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$3,495,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 2 Beds
  • 2 Full Baths
  • 1,832 Sq. Ft.
  • 0.02 Acres
  • 1 Car Garage
  • Updated 1 day ago

Next open house:

Open House: 11:00 AM - 12:30 PM

Saturday 5/16 11:00 AM - 12:30 PM

21 Branch Street,Boston, MA 02108

21 Branch StreetBostonMA02108

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Join us at 21 Branch Street on:

  • Open House: 1:00 PM - 2:30 PM

    Sunday 5/17 1:00 PM - 2:30 PM

    21 Branch Street,Boston, MA 02108
    21 Branch StreetBostonMA02108
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See This Home
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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!

Full Property Details for 21 Branch St

General

  • Price: $3,495,000
  • Taxes: $37,985 (2026)
  • Status: Active
  • Type: Single Family
  • MLS ID: 73514647
  • Updated: 5/12/2026
  • Added to Site: 1 day(s) ago

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2

Bedrooms

  • Total Bedrooms: 2
  • Primary Bedroom: 13.00 x 16.00, Third
  • Bedroom 2: 15.00 x 14.00, First

Other Rooms

  • Living Room: 12.00 x 13.00, Second
  • Family Room: 18.00 x 12.00, Second
  • Kitchen: 9.00 x 14.00, Second
  • Dining Room: 14.00 x 9.00, Second

Parking

  • Garage: Yes
  • Garage Spaces: 1
  • Parking Features: Attached

Location

  • County: Suffolk

Structural Information

  • Architectural Style: Carriage House, Other (See Remarks)
  • Square Feet: 1,832
  • Year Built: 1899

Lot Features

  • Lot Size (Acres): 0.02

Financial Considerations

  • Tax Amount: $37,985.42
  • Tax Year: 2026

Disclosures and Reports

  • Property ID: 3356343

Listed by Gibson Sotheby's International Realty, Rebecca Davis Tulman and Leslie Singleton Adam

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Listing agent

— 21 Branch St —

  • Rebecca Davis Tulman and Leslie Singleton Adam

    Gibson Sotheby's International Realty

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 21 Branch St

School District:Boston School District
NameGradesDistance
Josiah Quincy Elementary School
885 Washington Street, Boston, MA 02111
PK-50.6 mi
William Mckinley
90 Warren Avenue, Boston, MA 02116
K-120.9 mi
Eliot K-8 Innovation School
16 Charter Street, Boston, MA 02113
PK-81 mi
Quincy Upper School
152 Arlington Street, Boston, MA 02116
6-120.6 mi
Carter School
270 Columbia Road, Boston, MA 02121
6-121.4 mi
Charlestown High School
240 Medford Street, Boston, MA 02129
9-121.7 mi
Boston Adult Academy
20 Church St, Boston, MA 02116
9-120.6 mi
Snowden Int'L High School
150 Newbury Street, Boston, MA 02116
9-120.7 mi
Madison Park High
75 Malcolm X Blvd, Boston, MA 02120
9-122.1 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 21 Branch St Get Price Alerts and Save Property

Date
Details
Price
Change
Source
5/12/2026
Listed
$3,495,000
16.5%
MLS
9/27/2025
Sold
$3,000,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 21 Branch St

Year
Property Taxes
Change
Tax Assessment
Change
2025
$34,117
26%
$2,946,200
19%
2024
$27,046
1%
$2,481,300
—
2023
$26,649
6%
$2,481,300
7%
2022
$25,194
4%
$2,315,600
2%
2021
$24,223
20%
$2,270,200
19%
2020
$20,214
4%
$1,914,200
4%
2019
$19,371
8%
$1,837,900
7%
2018
$18,008
4%
$1,718,300
5%
2017
$17,331
—
$1,636,500
4%
2016
$17,310
-15%
$1,573,600
-6%
2015
$20,288
1%
$1,675,300
5%
2014
$20,071
—
$1,595,500
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Listed by Gibson Sotheby's International Realty, Rebecca Davis Tulman and Leslie Singleton Adam

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21 Branch Street, Boston, MA 02108 (MLS# 73514647) is a Single Family property with 2 bedrooms and 2 full bathrooms. 21 Branch Street is currently listed for $3,495,000 and was received on May 12, 2026. Want to learn more about 21 Branch Street? Do you have questions about finding other Single Family real estate for sale in Beacon Hill? You can browse all Beacon Hill real estate or contact a Coldwell Banker agent to request more information.

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