21 Walnut #M, Boston, MA 02108
Local realty services provided by:CENTURY 21 The Real Estate Group
21 Walnut #M,Boston, MA 02108
$1,800,000
- 2 Beds
- 2 Baths
- 1,038 sq. ft.
- Condominium
- Active
Listed by: rebecca davis tulman and leslie singleton adam
Office: gibson sotheby's international realty
MLS#:73549276
Source:MLSPIN
Price summary
- Price:$1,800,000
- Price per sq. ft.:$1,734.1
- Monthly HOA dues:$1,001
About this home

Just off iconic Chestnut Street, this exceptional Beacon Hill maisonette offers the rare combination of a private entrance, lush landscaped garden, and secluded patio in the coveted South Slope. Rich in architectural detail and filled with natural light from abundant windows and skylights, this elegant duplex lives like a private townhouse. The fireplaced living room opens to the private terrace, while the beautifully updated kitchen features stone countertops, custom cabinetry, and stainless appliances. A spacious den overlooking the garden provides an ideal home office or dining area. Upstairs are two generous skylit bedrooms, including a tranquil primary suite with large closets and a marble bath with radiant heated floors. Hardwood floors, Miele washer/dryer, air conditioning, and deeded storage complete this rare offering, just moments from Boston Common, the Public Garden, the Charles River,Esplanade and all and restaurants along nearby Charles St and the Back Bay.
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Home facts
- Year built:1875
- Listing ID #:73549276
- Updated:July 26, 2026 at 11:07 AM
Rooms and interior
- Bedrooms:2
- Total bathrooms:2
- Full bathrooms:2
- Rooms Total:5
- Flooring:Flooring - Stone/Ceramic Tile
- Kitchen Description:Flooring - Stone/Ceramic Tile
- Living area:1,038 sq. ft.
Heating and cooling
- Cooling:3 Cooling Zones, Heat Pump
- Heating:Baseboard
Structure and exterior
- Year built:1875
- Building area:1,038 sq. ft.
- Lot area:0.02 Acres
- Construction Materials:Brick
- Exterior Features:Courtyard, Garden, Patio - Enclosed
Utilities
- Water:Public
- Sewer:Public Sewer
Finances and disclosures
- Price:$1,800,000
- Price per sq. ft.:$1,734.1
- Tax amount:$16,885 (2025)
Features and amenities
- Appliances:Intercom
- Laundry features:In Unit
- Amenities:Closet, Entrance Foyer
Parking
- Parking description:On Street
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