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401 Beacon Street, Unit PH, Back BayBoston, MA 02115Price: $18,500,000

  • Price: $18,500,000
  • Est. Mortgage of $/month
  • 22 Days on Market
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Federal 30-year interest rate: 6.53% last updated on May 28, 2026
* All Figures are estimates. Check with your bank or proposed mortgage company for actual interest rates.
This product uses the FRED® API but is not endorsed or certified by the Federal Reserve Bank of St. Louis.
  • $18,500,000List Price
  • 5Bedrooms
  • 6Bathrooms
  • 6,132Square Feet

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The Lydon

New Listing
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115
401 Beacon Street Boston MA 02115

Listing Tools

This one-of-one Back Bay penthouse presents a rare combination of scale, privacy, and design. Spanning the top two floors of a corner, boutique building, 6,132 SF is framed by 38 windows on three exposures with sweeping Charles River, skyline, and sunset views.Designed by Eric Roseff, the residence offers direct elevator access from three garage spaces, a grand duplex layout, and private internal stair. A suburban-scale kitchen anchors expansive living spaces seldom found in the city.The rooftop retreat-featuring pool, spa, fire pit, outdoor kitchen, and landscaped green roof-offers exceptional privacy with no adjacent terraces. A primary suite with fireplace, dedicated office suite, and flexible layout complete this exceptional, trophy-caliber offering.

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Listed by Collin Sullivan of William Raveis R.E. & Home Services

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