128 Commonwealth Avenue, Back BayBoston, MA 02116MLS Number 73577894

  • Price: $34,990,000
  • Est. Mortgage of $/month
  • 1 Day on Market
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Federal 30-year interest rate: 6.76% last updated on Sep 10, 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.
  • 5Bedrooms
  • 0.07Acreage
  • 9Bathrooms
  • 1882Year Built
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128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116128 Commonwealth Avenue Boston MA 02116
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Cape Coastal Sotheby's International Realty

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Cape Coastal Sotheby's International Realty
Office: 508-477-6688
540 Falmouth Road (Mashpee Rotary)
Mashpee, MA 02649
A rare Back Bay masterpiece, this extraordinary Parisian-inspired Beaux Arts single-family residence on Commonwealth Avenue commands one of Boston’s most prestigious addresses with timeless grandeur and unrivaled scale. One of the famed “Commonwealth Avenue Sisters,” the home features a magnificent limestone faade, richly detailed interiors, ornate moldings, and dramatic entertaining spaces throughout, making it an unmatched jewel of the Back Bay neighborhood. Grand formal living and dining rooms, a stunning gourmet kitchen, and a sensational family room with Juliet balcony overlooking the Commonwealth Avenue Mall create an exceptional setting for both refined entertaining and everyday living. Complete with commercial elevator access to every floor, multiple private decks, 5+ bedrooms, 6 full and 3 half baths, and 2 heated garage and 4 heated outdoor parking, this is a singular opportunity to own one of Back Bay’s most iconic single-family residences.

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Basic Information

  • Bedrooms5
  • Mls StatusNew
  • Bathroom9
  • Lot Features Other
  • Parcel Number W:05 P:01350 S:000,4758922

Location

  • NeighborhoodBack Bay
  • SubdivisionBack Bay
  • Address128 Commonwealth Avenue
  • Building Number128
  • CountySuffolk
  • StateMA
  • StreetCommonwealth Avenue
  • TownBoston
  • Zip02116

Utilities

  • Cooling Central Air
  • Cooling YN Yes
  • Heat SystemYes
  • Heating Forced Air
  • Sewer Public Sewer
  • Water Source Public

Amenities

  • Amenities
    • Highway Access
    • House of Worship
    • Medical Facility
    • Park
    • Private School
    • Public School
    • Public Transportation
    • Shopping
    • T-Station
    • Tennis Court(s)
    • University
    • Walk/Jog Trails

Tax Information

  • Tax Assessed Value $13,206,200
  • Tax Year 2026
  • Taxes$163,756

Rooms

  • Bathrooms Total Decimal 7.5
  • Full Bath6
  • Half Baths3

Building

  • Attached Garage YN Yes
  • BasementFull
  • Building Area Units Square Feet
  • FireplaceYes
  • Fireplaces Total 7
  • FoundationOther
  • Garage Spaces2
  • Patio And Porch Features Deck, Deck - Roof
  • Property StyleOther (See Remarks)
  • Rooms16
  • Year Built1882
  • Year Built Details Approximate, Renovated Since
  • Year Built Source Public Records

Legal

  • Zoning101

Other

  • Date Listed09/16/2026
  • Farm Land Area Units Square Feet
  • View Count1

Parking

  • Parking Spaces6
  • Covered Spaces 2
  • Garage YN Yes
  • Parking Features Attached, Heated Garage, Off Street

Basic Information

  • List Price$34,990,000
  • MLSPIN 73577894
  • Modification Date09/16/2026
  • Property SubTypeSingle Family Residence

Property

  • Acreage0.07

Interior

  • Interior Features Wet Bar, Elevator

Exterior

  • Exterior Features Deck, Deck - Roof, Balcony, Professional Landscaping

Property Information

  • Square Feet10,689
  • Building Area Source Measured
  • Living Area 10,689
  • Lot Size Square Feet 3,237
  • Lot Size Units Acres
  • Property Attached YN Yes

Driving Directions

Listed by Tracy Campion of Campion & Company Fine Homes Real Estate

Back Bay Boston, MA Demographics

There is no data available

Back Bay Boston, MA Real Estate Market Data

There is no data available

Back Bay Boston, MA Schools

School NameDistanceTypeGrades

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. (MLSPIN) from third party sources, including sellers, lessors and public records, and were compiled by MLSPIN. 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 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. MLSPIN 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.

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