Positioned on Beacon Hill’s desirable South Slope, 21 Branch Street is a tastefully renovated single family carriage house featuring a rare private garage. With storybook views & beaming sunlight, this elegant home offers a charming private deck, 2 bedrooms plus an oversized den/ family room (or guest bdrm) & 2 bathrooms. The gracious entry foyer w/ marble floor sets the stage for this exceptional offering. The lovely formal living, dining & open concept kitchen offers an excellent layout & sun beams into the picturesque spaces where multiple exposures show surrounding architecture & gardens. The well-appointed kitchen features granite, notable appliances, eye catching light fixtures/hardware, and an inviting island. This floor is complemented by 2 fireplaces and 8 windows. The primary suite is the entire top floor w/ more incredible sunlight, a luxurious closet and bath & a front facing deck. Fabulous suite-like 2nd bed & bath w/fireplace offer complete privacy. Truly exceptional!
Property Details
Price:
$3,495,000
MLS #:
73514647
Status:
Active
Beds:
2
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
beaconhill
Listed Date:
May 12, 2026
Finished Sq Ft:
1,832
Total Sq Ft:
1,832
Lot Size:
797 sqft / 0.02 acres (approx)
Year Built:
1899
See this Listing
Schools
Interior
Above Grade Finished Area
1832
Appliances
Range, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Bathrooms
2 Full Bathrooms
Cooling
Central Air, Ductless
Fireplaces Total
3
Flooring
Wood
Heating
Forced Air, Electric Baseboard
Exterior
Architectural Style
Carriage House, Other (See Remarks)
Attached Garage YN
1
Community Features
Public Transportation, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Bike Path, Highway Access, T-Station, Other
Construction Materials
Brick, See Remarks
Covered Spaces
1
Exterior Features
Balcony / Deck, Deck – Roof
Garage Spaces
1
Lot Features
Gentle Sloping, Other
Parking Features
Attached
Parking Spots
1
Parking Total
1
Patio And Porch Features
Deck – Roof
Roof
Rubber, Other
Financial
Tax Year
2026
Taxes
$37,985
Map
Community
- Address21 Branch Street Boston MA
- CityBoston
- CountySuffolk
- Zip Code02108
Subdivisions in Boston
- Adams Village
- Ashmont Hill
- Ashmont Hill / Carruth Area
- Back Bay
- Bay Village
- Beacon Hill
- Bellevue Hill
- Boston
- Brighton-Oak Square
- Charlestown
- Chestnut Hill
- Chestnut Hill /Brookline line
- Chestnut Hill Park Condominium
- Clam Point Neighborhood
- Eight Streets Neighborhood
- Ellis South End Neighborhood
- Fairmount Hill
- Fields Corner
- Gas Light District
- Golf Course Neighborhood
- Harbor View
- Harborview
- Highland
- Hyde Park
- Jamaica Plain
- Lower Mills
- Melville Park
- Metropolitan Heights Area
- Metropolitan Hill
- Mission Hill – Longwood Medical
- Oak Square
- Parkway neighborhood
- Roslindale
- Roslindale – WC Bates
- roslindale village
- Roxbury’s Moreland Street Historic District
- Savin Hill: Minutes to Carson Beach/UMass Boston T-Stop
- South Boston
- Suffolk County
- Sumner Hill
- Thomas Park
- Woodbourne
Market Summary
Current real estate data for Single Family in Boston as of May 13, 2026
396
Single Family Listed
127
Avg DOM
722
Avg $ / SqFt
$2,038,930
Avg List Price
Property Summary
- 21 Branch Street Boston MA is a Single Family for sale in Boston, MA, 02108. It is listed for $3,495,000 and features 2 beds, 2 baths, and has approximately 1,832 square feet of living space, and was originally constructed in 1899. The current price per square foot is $1,908. The average price per square foot for Single Family listings in Boston is $722. The average listing price for Single Family in Boston is $2,038,930. To schedule a showing of MLS#73514647 at 21 Branch Street in Boston, MA, contact your Cornerstone Real Estate agent at 617-238-7400.
Similar Listings Nearby
Courtesy of Gibson Sotheby’s International Realty. The property listing data and information set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information 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. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information set forth herein.
21 Branch Street
Boston, MA