Skip to content
All Back Bay homes
1 / 39
ActiveListed 140 days ago

$21,950,000

129 Commonwealth Avenue, Back Bay, Boston, MA 02116

6
beds
6.5
baths
9,624
sqft
Lot sizeThe land that comes with the home, as reported to the MLS.
3,237 sqft
Year builtThe year the building was originally built, as reported by the listing agent.
1899
On the marketDays since the home was listed. New listings tend to move fastest.
140 days ago
Property type
Single Family Residence
Price per sqftList price divided by interior living area — handy for comparing homes of different sizes.
$2,281
ParkingSpaces that come with the home, as reported to the MLS.
6 spaces
Annual taxesLast annual property tax bill reported to the MLS. A new owner's bill can differ.
$141,208

What’s Special

  • Central Air
  • Deck - Roof

Exquisite, wide Back Bay townhouse on the sunny side of Commonwealth with large private roof deck, magnificent views, Juliet balcony, and 6 outdoor parking showcases exceptional bones and timeless character. Expansive windows provide outstanding natural light, highlighting the home's historic charm and original detail. The property offers a versatile floor plan for customization, with approximately 10,000+/-sf to create luxurious spaces and exceptional entertaining space. Currently exhibiting an open and airy kitchen, soaring ceilings, a stately dining room, beautiful paneled library, 5+ well-proportional bedrooms, abundant closets, and a separate au pair suite, it is one of only a few single family homes in this highly coveted neighborhood. Its distinguished façade, irreplaceable location, and palatial scale present an extraordinary canvas for a discerning buyer. Elevator to all floors, 8 fireplaces, and grandeur complete this home’s spectacular offering. Some photos virtually staged.

Listing courtesy of Jeannemarie Conley, Compass · MLS PIN #73527728

Facts & Features

Status
Active
Active status flag
Active
Bedrooms
6
Bathrooms
5 full, 3 half
Living area
9,624 sqft

Exterior

2
  • Deck - Roof
  • Balcony

Parking

2
  • Off Street
  • Deeded

Heating

1
  • Central

Cooling

1
  • Central Air

MLS PIN #73527728 · Listed June 1, 2026

Location

129 Commonwealth Avenue, Back Bay, Boston · All Back Bay homes

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non commercial use of consumers having a good faith interest in purchasing, leasing or renting 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, leasing or renting. 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, or as to the accuracy of any of the Images, set forth herein.

$21,950,000

129 Commonwealth Avenue

Similar Homes

All Back Bay homes →
4 Gloucester Street1 / 32
Active

$17,675,000

7 bd · 7 ba · 9,924 sqft · Single Family

4 Gloucester Street

Back Bay, Boston, MA 02115

Listing courtesy of Maggie Gold Seelig, MGS Group Real Estate LTD · MLS PIN #73584705

381 Warren Street1 / 35
Active

$23,000,000

6 bd · 10.5 ba · 16,856 sqft · Single Family

381 Warren Street

Brookline, MA 02445

Listing courtesy of The Jeff Groper Group, Coldwell Banker Realty - Newton · MLS PIN #73576839

15 Vinson Circle1 / 42
Active

$18,000,000

6 bd · 6.5 ba · 10,000 sqft · Single Family

15 Vinson Circle

Winchester, MA 01890

Listing courtesy of Anthony Marino, The Marino Group Collection · MLS PIN #73585235

20 Crowninshield Road1 / 42
Active

$21,000,000

6 bd · 7.5 ba · 7,013 sqft · Single Family

20 Crowninshield Road

Marblehead, MA 01945

Listing courtesy of Steven White, William Raveis R.E. & Home Services · MLS PIN #73539974

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non commercial use of consumers having a good faith interest in purchasing, leasing or renting 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, leasing or renting. 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, or as to the accuracy of any of the Images, set forth herein.