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771 Harrison Ave. THABoston, MA 02118

For Sale

$1,350,000

Smart Buyer Rebate $6,750

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
  • Pets Allowed: Yes w/ Restrictions

Fees

  • Association Fee: $1,396.00 Monthly
  • Association Fee Includes: Heat, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Reserve Funds

Exterior

Construction

  • Number Of Units Total: 63
  • Property Attached: Yes
  • Stories: 2
  • Stories Total: 2
  • Structure Type: Mid-Rise
  • Window Features: Insulated Windows
  • Year Built: 1858
  • Year Built Details: Approximate
  • Building Name: The Cosmopolitan
  • Entry Level: 1
  • Entry Location: Unit Placement(Courtyard)

Measurements

  • Building Area Total: 1,972
  • Building Area Units: Square Feet
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 5201413
  • Tax Annual Amount: $13,923.00
  • Tax Assessed Value: $1,202,300.00
  • Tax Year: 2026

Interior

Features

  • Appliances: Dishwasher, Disposal, Microwave, Range, Refrigerator, Washer, Dryer

Measurements

  • Living Area: 1,972
  • Living Area Source: Master Deed

Rooms

  • Basement: Y
  • Bathrooms Full: 2
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 2
  • Rooms Total: 4

Other

Environmental

  • Green Energy Efficient: Thermostat

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Forced Air
  • Has Heating: Yes
  • Laundry Features: In Unit
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

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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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.