128 Commonwealth Avenue, Boston MA 02116
Boston, MA 02116 • Back Bay
$34,990,000
Est. $190,775/month
Estimate assumptions
20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.
Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.
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About this home
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 façade, 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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Recently Sold Nearby
Property History
Property Timeline
Listed for Sale
Sep 16, 2026
$34,990,000
Original listing
Agent: Tracy Campion
Office: Campion & Company Fine Homes Real Estate
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 09/16/2026 | 🏠 Listed for Sale | $34,990,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $163,757 | $13,206,200 |
Financial Details
Annual Property Tax
$163,757
Tax Year 2026
Assessed Value
$13,206,200
Facts & Features
2 Car Garage
Central AC
Home Facts
Type
Residential
Style
Single Family Residence
Year Built
1882
Living Area
10,689 sq ft
Lot Size
0.07 acres
Bedrooms
5
Full Baths
6
Half Baths
3
Total Rooms
16
Interior
Heating
Forced Air
Cooling
Central Air
Flooring
None
Appliances
None
Fireplace
None
Fireplaces
7
Basement
Full
Laundry
None
Features
Wet Bar, Elevator
Exterior
Construction
None
Architecture
Other (see Remarks)
Roof
None
Features
Deck, Deck - Roof, Balcony, Professional Landscaping
Pool
None
Spa
None
Fencing
None
Patio/Porch
Deck, Deck - Roof
Parking
Garage Spaces
2
Has Garage
Yes
Features
Attached, Heated Garage, Off Street
Total Spaces
6
Utilities
Electric
None
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$163,757
Assessed Value
$13,206,200
HOA & Community
Fee Includes
None
Amenities
None
Optional Fee Includes
None
MA Disclosures
Lead Paint
Unknown
Seller Disclosures
None
Additional Details
Possession
None
Accepted Financing
None
Structure Type
[]
Sq Ft Source
Measured
Documents
None
County
Suffolk
Property Overview
Property Type
Single Family Residence
Listing Type
For Sale
Year Built
1882
Bedrooms
5
Full Bathrooms
6
Half Bathrooms
3
Living Area
10,689 sq ft
Total Rooms
16
Floor Layout
Interactive room guide
Floor Layout
Finished Area
10,689 sq ft above grade
FeaturesYes
Display Options
Outdoor Areas
Patio & porchDeck, Deck - Roof
Room Markers
OOffice (1)
KKitchen (1)
BRBedroom (5)
BABathroom (4)
DDining (1)
LLiving (2)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
Interior Features
Flooring:
Appliances:
Interior Features:
Wet Bar, Elevator
Windows:
Basement:
Full
Laundry:
Security:
Construction & Materials
Style:
Other (See Remarks)
Year Built:
1882
Structure Type:
Exterior Materials:
Roof:
Foundation:
Other
Heating, Cooling & Utilities
Heating:
Forced Air
Cooling:
Central Air
Hot Water:
Water Source:
Public
Sewer:
Public Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Deck, Deck - Roof, Balcony, Professional Landscaping
Patio & Porch:
Deck, Deck - Roof
Fencing:
Other Structures:
Lot Features:
Other
Road Surface:
Parking & Garage
Garage Spaces:
2
Garage Type:
Attached
Total Parking Spaces:
6
Parking Features:
Attached, Heated Garage, Off Street
Special Features
Fireplaces:
7
Fireplace Type:
Community Amenities:
Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Highway Access, House of Worship, Private School, Public School, T-Station, University
Nearby Schools
School information not available for this location.
Monthly Payment Calculator
Monthly Payment
$0
Principal, interest, taxes & insurance
Loan Amount
$0
After down payment
Total Interest
$0
Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%
Monthly Payment Breakdown
Principal & Interest
$0
Property Tax
$13,646
Homeowners Insurance
$200
PMI (if <20% down)
$0
Loan Summary
Total of 360 payments
$0
Total principal paid
$0
Total interest paid
$0
Rate Impact
-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo
Payment Over Time
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.
Location
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Neighborhood
Back Bay
128 Commonwealth Avenue, Boston MA 02116
Boston, MA 02116
Listing Information
Listing Agent
Tracy Campion
Listing Office
Campion & Company Fine Homes Real Estate
Office Phone
617-236-0711
Agent MLS ID
BB904054
Office MLS ID
BB5984
Listing Data Updated
Sep 16, 2026 9:44 AM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.
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