Lovely 1-bed plus Den unit in The Mark. This bright and sunny unit features Bosch appliances, custom black cabinets, and a waterfall white quartz countertop, walnut hardwood flooring, oversized windows, unobstructed Boston harbor views, lots of sunlight, customized closets, and an electric fireplace in the living room. The den space can be used as an office or a second bedroom. The building features a 24/7 concierge, harbor-view terrace, golf simulator, billiards room, library, fully equipped fitness center & pet spa, and a beautiful garden with a stove & grill. Enjoy the local harbor walk, parks, and supermarket, all within steps of the T station and water taxi, as well as easy access to downtown and the airport.
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Discrepancies found between MLS and assessor records.
| Field | Assessor | MLS | Match |
|---|---|---|---|
| Year built | 2,019 | 2,021 | ✗ |
99 Sumner St # 306, Boston MA 02128
Boston, MA 02128
School information not available for this location.
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 04/10/2026 | ↓ Price Reduced | $3,400 | $100 | - | From $3,500 to $3,400 (-2.9%) |
| 02/06/2026 | 🏠 Listed for Sale | $3,500 | - | - | Original listing |
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