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For Sale

18 Commonwealth Ave

18 Commonwealth Ave, Boston, MA 02116

$22,500,000
Situated on the coveted first block of Commonwealth Avenue, steps from the Public Garden, the historic Ward Mansion blends architectural grandeur with modern luxury. Built in 1864 and meticulously restored, this approximately 8,100-square-foot single-family offers six elevator-served levels, five en-suite bedrooms, and three powder rooms. Exquisite interiors feature custom millwork, quartersawn white oak floors, ornamental ironwork, and exceptional marble. A chef's kitchen showcases Calacatta Vagli marble, Wolf and Sub-Zero appliances, and dual Cove dishwashers. Elegant living and dining rooms, a private library, and multiple fireplaces offer refined entertaining. The full-floor primary suite features dual dressing rooms and a marble bath with steam shower. An au pair suite and top-floor lounge with kitchenette and wine storage add versatility. A private roof deck with outdoor kitchen and skyline views, two-car garage, two additional parking spaces, and heated exterior pavers complete this rare Back Bay offering.

11/11/2026 4:00PM - 5:30PM EST

5
beds

8
baths

8,101 Sq.Ft. LIVING AREA

2,178 Sq.Ft. lot

Joshua Stephens

Joshua Stephens

Features & Amenities

Interior

  • total bedrooms5
  • Total bathrooms8
  • full bathrooms5
  • half bathrooms3
  • Flooring Tile, Hardwood, Stone / Slate
  • APPLIANCES Range, Dishwasher, Refrigerator, Washer, Dryer

Area & Lot

  • Status For Sale
  • OPEN HOUSE

    11/11/2026 4:00PM - 5:30PM EST

  • Living Area8,101 Sq.Ft.
  • Total Area8,101 Sq.Ft.
  • Lot Area2,178 Sq.Ft.
  • MLS® ID73600506
  • TypeResidential
  • YEAR BUILT1864
  • NeighborhoodBack Bay
  • Architecture StylesBrownstone

Exterior

  • Garage Space2.0
  • water SourcePublic
  • utilitiesfor Gas Range
  • roofRubber
  • parkingAttached, Paved Drive, Off Street, Driveway
  • HEAT TYPEHydro Air
  • AIR CONDITIONINGCentral Air
  • sewerPublic Sewer
  • SubstructureConcrete Perimeter, Brick/Mortar
  • other exterior FeaturesDeck, Deck - Roof

Financial

  • Sales Price$22,500,000
  • Real Estate Tax $83,561/yr
  • Zoning A
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Schedule a Showing

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Thank you for your interest in 18 Commonwealth Ave, Boston, MA 02116. We are reviewing your request and will be in touch shortly!

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Back Bay

Boston's Victorian brownstone district on filled land between the Public Garden and the Charles River, home to Newbury Street and Copley Square.

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