Exceptional 35' wide Penthouse overlooking tree lined Commonwealth Ave. Set atop of the Clark Weld House built in 1896 and gut renovated in 2010, this spacious triplex stuns as you step off of your direct elevator access into your double wide living room flanked by 2 custom marble fireplaces & 10' ceilings. On this level, there is a beautiful Chef's Kitchen w/ 2 dishwashers, Dining Room, Mahogany fireplaced Study & Butler's Pantry. On the second level, relax by the fireplace in the huge primary suite w/ a spa like bathroom en suite and 2 walk in closets.Three more bedrooms, full bath & laundry finish out this level. The top floor boasts a custom solarium w/ fridge, dishwasher, 1/2 bath & indoor/outdoor fireplace w/ french doors out to a 930sf wrap around roof deck w/ outdoor kitchen & bar. This developer's unit spared no expense during the renovations including marble baths w/ radiant heat, 5 fireplaces, private locked storage, Creston system, pre-wired speakers & two garage spaces.
Listed by Lisa Merriman Barth
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Barth Real Estate
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617-304-1082
Last updated April 16, 2026
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Source: MLSPin #73491112
Listing Facts
TypeCondo
NeighborhoodBack Bay West
Bedrooms4
Bathrooms4
Days on Prevu37
HOA/Maint. Fees$3,693/month
Taxes$102,322/year
Size4,122 sqft
Price per sqft$2,232
Amenities
Dishwasher
Private Outdoor Space
Washer/Dryer
Pets Allowed
Air Conditioning
Elevator
Parking
Location
Mortgage Calculator
Listing History
03/24/2026
Listed by Barth Real Estate
$9,200,000
Property Details for 304 Commonwealth Ave PH
Association
Amenities
Association Amenities: Elevator(s)
Community Features: Public Transportation, Shopping, Park, Walk/Jog Trails, Medical Facility, Bike Path, Highway Access, House Of Worship, Private School, T-Station, University
Exclusions: Chandeliers In Living Room, Dining Room, In Entrance From Elevator And In Bedrooms.
Parking
Parking
Attached Garage: Yes
Covered Spaces: 2
Garage Spaces: 2
Garage: Yes
Parking Features: Attached, Under, Garage Door Opener, Assigned, Deeded
Parking Total: 2
Utilities
Equipment
Cooling: Central Air
Has Cooling: Yes
Heating: Central, Hydro Air, Fireplace
Has Heating: Yes
Laundry Features: Sink, Second Floor, In Unit
Other Equipment: Intercom
Sewer: Public Sewer
Utilities: For Gas Range
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this condo have?
There are 4 bedrooms and 4 bathrooms in this condo at 304 Commonwealth Ave PH.
Does this condo have parking?
Yes, there are 2 parking spaces available for 304 Commonwealth Ave PH.
Are pets allowed at 304 Commonwealth Ave?
Yes, 304 Commonwealth Ave allows pets. Check the Property Details for any relevant restrictions.
What are the annual taxes for 304 Commonwealth Ave PH?
Annual taxes for this condo are estimated at $102,322.
How does 304 Commonwealth Ave PH compare to other condos in Back Bay West?
This condo is listed 350% above the average price for condos in Back Bay West and has been on the market for 41 less days than the typical home in this area.
What building or home owners association is the condo part of?
This condo is in the Clark Weld House building.
What is the square footage on this condo?
According to the MLS, this listing is 4,122 sqft.
304 Commonwealth Ave PH is a 4-bedroom, 4-bath condo for sale in Boston MA 02115. Listed on Prevu for 37 days at $9,200,000. This home features 4,122 square feet of living space, located in Back Bay West. The median listing price for condos in this area is $1,487,500. Additional amenities include private outdoor space, dishwasher, pets allowed, elevator, air conditioning, parking, and washer/dryer. Explore more condo listings in Boston.
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