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This property sold for 15.9% above the original asking price, indicating strong buyer demand.
With only 5 days on market, this was a quick sale compared to typical market conditions.
Based on 9 similar properties sold within 0.5 miles in the last 90 days
This property sold for significantly more per square foot than similar nearby properties, suggesting premium features or condition.
One-of-a-kind penthouse at Baker Square, this stunning two-story corner residence combines historic charm with thoughtfully updated living. Exposed brick, oversized plantation-shuttered windows, and an open-concept kitchen, dining, and living area create a warm and inviting first floor filled with natural light. The main level also features a spacious primary suite with en-suite bath, a second bedroom and full bath, plus in-unit laundry for everyday convenience.A graceful turned staircase off the living room leads to the second-floor den, highlighted by a dramatic five-foot ceiling atrium. Just a few steps beyond, French doors open to PM309’s private rooftop deck and garden—approximately 400 square feet and the only private roof deck at Baker Square. Beautifully enclosed with Walpole fencing, the rooftop retreat offers granite pavers, double electrical outlets for grilling and entertaining, and a lush garden of potted trees and plantings maintained with an irrigation system.
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A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 09/29/2026 | ✓ Sold | $1,501,000 | - | - | Property sold |
| 06/09/2026 | ⏳ Pending Sale | - | - | - | Offer accepted, sale pending |
| 06/07/2026 | 👁️ Showing Instructions Updated | - | - | - | New showing requirements |
| 06/03/2026 | 🏠 Listed for Sale | $1,295,000 | - | - | Original listing |
| 06/03/2026 | 🏠 Listed for Sale | $1,295,000 | - | - | Original listing |
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $7,439 | $946,100 |
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
Dorchester's Lower Mills
1243 Adams Street, Boston MA 02124
Boston, MA 02124
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