Details

  • Status

    Active

  • Type

    Condominium

  • No. of Stories

    1

  • County

    Suffolk County

  • City

    Boston

  • Neighborhood

    East Boston

  • Year Built

    2021

  • HOA Fees

    $1567/mo

  • Finished Area

    1,195 sqft

  • Lot Size

    -- sqft lot

  • Basement Area

    - sqft

  • MLS Name

    MLS Property Information Network

  • MLS Number

    73524677

  • MLS Status

    Active

  • Days on Market

    101

Data provided by Redfin

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