Active
771 Harrison Ave. #PH12
Boston, MA 02118
Residential · Active · MLS #73555758
Listing Courtesy of Gibson Sotheby's International Realty | Dave Costello & Scott Accorsini Team
MLS PIN data
About this home
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 10/31!
Property information
Details at a glance
Interior
- Rooms
- 8
- Heating
- Forced Air
- Cooling
- Central Air
Building
- Style
- Condominium
- Year built
- 1858
- Garage
- 1
- Parking
- 1
Land & utilities
- Water
- Public
- Sewer
- Public Sewer
- Zoning
- RES
Financial
- Annual taxes
- $15,894
- Assessment year
- 2027
- HOA fee
- 2267
Listing history
Price and status timeline
No additional public listing history was supplied for this property.
Property value estimate
An informed starting point
Automated estimates are not appraisals or guarantees of market value.
Comparable sales
Recent properties for context
Recent comparable sales are not available for this property.
Photo insights
Condition signals
Generated from listing photography; not a substitute for an inspection.
Local market context
How this home compares in South End
Active neighborhood listing statistics from MLS PIN as of September 7, 2026. Asking prices are not completed-sale values.
Keep exploring
Similar homes nearby
Same city and within 25% of the asking price, matched by property type and bedroom count when available and ranked by size and price.
Bean Group guidance
Useful next steps
Request property information
Select a document or report and Bean Group will help track it down.
Availability varies by property and source. Documents are requested from the appropriate source and may not be immediately available.
Considering this property?
Decide whether it deserves a closer look.
A local Bean Group agent can help you compare nearby inventory, understand the listing details, and identify the questions worth answering before you visit.
Common questions
About 771 Harrison Ave. #PH12
Can I schedule a private showing?
Yes. Request a tour of 771 Harrison Ave. #PH12 and a Bean Group agent will help coordinate an available time with the listing side.
Can you help me evaluate this property?
Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.
Are property documents available?
Availability varies by property and source. Request the documents you need and we will help obtain what is available.