Historic Commonwealth Avenue Penthouse opportunity with private roof deck and one deeded parking space in rear of building. This duplex home that overlooks the Commonwealth Mall is located in a Romanesque style brownstone which has two bedrooms, two full spa like marble bathrooms, and an elegant front facing living and dining room with original detail fireplace, bay windows, and French doors to the kitchen with appliances by Sub Zero, Bosch and Thermador. The loft-like master bedroom with skylight encompasses the upper level and connects to a separate sitting area, large walk-in closet and full bath with stackable laundry. Modern amenities include recessed lighting, a wet bar, gas lines installed throughout the building, central A/C with newer compressor, and updated elegant common spaces all in a professionally managed association. A full staircase leading to roof deck offers wonderful views of tree-lined Commonwealth Avenue and the Back Bay skyline.

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Basic Information

Bedrooms2
Mls StatusNew
Bathroom2
Parcel Number 3359124
Unit Number7

Tax Information

Tax Assessed Value $1,397,300
Tax Year 2025
Taxes$16,180

Parking

Parking Spaces1

Rooms

Bathrooms Total Decimal 2
Full Bath2

Basic Information

List Price$1,800,000
MLS Number73574122
Modification Date09/09/2026
Property SubTypeCondominium

Location

NeighborhoodBack Bay
SubdivisionBack Bay
Address178 Commonwealth
Building Number178
CountySuffolk
StateMA
StreetCommonwealth
TownBoston
Zip02116

Building

BasementN
Building Area Units Square Feet
Common Walls No One Above
Construction Materials Brick
Entry Level 4
FireplaceYes
Fireplaces Total 1
Rooms5
Stories2
Year Built1884
Year Built Details Actual
Year Built Source Owner

Interior

Flooring Wood

Exterior

RoofRubber

Utilities

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

Property Information

Square Feet1,238
Building Area Source Public Records
Living Area 1,238
Lot Size Units Acres
Structure Type Brownstone

Amenities

Amenities
- House of Worship
- Park
- Public School
- Public Transportation
- Shopping
- T-Station
- University
- Walk/Jog Trails
Appliances IncludedRange, Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
Association Amenities Hot Water
Other AmenitiesFireplace

Other

Association Fee $736
Association Fee Frequency Monthly
Association Fee Includes Heat, Insurance, Maintenance Structure, Maintenance Grounds, Snow Removal
Date Listed09/09/2026
Farm Land Area Units Square Feet
View Count1

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Newton, MA

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Newton, MA