21 Beacon St # 4G Boston, MA $ 639,000
21 Beacon St # 4G
$ 639,000
Recently Listed
Open House 5/30 12pm - 2pm
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21 Beacon St # 4G

Boston, MA, 02108
$ 639,000
Bedrooms1 Baths1.0 Sq 535

Monthly Estimate*

$ 3,934

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Condo for sale in Boston, MA

for $639,000 with 1 bedroom and 1 full bath. This 535 square foot condo was built in 1899 on a lot size of 0.01.

Sitting above the historic streets of Beacon Hill, Unit 4G at 21 Beacon Street offers city living at its finest. Sunlight fills the space through tall windows, creating a warm and inviting atmosphere. The building’s concierge service, elevator, and laundry on every floor add convenience, while the spectacular roof deck with panoramic views of the skyline and the Charles, provides a daily reminder of why Beacon Hill is one of Boston’s most beloved neighborhoods. Moments from the Common, Financial District, and the MBTA Red and Green Lines, this home is ideal for anyone seeking charm, convenience, and classic Boston character. Heat, Hot Water, Electric, Water, Sewer, Master Insurance, Security, Laundry Facilities, Elevator, Exterior Maintenance, Landscaping, Snow Removal, Management Fee covered by your condo fee.

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Open House

5/30/2026 12:00 PM - 2:00 PM
5/31/2026 12:00 PM - 2:00 PM
21 Beacon St # 4G Boston, MA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Condo Active

Price

$ 639,000

Bedrooms

1

Full Bath

1

Property Type

Condo

Taxes

$ 6,126

Style

Mid-Rise

Lot Size

0.01

Year Built

1899

Town/City

Boston

County/Region

Suffolk

MLS | Web ID

73525411

List By
Park Hou Group

Listing Agent

Splice Realty

Broker

Affordability Calculator

$4,445
Per Month
89%
11%
0%
Monthly Principal & Interest
$3,934
Monthly Property Taxes
$511
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Pricing History
DatePricePrice ChangeDescription
5/28/2026$639,000 Listed Price

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21 Beacon St # 4G, Boston, MA, 02108 is a Condo for sale at $639,000 with 535 sqft and a lot size of 0.01. 21 Beacon St # 4G has 1 bedrooms, 1.0 baths, and was built in 1899. The property's zip code is 02108 which is in Boston, MA