The Quinn

380 Harrison Avenue, Unit 12J, South EndBoston, MA 02118MLS Number 73527349

  • Price: $7,395,000
  • Est. Mortgage of $/month
  • 79 Days on Market
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Federal 30-year interest rate: 6.67% last updated on Aug 13, 2026
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380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118380 Harrison Avenue Boston MA 02118
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  • 4Bedrooms
  • 5Bathrooms
  • 2022Year Built
  • 2,704Square Feet

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There are homes that define luxury, and then there are homes that redefine an entire market. Residence 12J at The Quinn is among Boston's most extraordinary offerings-an architectural statement where iconic design, exceptional scale, and one of the city's most coveted private outdoor sanctuaries converge to create a lifestyle rarely found and virtually impossible to replicate. Designed by internationally acclaimed Robert A.M. Stern Architects (RAMSA) with interiors by Hark+Osborne Interior Design, this remarkable corner residence encompasses 4,240 total square feet of refined indoor and outdoor living. Floor-to-ceiling walls of glass frame sweeping views of the South End, Back Bay skyline, and downtown Boston while filling every room with natural light. The defining feature is an extraordinary 1,536-square-foot private terrace that rivals the outdoor living experience of the world's finest penthouses. Multiple lounge and dining areas, a Wolf outdoor kitchen with grill, marble fireplace, and dedicated wellness space create a private retreat equally suited for intimate mornings, elegant entertaining, and unforgettable evenings beneath the city skyline. nside, the great room flows effortlessly into a chef's kitchen centered around a striking Calacatta marble island, custom cabinetry, dual Wolf ovens, Sub-Zero refrigeration, wine storage, and premium integrated appliances. Every space has been curated to balance timeless elegance with effortless functionality. The primary suite is a private sanctuary featuring serene skyline views, Poliform wardrobes enhanced by California Closets, radiant heated marble floors, and a spa-inspired bath. Three additional en-suite bedrooms provide exceptional accommodations, while a bespoke den with custom oak built-ins and dedicated climate control serves as an executive office, library, or media retreat. Designer wall coverings, Lutron shading, Bang & Olufsen technology, custom built-ins, and carefully selected finishes reflect an uncompromising commitment to craftsmanship. Residents enjoy 24-hour concierge, an indoor pool, state-of-the-art fitness center, private library, sports lounge, children's playroom, pet spa, bicycle storage, and Kaia by James Beard Award-winning Chef Michael Schlow. Perfectly positioned in the South End, moments from acclaimed restaurants, boutique shopping, galleries, Back Bay, and Boston's cultural landmarks, Residence 12J is more than an exceptional home-it is a legacy residence.
Listed by The Boston ONE Team of Serhant

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More Info

Basic Information

  • Bedrooms4
  • Mls StatusActive
  • Bathroom5
  • Parcel Number W:03 P:06570 S:126
  • Unit Number12J

Location

  • NeighborhoodSouth End
  • SubdivisionSouth End
  • Address380 Harrison Avenue
  • Building Number380
  • CountySuffolk
  • StateMA
  • StreetHarrison Avenue
  • TownBoston
  • Zip02118

Interior

  • Flooring Tile, Hardwood

Utilities

  • Cooling Central Air, Heat Pump, Unit Control
  • Cooling YN Yes
  • Heat SystemYes
  • Heating Central, Forced Air, Heat Pump, Natural Gas, Electric
  • Sewer Public Sewer
  • Water Source Public

Amenities

  • Amenities
    • Highway Access
    • House of Worship
    • Medical Facility
    • Park
    • Public School
    • Public Transportation
    • Shopping
    • T-Station
    • Walk/Jog Trails
  • Appliances IncludedENERGY STAR Qualified Refrigerator, ENERGY STAR Qualified Dryer, ENERGY STAR Qualified Dishwasher, ENERGY STAR Qualified Washer
  • Association Amenities
    • Clubhouse
    • Clubroom
    • Elevator(s)
    • Fitness Center
    • Hot Water
    • Pool
    • Recreation Facilities
    • Sauna/Steam
  • Other AmenitiesFireplace
  • Security Features Doorman, Concierge

Tax Information

  • Tax Assessed Value $4,786,300
  • Tax Year 2025
  • Taxes$55,425

Rooms

  • Bathrooms Total Decimal 4.5
  • Bedroom 2 First
  • Bedroom 3 First
  • Bedroom 4 First
  • Dining Room First
  • Full Bath4
  • Half Baths1
  • Kitchen First
  • Living Room First
  • Master Bedroom First

Property

  • Entry Location Unit Placement(Courtyard)

Exterior

  • Exterior Features Deck, City View(s)

Property Information

  • Square Feet2,704
  • Building Area Source Public Records
  • Living Area 2,704
  • Lot Size Units Acres
  • Property Attached YN Yes
  • Structure Type High-Rise
  • View YN Yes

Other

  • Association Fee $5,977
  • Association Fee Frequency Monthly
  • Association Fee Includes
    • Gas
    • Heat
    • Insurance
    • Maintenance Grounds
    • Maintenance Structure
    • Security
    • Sewer
    • Snow Removal
    • Trash
    • Water
  • Date Listed06/01/2026
  • Farm Land Area Units Square Feet
  • View Count1

Parking

  • Parking Spaces3
  • Covered Spaces 3
  • Garage YN Yes
  • Parking Features Under, Deeded, Assigned, Off Street

Basic Information

  • List Price$7,395,000
  • MLS Number73527349
  • Modification Date08/06/2026
  • Property SubTypeCondominium
  • Virtual TourView Tour

Building

  • Attached Garage YN Yes
  • BasementY
  • Building Area Units Square Feet
  • Common Walls Corner
  • Construction Materials Frame, Brick, Stone
  • Entry Level 12
  • FireplaceYes
  • Fireplaces Total 1
  • Garage Spaces3
  • Patio And Porch Features Deck
  • Property NameThe Quinn
  • Rooms6
  • Stories1
  • Utilities For Gas Range
  • Window Features Insulated Windows
  • Year Built2022
  • Year Built Details Approximate
  • Year Built Source Public Records
Egan Realty Group
Egan Realty Group
Office: 781.447.2222
Whitman, MA 02882

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. (MLSPIN) from third party sources, including sellers, lessors and public records, and were compiled by MLSPIN. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLSPIN and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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