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21 Branch Street, Boston MA 02108

Boston, MA 02108 • Beacon Hill
$3,495,000
Est. $21,038/month
2
Beds
2
Baths
1,832
Sq Ft
$1,908
Price/Sq Ft
0.02
Acres
1899
Year Built
9 hours 31 minutes
Time on Market
Active Listed May 12, 2026 • MLS# 73514647 Copied!

About this home

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!

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Property Overview

Property Type
Single Family Residence
Listing Type
For Sale
Year Built
1899
Bedrooms
2
Full Bathrooms
2
Living Area
1,832 sq ft
Total Rooms
6

Facts & Features

1 Car Garage
Central AC

Home Facts

Type Residential
Style Single Family Residence
Year Built 1899
Living Area 1,832 sq ft
Lot Size 0.02 acres
Bedrooms 2
Full Baths 2
Total Rooms 6

Interior

Heating Forced Air, Electric Baseboard
Cooling Central Air, Ductless
Flooring Wood
Appliances Range, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Fireplace None
Fireplaces 3
Basement None
Laundry None
Features None

Exterior

Construction Brick, See Remarks
Architecture Carriage House, Other (see Remarks)
Roof Rubber, Other
Features Balcony / Deck, Deck - Roof
Pool None
Spa None
Fencing None
Patio/Porch Deck - Roof

Parking

Garage Spaces 1
Has Garage Yes
Features Attached
Total Spaces 1

Utilities

Electric None
Water Public
Sewer Public Sewer
Gas None
Other For Gas Range

Financial

Annual Tax $37,985
Assessed Value $3,034,000

Interior Features

Flooring: Wood
Appliances: Range, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Interior Features:
Windows:
Basement:
Laundry:
Security:

Construction & Materials

Style: Carriage House, Other (See Remarks)
Year Built: 1899
Structure Type:
Exterior Materials: Brick, See Remarks
Roof: Rubber, Other
Foundation: Other

Heating, Cooling & Utilities

Heating: Forced Air, Electric Baseboard
Heating Zones: 2
Cooling: Central Air, Ductless
Cooling Zones: 2
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

Exterior Features: Balcony / Deck, Deck - Roof
Patio & Porch: Deck - Roof
Fencing:
Other Structures:
Lot Features: Gentle Sloping, Other
Road Surface:

Parking & Garage

Garage Spaces: 1
Garage Type: Attached
Total Parking Spaces: 1
Parking Features: Attached

Special Features

Fireplaces: 3
Fireplace Type:
Community Amenities: Public Transportation, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Bike Path, Highway Access, T-Station, Other

Location

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Neighborhood

Beacon Hill

21 Branch Street, Boston MA 02108

Boston, MA 02108

Walkability

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Nearby Schools

School information not available for this location.

Monthly Payment Calculator

Monthly Payment
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Principal, interest, taxes & insurance
Loan Amount
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After down payment
Total Interest
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Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $3,165
Homeowners Insurance $200
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
Total principal paid $0
Total interest paid $0

Rate Impact

-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo

Payment Over Time

Interest
Principal
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Property History

Market Insights

31.5%
Price Range
3
Previous Sales

Property Timeline

🏠
Listed for Sale
May 12, 2026
$3,495,000
Original listing
Agent: Rebecca Davis Tulman and Leslie Singleton Adam Office: Gibson Sotheby's International Realty
Previous Transaction - MLS #73395764
Full transaction history available when tracking began
🏷️
Previously Sold
Oct 6, 2025
$3,000,000
MLS #73395764
Previous Transaction - MLS #73113834
Full transaction history available when tracking began
🏷️
Previously Sold
Jun 30, 2023
$3,225,000
MLS #73113834
Previous Transaction - MLS #72479955
Full transaction history available when tracking began
🏷️
Previously Sold
Jun 26, 2019
$2,395,000
MLS #72479955

Price & Status History

Date Event Price Change
May 12, 2026 New Listing Added $3,495,000
Oct 6, 2025 Sold $3,000,000
Jun 30, 2023 Sold $3,225,000
Jun 26, 2019 Sold $2,395,000

Market Statistics

Time on Market
9 hours 31 minutes
Price per Sq Ft
$1,908

Tax History

Year Taxes Assessment
2026 $37,985 $3,034,000

Financial Details

Annual Property Tax
$37,985
Tax Year 2026
Assessed Value
$3,034,000

Listing Information

Listing Agent Rebecca Davis Tulman and Leslie Singleton Adam
Listing Office Gibson Sotheby's International Realty
Agent MLS ID TM348767
Office MLS ID AN7429
Listing Data Updated May 12, 2026 3:05 AM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

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