771 Harrison Ave. PH12, Boston, MA 02118

• 3 beds |
• 4 baths |
• 2,361 sqft

Property Description

Stunning 3+ bed / 3.5 bath Penthouse at The Cosmopolitan in the South End. Completed in 2021, boutique luxury building offers 63 loft-style residences w/ concierge, fitness center, residents lounge, bike storage & a tranquil courtyard. This enormous triplex has over 2,300 sq/ft of living space & 1 garage parking. Top floor features open living & dining area w/ vaulted ceilings & wall of sliders leading to private terrace w/ sweeping Boston views. Upgraded kitchen package w/ Thermador appliances, gas cooking & quartz counters. Oversized primary suite w/ walk-in closet & en-suite bath w/ double vanity, soaking tub & glass shower. Adjacent bedroom w/ en-suite bath. Plenty of additional room for home office, gym or media room w/ built-in wet bar. In-unit laundry & 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, iconic façade & courtyard w/ magnolia trees. Ideally located across from the BU Medical Campus & steps to parks, restaurants & shops.1 YEAR OF PAID CONDO FEES WITH SIGNED P&S BY 8/31!

Listing Status:

Active

Date Added:

July 28, 2026

Data Last Updated:

July 29, 2026 at 4:08PM

Listing Office:

Gibson Sotheby's International Realty : 617-375-6900

Listing Agent:

Dave Costello & Scott Accorsini Team : 617-905-7996

MLS ID:

73555758

Interior

• Appliances: RangeDishwasherDisposalMicrowaveRefrigeratorWasherDryer
• Laundry: In Unit
• Basement: N
• A/C: Central Air
• Heating: Forced Air
• Fireplace: Fireplaces: 0
• Eco/Green Feature: Thermostat

Exterior

• General: Deck
• Parking: DeededParking spaces: 1

Construction

• Windows: Insulated Windows
• General: 3

Location

• HOA Amenities: Hot WaterElevator(s)Fitness CenterClubroomStorageHeatGasWaterSewerInsuranceSecurityMaintenance StructureMaintenance GroundsSnow RemovalReserve Funds2267.0Monthly
• Originating MLS: MLS Property Information Network
• County: Suffolk

Lot

• Zoning: RES5201430

Utilities

• Water: Public
• Sewer: Public Sewer

Financial

• Source: MLS Property Information Network