21 Beacon St, Unit 6K

$469,999
Price
Studio
Beds
265 Sq. Ft.
$1,774 / Sq. Ft.
265
Sq. Ft.
$1,774
per Sq. Ft.

Description

Rarely available under $500k in prestigious concierge building! Beautifully Renovated Beacon Hill Pied-à-Terre! Welcome home to this stylish and functional city retreat, updated with premium finishes and designer details. Step off the elevator into your bright, well-designed flat featuring Viking & Blomberg appliances, custom cabinetry, and clever space-saving details throughout. Enjoy a versatile layout that easily transitions from day to night — with custom closet systems, built-in shelving, and...Rarely available under $500k in prestigious concierge building! Beautifully Renovated Beacon Hill Pied-à-Terre! Welcome home to this stylish and functional city retreat, updated with premium finishes and designer details. Step off the elevator into your bright, well-designed flat featuring Viking & Blomberg appliances, custom cabinetry, and clever space-saving details throughout. Enjoy a versatile layout that easily transitions from day to night — with custom closet systems, built-in shelving, and flexible living zones. The spa-inspired bath and premium finishes add a touch of luxury to your everyday routine. Unwind at the end of the day on the spectacular roof deck, where you’ll take in sweeping views of Boston Common and the Charles River. Ideal as a primary residence, city escape, or investment, this turnkey unit offers the perfect blend of Beacon Hill charm and modern convenience.
  1. Listed by Ally Forbes • Forbes Real Estate, LLC

Property Details for 21 Beacon Street, Unit 6K

Town
Boston
MLS Area
Beacon Hill
Area
MA-Boston-Beacon Hill, MA-Boston
Style
Mid-Rise
Garage Spaces
0
Parking Spaces
.00
LISTING UPDATED: 12/21/2025 03:10 AM

Property Details for 21 Beacon Street, Unit 6K

StatusActive
MLS #73446196
Days on Market63
Taxes$4,469 / year
HOA Fees$291
Compass TypeCondo
MLS TypeCondominium/Co-Op / Condo
Year Built1899
CountySuffolk County

Location

Listing Courtesy of Forbes Real Estate, LLC, Ally Forbes
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Building Information for 21 Beacon Street, Unit 6K

Building/ComplexHotel BellevueFloor6Stories-Residences166Pet PolicyAllowedPet Policy DetailsPets AllowedYear Built1899

Payment Calculator

$2,986 per month

30 year fixed, 6.28% Interest

Principal and Interest

$2,322

Property Taxes

$372

HOA Dues

$291

The Payment Calculator is for illustrative purposes only.

Property Information for 21 Beacon Street, Unit 6K

General Details
Property Details
  • Association Amenities: Hot Water, Laundry, Elevator(s), Clubroom
  • Building Area Units: Square Feet
  • Living Area: 265.0
  • SqFt with Basement: No
  • Total Units: 163
  • Property Attached: Yes
  • Type of Condo: Condo
  • Waterfront: No
  • Year Built Details: Actual
  • Year Converted: 1982
  • Year Built Source: Public Records
Features
Interior Features
  • Basement Features: N
  • Num of Baths: 1.0
  • Num of Full Baths: 1
  • Num of Half Baths: 0
  • Bathrooms Total Decimal: 1.00
  • Bathrooms Total Integer: 1
  • FireplaceYN: No
  • Fireplaces: 0
  • SpaYN: No
Exterior Features
  • Exterior Features: Deck - Roof
  • Exterior Features: Deck - Roof
  • Patio And Porch Features: Deck - Roof
  • Structure Type: Mid-Rise
Parking Features
  • Covered Spaces: .00
  • Garage: No
Utilities
  • Cooling: Wall AC
  • Cooling: Yes
  • Heating: Steam
  • Heating: Yes
  • Sewer: City/Town Sewer
  • Water: Public
Property Information
Property Info
  • Farm Land Area Units: Square Feet
  • WARRANTY: No
  • Lot Size Units: Acres
Tax Information
  • Tax ID: 4720386
  • Assessments: $385,900
  • Book: 70024
  • Tax Year: 2025
  • Zoning: RES
Building / Association Information
Living Characteristics
  • Beds Total: 0
  • Total Living Levels: 1
Complex & Association Information
  • Association Fee Includes: Heat, Electricity, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Snow Removal, Reserve Funds
  • Adult Community: No
Unit Information
Unit Information
  • Unit Building: 6K
  • Unit Floor Level Integer: 6.0

Property History for 21 Beacon Street, Unit 6K

DateEvent & SourcePriceAppreciation
Oct 21, 2025

Listed (Active)

MLS PIN #73446196

$469,999—
Nov 2, 2020

Sold

MLS PIN #72713117

$369,000—
Oct 31, 2020

Sold (Public Record)

Public Record #682841458

$369,000

+4.8% / yr

Oct 9, 2020

Contingent

MLS PIN #72713117

—
Aug 20, 2020

Listed (Active)

MLS PIN #72713117

$399,900—
Aug 14, 2014

Sold

MLS PIN #71695465

$274,900—
Aug 12, 2014

Sold (Public Record)

Public Record #433651769

$274,900

+901.5% / yr

Jul 1, 2014

Under Agreement

MLS PIN #71695465

—
Jul 1, 2014

Contingent

MLS PIN #71695465

—
Jun 9, 2014

Listed (Active)

MLS PIN #71695465

$279,000—
Mar 6, 2009

Sold (Public Record)

Public Record #326787628

$1—
DateEvent & SourcePrice
10/21/2025

Listed (Active)

MLS PIN #73446196

$469,999
11/02/2020

Sold

MLS PIN #72713117

$369,000
10/31/2020

Sold (Public Record)

Public Record #682841458

$369,000

+4.8% / yr

10/09/2020

Contingent

MLS PIN #72713117

—
08/20/2020

Listed (Active)

MLS PIN #72713117

$399,900
08/14/2014

Sold

MLS PIN #71695465

$274,900
08/12/2014

Sold (Public Record)

Public Record #433651769

$274,900

+901.5% / yr

07/01/2014

Under Agreement

MLS PIN #71695465

—
07/01/2014

Contingent

MLS PIN #71695465

—
06/09/2014

Listed (Active)

MLS PIN #71695465

$279,000
03/06/2009

Sold (Public Record)

Public Record #326787628

$1

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 21 Beacon Street, Unit 6K

Taxable ValueLand-Additions$385,900Total-
Tax Record2025$4,469 ($372 / month)
Home Facts
Beds1Baths1Total Finished SqFt262 SqFtAbove Grade Finished SqFt262 SqFtStories1Lot Size262 SqFtStyleCondominiumYear Built1899Year Renovated1950ZoningCDCountySUFFOLKAPNCBOS W:03 P:02807 S:164

Schools near 21 Beacon Street, Unit 6K

This home is within Boston Public Schools.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - PK to 8
Public - 6 to 12
Public - 9 to 12
Rating
School
Distance
Josiah Quincy Elementary School
PublicPK to 5

Eliot K-8 Innovation School
PublicPK to 8

Quincy Upper School
Public6 to 12

Snowden Int'L High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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21 Beacon Street, Unit 6K is a condo for sale in Boston, MA 02108. This property was listed for sale on October 21, 2025 by Forbes Real Estate, LLC, it's currently listed at $469,999. It has been on the market for a total of 63 days and was last sold on November 2, 2020. This listing's school district is Boston Public Schools. Nearby schools include Josiah Quincy Elementary School, Eliot K-8 Innovation School and Quincy Upper School. 21 Beacon Street, Unit 6K is a 0-bed, 1-bath, 265 sqft condo built in 1899.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Forbes Real Estate, LLC, Ally Forbes

The property listing data and information, or the images, set forth herein were provided to MLS Property Information Network, Inc., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS. The property listing data and information, and the images, 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., Martha's Vineyard MLS, CCIMLS, Link MLS, and Berkshire County Board of REALTORS and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the images, set forth herein.