129 Commonwealth Avenue, Boston MA 02116

Boston, MA 02116

$21.95M

6 BD · 8 BA · 9,624 sf · 0.07 ac · Built 1899

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The residence

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.

At a glance

Property type: Residential
Status: Active
Year built: 1899
Lot size: 0.07 acres
Living area: 9,624 sf
MLS#: 3b7b9f210744a7e4cbdcff5ddd1bc6f8
Beds · Baths: 6 · 8

Location

Boston, MA.

Boston keeps its history in plain sight — brick, granite and gaslight along streets laid down long before the grid. Life here runs on short distances: the harbour, the Common, the theatre district and the river all within a walk of one another.

Estimated Monthly Payment+

$107K/mo

Approximate · principal & interest only

Down payment · 25%Interest rate · 6.75%Term · 30 years

Display Currency

$21.95M

Indicative conversion — settlement always in USD.

Private Showing

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Listing courtesy of Compass · MLSPIN

MLS Property Information Network.The property listing data and information 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 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.

Listings updated Sep 14, 2026

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