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Winthrop Square Tower (Winthrop Center)

115 Federal Street · Est. delivery Now Selling · 53 stories · 317 planned units · Millennium Partners
Pre-Construction

Boston's newest supertall on the old Winthrop Square garage site — 317 residences on the upper floors of a 691-foot Passive House tower.

Architectural rendering of Winthrop Square Tower (Winthrop Center) in Downtown, Boston
Illustrative rendering — not a developer-issued image. Final design and finishes subject to change.

Pre-construction project. Unit counts, delivery timing, and pricing are developer estimates and subject to change until units are formally released.

Why This Project
  • ◆One of the tallest residential towers in Boston
  • ◆Passive House-certified construction
  • ◆Financial District at the doorstep
Planned Amenities
  • · 24hr concierge
  • · Pool & spa
  • · Fitness center
  • · Sky lounge
  • · Private dining
  • · Valet parking
Neighborhood Context

Downtown Condo Market

Winthrop Square Tower (Winthrop Center) has no resale history yet — the metrics below show how the Downtown submarket has performed, a useful baseline for pricing a new development.

2025 Median Sale
$1,470,050
YoY +1.0%
Median $/Sqft
$1,248
Downtown submarket
7-yr Appreciation
+1.0%
CAGR since 2018
Avg Days on Market
—
2025
Downtown Median $/Sqft
Other Downtown buildings
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