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2 Commonwealth Avenue, Unit PH3-4, Back BayBoston, MA 02116Price: $19,500,000

  • Price: $19,500,000
  • Est. Mortgage of $/month
  • 68 Days on Market
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$/month over payments
Federal 30-year interest rate: 6.49% last updated on Jun 25, 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.
  • $19,500,000List Price
  • 3Bedrooms
  • 5Bathrooms
  • 4,083Square Feet

Carlton House

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Listed by Tracy Campion of Campion & Company Fine Homes Real Estate
Experience the pinnacle of luxury living in this extraordinary corner penthouse duplex overlooking the iconic Public Garden. This rarely available architectural masterpiece offers breathtaking views of the Public Garden, Charles River, and Commonwealth Avenue, complemented by an expansive 1,500 square foot wraparound terrace. Meticulously renovated from top to bottom by master craftsmen, every detail of this home exudes timeless sophistication and modern comfort. Floor-to-ceiling windows illuminate the spacious interior, featuring a formal living room, a glass-enclosed dining room, and an elegant library-all seamlessly opening to beautifully landscaped outdoor spaces designed for entertaining and relaxation. The primary suite is a private oasis, boasting panoramic views, two luxurious baths, and dual dressing rooms. Additionally, enjoy the convenience of a private home gym and two valet parking spaces.

Property Details of 2 Commonwealth Avenue, Unit PH3-4, Back Bay

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