Newer construction at The Cosmopolitan in the South End. Completed in 2021, this boutique luxury building offers 63 loft-style residences w/ concierge, fitness center, residents lounge, bike storage & a tranquil courtyard. THA is a 2 bed, 2.5 bath duplex w/ nearly 2,000 sq/ft overlooking the courtyard. The main level features an expansive open-concept living & dining area w/ soaring ceilings & oversized windows. Skylit kitchen offers Bosch appliances & quartz counters. Bedroom level w/ primary suite w/ walk-in closet & en-suite bath w/ soaking tub & shower. 2nd bed has walk-in closet & en-suite bath w/ floating vanity. In-unit laundry & central AC. Originally built in 1858 as the first site of Boston College, the building was converted to 63 luxury condos in 2021 while preserving historic details including stained glass windows, stone arches, the iconic façade & courtyard w/ magnolia trees. Ideally located across from the BU Medical Campus and steps to parks, restaurants & shops.
Listed by Dave Costello & Scott Accorsini Team
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Gibson Sotheby's International Realty
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617-905-7996
Last updated April 30, 2026
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Source: MLSPin #73507626
Listing Facts
TypeCondo
NeighborhoodHarrison Lenox
Bedrooms2
Bathrooms3
Days on Prevu5
HOA/Maint. Fees$1,396/month
Taxes$13,923/year
Size1,972 sqft
Price per sqft$685
Amenities
Dishwasher
Washer/Dryer
Pets Allowed
Air Conditioning
Parking
Fitness Center
Location
Mortgage Calculator
Listing History
04/26/2026
Listed by Gibson Sotheby's International Realty
$1,350,000
Property Details for 771 Harrison Ave. THA
Association
Amenities
Association Amenities: Hot Water, Elevator(s), Fitness Center, Clubroom
Community Features: Public Transportation, Medical Facility, Highway Access, University
How many bedrooms and bathrooms does this condo have?
There are 2 bedrooms and 3 bathrooms in this condo at 771 Harrison Ave. THA.
Are pets allowed at 771 Harrison Ave.?
Yes, 771 Harrison Ave. allows pets. Check the Property Details for any relevant restrictions.
What are the annual taxes for 771 Harrison Ave. THA?
Annual taxes for this condo are estimated at $13,923.
How does 771 Harrison Ave. THA compare to other condos in Harrison Lenox?
This condo is listed 12% below the average price for condos in Harrison Lenox and has been on the market for 19 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 The Cosmopolitan building.
What is the square footage on this condo?
According to the MLS, this listing is 1,972 sqft.
771 Harrison Ave. THA is a 2-bedroom, 3-bath condo for sale in Boston MA 02118. Available on Prevu for 5 days at $1,350,000. This residence features 1,972 square feet of living space, located in Harrison Lenox. The median listing price for condos in this area is $1,404,500. Property amenities include dishwasher, pets allowed, air conditioning, fitness center, parking, and washer/dryer. View other condo listings in Boston.
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