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.
Property Details
Price:
$22,500,000
MLS #:
73600506
Status:
Active
Beds:
5
Baths:
6.5
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
backbay
Listed Date:
Nov 10, 2026
Finished Sq Ft:
8,101
Total Sq Ft:
8,101
Lot Size:
2,178 sqft / 0.05 acres (approx)
Year Built:
1864
See this Listing
Schools
Interior
Above Grade Finished Area
6697
Appliances
Range, Dishwasher, Refrigerator, Washer, Dryer
Bathrooms
5 Full Bathrooms, 3 Half Bathrooms
Below Grade Finished Area
1404
Cooling
Central Air
Fireplaces Total
3
Flooring
Tile, Hardwood, Stone / Slate
Heating
Hydro Air
Exterior
Architectural Style
Other (See Remarks)
Attached Garage YN
1
Community Features
Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Highway Access, T-Station, University
Construction Materials
Brick
Covered Spaces
2
Exterior Features
Deck, Deck – Roof
Garage Spaces
2
Open Parking Spaces
2
Open Parking YN
1
Parking Features
Attached, Paved Drive, Off Street, Driveway
Parking Spots
4
Parking Total
4
Patio And Porch Features
Deck, Deck – Roof
Roof
Rubber
Window Features
Insulated Windows
Financial
Tax Year
2026
Taxes
$83,561
Map
Community
- Address18 Commonwealth Ave Boston MA
- CityBoston
- CountySuffolk
- Zip Code02116
Subdivisions in Boston
- Adams Village
- Ashmont Hill
- Ashmont Hill / Carruth Area
- Ashmont Hill / Peabody Square
- Beacon Hill
- Bellevue Hill
- Boston
- Central JP
- Charlestown
- Clam Point
- Doctor’s Row
- Dorchester
- East Boston
- Fairmount Hill
- Fairmount Hill
- Forest Hills
- George Wright Golf Course Neighborhood
- Highland
- Holy Name Parish neighborhood
- Hyde Park
- Jeffries Point
- Ledgewood Road
- Lower Allston
- Lower Mills
- Lower Mills and East Milton Square
- Melville Park
- Moss Hill
- Nubian Square
- Oak Square
- Oak Square Brighton/Newton Liine
- Orient Heights
- Over The Bridge – Savin Hill
- Peak Hill Neighborhood
- Peter’s Hill
- Pondside
- Pondside Jamaica Plain
- Readville
- Roslindale
- Roxbury
- Savin Hill OTB
- Savin Hill/JFK
- South Boston
- Thompson Square
- Truman Parkway/ Monahan Park
- Ward 20
- Well Respected Hyde Park Neighborhood Area of Boston.
- West Roxbury
- Woodbourne
Market Summary
Current real estate data for Single Family in Boston as of Nov 10, 2026
404
Single Family Listed
123
Avg DOM
664
Avg $ / SqFt
$1,904,541
Avg List Price
Property Summary
- 18 Commonwealth Ave Boston MA is a Single Family for sale in Boston, MA, 02116. It is listed for $22,500,000 and features 5 beds, 7 baths, and has approximately 8,101 square feet of living space, and was originally constructed in 1864. The current price per square foot is $2,777. The average price per square foot for Single Family listings in Boston is $664. The average listing price for Single Family in Boston is $1,904,541. To schedule a showing of MLS#73600506 at 18 Commonwealth Ave in Boston, MA, contact your Cornerstone Real Estate agent at 617-238-7400.
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Courtesy of Berkshire Hathaway HomeServices Warren Residential. The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein.
18 Commonwealth Ave
Boston, MA

