For sale

$419,900

21 Beacon St APT 3K, Boston, MA 02108

0beds

262sqft

$3,028/mo

Get pre-qualified

Condominium

Built in 1899

-- sqft lot

$409,500 Zestimate^®

$1,603/sqft

$275/mo HOA

What's special

Sleek bathroomBright open layoutGleaming hardwoodsTall ceilingsAmple storage

Experience effortless Boston living in the distinguished Bellevue Building, located in the coveted Beacon Hill neighborhood. This stylish studio is the perfect starter home, city getaway, or smart investment, surrounded by the city’s best—Boston Common, top universities, downtown offices, cultural landmarks, and public transit are all within steps. Residents enjoy a shared roof deck with skyline views, while inside you’ll find a bright, open layout with tall ceilings, gleaming hardwoods, and oversized windows that create an airy, modern feel. The space features a sleek bathroom, ample storage, and a well-appointed kitchenette with granite counters and stainless appliances. With a full-time concierge, pet-friendly policy, and low condo fee that includes heat and hot water, this residence delivers both comfort and value. Historic character meets contemporary convenience in one of Boston’s most desirable addresses.

111 days

281

11

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 0
Bathrooms: 1
Full bathrooms: 1

Heating

Central, Steam

Cooling

Window Unit(s)

Appliances

Included: Dishwasher, Refrigerator, Cooktop

Features

Internet Available - Broadband
Flooring: Laminate
Has basement: No
Has fireplace: No

Interior area

Total structure area: 262
Total interior livable area: 262 sqft
Finished area above ground: 262

Property

Features

Entry location: Unit Placement(Upper)
Patio & porch: Deck - Roof
Exterior features: Deck - Roof, City View(s)
Has view: Yes
View description: City

Lot

Size: 262 Square Feet

Details

Parcel number: W:03 P:02807 S:050,3364846
Zoning: CD

Construction

Type & style

Home type: Condo
Property subtype: Condominium
Attached to another structure: Yes

Materials

Roof: Tar/Gravel

Condition

Year built: 1899

Utilities & green energy

Sewer: Public Sewer
Water: Public
Utilities for property: for Electric Range

Community & HOA

Community

Features: Public Transportation, Shopping, Park, T-Station, University
Security: Concierge

HOA

Amenities included: Hot Water, Laundry, Elevator(s)
Services included: Heat, Water, Sewer, Insurance, Security, Maintenance Structure
HOA fee: $275 monthly

Location

Region: Boston

Financial & listing details

Price per square foot: $1,603/sqft
Tax assessed value: $360,200
Annual tax amount: $4,171
Date on market: 4/29/2026

Estimated market value

$409,500

$389,000 - $430,000

$2,250/mo

Price history

Date	Event	Price
4/29/2026	Listed for sale	$419,900-3.5%$1,603/sqft
Source: MLS PIN #73509451 Report a problem
4/1/2026	Listing removed	$435,000$1,660/sqft
Source: MLS PIN #73439211 Report a problem
10/3/2025	Listed for sale	$435,000+10.1%$1,660/sqft
Source: MLS PIN #73439211 Report a problem
8/14/2023	Listing removed	--
Source: Zillow Rentals Report a problem
8/5/2023	Price change	$2,200-10.2%$8/sqft
Source: Zillow Rentals Report a problem
4/18/2023	Listed for rent	$2,450+2.1%$9/sqft
Source: Zillow Rentals Report a problem
8/18/2022	Listing removed	--
Source: Zillow Rental Manager Report a problem
8/5/2022	Listed for rent	$2,400-2%$9/sqft
Source: Zillow Rental Manager Report a problem
5/24/2021	Sold	$395,000-1%$1,508/sqft
Source: Public Record Report a problem
3/30/2021	Pending sale	$399,000$1,523/sqft
Source: MLS PIN #72794912 Report a problem
3/19/2021	Contingent	$399,000$1,523/sqft
Source: MLS PIN #72794912 Report a problem
3/16/2021	Listing removed	--
Source: Zillow Rental Manager Report a problem
3/8/2021	Listed for sale	$399,000-8.3%$1,523/sqft
Source: MLS PIN #72794912 Report a problem
12/3/2020	Price change	$2,450+8.9%$9/sqft
Source: Owner Report a problem
11/16/2020	Price change	$2,250-8.2%$9/sqft
Source: Owner Report a problem
9/19/2020	Price change	$2,450+4.3%$9/sqft
Source: Owner Report a problem
8/29/2020	Price change	$2,350-4.1%$9/sqft
Source: PadMatch Realty #72507656 Report a problem
8/14/2020	Price change	$2,450+4.3%$9/sqft
Source: New Wave Boston Re. Report a problem
6/15/2020	Price change	$2,350-4.1%$9/sqft
Source: PadMatch Realty #72507656 Report a problem
5/18/2020	Price change	$2,450+4.3%$9/sqft
Source: Owner Report a problem
4/15/2020	Price change	$2,350-2.1%$9/sqft
Source: Owner Report a problem
4/15/2020	Listing removed	$435,000$1,660/sqft
Source: PadMatch Realty #72643123 Report a problem
4/11/2020	Listed for sale	$435,000+1.9%$1,660/sqft
Source: PadMatch Realty #72643123 Report a problem
4/3/2020	Listed for rent	$2,400-2%$9/sqft
Source: PadMatch Realty #72507656 Report a problem
3/4/2020	Listing removed	$2,450$9/sqft
Source: Owner Report a problem
12/16/2019	Listed for rent	$2,450$9/sqft
Source: Owner Report a problem
7/3/2018	Sold	$427,000+172%$1,630/sqft
Source: Public Record Report a problem
1/28/2009	Sold	$157,000+147.2%$599/sqft
Source: Public Record Report a problem
9/10/1996	Sold	$63,500$242/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$4,171 +9.4%	$360,200 +2.9%
2024	$3,814 +1.5%	$349,900
2023	$3,758 +0.6%	$349,900 +2%
2022	$3,734 +4%	$343,200 +2%
2021	$3,590 +2.5%	$336,500 +1.5%
2020	$3,502 +22.9%	$331,600 +22.6%
2019	$2,850 +6.7%	$270,400 +6%
2018	$2,672 +263.4%	$255,000 -4.6%
2017	$735 -75%	$267,300 0%
2016	$2,941 +37%	$267,400 +50.8%
2015	$2,147 +3%	$177,313 +7%
2014	$2,085 +1.5%	$165,713 +6%
2013	$2,054 +1.7%	$156,333 +0.9%
2012	$2,020 +2%	$154,900
2011	$1,981 +7.7%	$154,900
2010	$1,840 +29.1%	$154,900 +15.5%
2009	$1,425 -3.1%	$134,100
2008	$1,471 -0.2%	$134,100
2007	$1,474	$134,100