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, new 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 StatusActive
Bathroom2
Parcel Number 3359119
Unit Number7

Tax Information

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

Parking

Parking Spaces1
Parking Features Off Street

Rooms

Bathrooms Total Decimal 2
Full Bath2

Basic Information

List Price$1,800,000
MLS Number73474802
Modification Date02/09/2026
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, Stone
Entry Level 4
FireplaceYes
Fireplaces Total 1
Patio And Porch Features Deck - Roof
Rooms5
Stories2
Utilities For Gas Range, For Gas Oven
Year Built1884
Year Built Details Actual
Year Built Source Public Records

Interior

Flooring Wood

Exterior

Exterior Features Deck - Roof
RoofRubber

Utilities

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

Property Information

Square Feet1,239
Building Area Source Master Deed
Living Area 1,239
Lot Size Units Acres
Structure Type Brownstone

Amenities

AmenitiesPublic Transportation, Shopping, Park, T-Station, University
Appliances IncludedRange, Oven, Dishwasher, Disposal, Refrigerator, Washer, Dryer
Association Amenities Hot Water
Other AmenitiesFireplace
PetsYes

Other

Association Fee $700
Association Fee Frequency Monthly
Association Fee Includes Heat, Sewer, Insurance, Snow Removal
Date Listed02/05/2026
Farm Land Area Units Square Feet
View Count4

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Newton, MA

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More Info

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Parking

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Exterior

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Newton, MA