New
$1,695,000
2 bd · 2 ba · 1,038 sqft · 1,038 sqft lot
21 Walnut Unit Maisonette, Boston, MA 02108
Single family · Built 1875 · $1,633/sqft ·
$10,023/mo est. payment
Flood factor 1/10
About this home
Just off iconic Chestnut Street, this exceptional Beacon Hill maisonette offers the rare combination of a private entrance, 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 Esplanade and all the shops and restaurants along Charles St.
Facts and features
Bedrooms
- Bedrooms: 2
- Primary Bedroom Dimensions: 14' x 11'
- Bedroom 2 Dimensions: 9' x 13'
- Primary Bedroom Sqft: 154
- Bedroom 2 Sqft: 117
- Primary Bedroom Level: Second
- Bedroom 2 Level: Second
- Primary Bedroom Features: Skylight,Closet,Flooring - Hardwood
Other Rooms
- Total Rooms: 5
- Living Room Dimensions: 12' x 18'
- Living Room Sqft: 216
- Living Room Level: First
- Living Room Features: Flooring - Hardwood, French Doors, Exterior Access
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
- Bathroom 1 Dimensions: 9' x 6'
- Bathroom 2 Dimensions: 6' x 5'
- Bathroom 1 Sqft: 54
- Bathroom 2 Sqft: 30
- Bathroom 1 Level: Second
- Bathroom 2 Level: Second
Interior Features
- Closet
- Entrance foyer
- Door Features: French Doors
- Flooring: Flooring - Stone/Ceramic Tile
Heating and Cooling
- Cooling Features: Heat Pump
- Fireplace Features: Living Room
- Heating Features: Baseboard
- Heating: Yes
- Number of Fireplaces: 1
Kitchen and Dining
- Dining Room Dimensions: 11' x 14'
- Dining Room Level: First
- Dining Room Sqft: 154
- Kitchen Dimensions: 11' x 15'
- Kitchen Features: Flooring - Stone/Ceramic Tile
- Kitchen Level: First
- Kitchen Sqft: 165
Land Info
- Lot Description: Corner Lot
- Lot Size Acres: 0.0238292
- Lot Size Square Feet: 1038
Homeowners Association
- Association: No
- Calculated Total Monthly Association Fees: 0
Schools
Park Street School
elementary · K-6 · 0.3 mi
Boston Adult Academy
high · 11-12 · 0.6 mi
- 3
Quincy Upper School
middle · 6-12 · 0.7 mi
- 8
Josiah Quincy Elementary School
elementary · K-5 · 0.7 mi
Advent School
elementary · K-6 · 0.3 mi
Park Street School
elementary · K-6 · 0.3 mi
Price history
- Oct 16, 2026 · Listed$1,695,000
Where it is
Listed by Rebecca Davis Tulman And Leslie Singleton Adam · Gibson Sotheby's International Realty · MLSPIN
