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.
Sold for $450,000
$450,000
21 Beacon St APT 6K, Boston, MA 02108
0beds
265sqft
Condominium
Built in 1899
-- sqft lot
$450,300 Zestimate®
$1,698/sqft
$2,215 Estimated rent
Home value
$450,300
$414,000 - $491,000
$2,215/mo
Zestimate® history
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$2,801/mo
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Zillow last checked:
Listing updated:
Listed by:
Ally Forbes 857-204-3883,
Forbes Real Estate 617-763-4476,
Ally Forbes 857-204-3883
Bought with:
Ally Forbes
Forbes Real Estate
Source: MLS PIN,MLS#: 73446196
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 0
- Bathrooms: 1
- Full bathrooms: 1
Heating
- Steam
Cooling
- Wall Unit(s)
Features
- Has basement: No
- Has fireplace: No
Interior area
- Total structure area: 265
- Total interior livable area: 265 sqft
- Finished area above ground: 265
Property
Features
- Patio & porch: Deck - Roof
- Exterior features: Deck - Roof
Details
- Parcel number: 3364986
- Zoning: RES
Construction
Type & style
- Home type: Condo
- Property subtype: Condominium
- Attached to another structure: Yes
Condition
- Year built: 1899
- Major remodel year: 1982
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
Community & HOA
HOA
- Amenities included: Hot Water, Laundry, Elevator(s), Clubroom
- Services included: Heat, Electricity, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Snow Removal, Reserve Funds
- HOA fee: $291 monthly
Location
- Region: Boston
Financial & listing details
- Price per square foot: $1,698/sqft
- Tax assessed value: $385,900
- Annual tax amount: $4,469
- Date on market: 12/8/2025
Price history
| Date | Event | Price |
|---|---|---|
| 2/12/2026 | Sold | $450,000-4.3%$1,698/sqft |
Source: MLS PIN #73446196 Report a problem | ||
| 1/2/2026 | Contingent | $469,999$1,774/sqft |
Source: MLS PIN #73446196 Report a problem | ||
| 10/21/2025 | Listed for sale | $469,999+27.4%$1,774/sqft |
Source: MLS PIN #73446196 Report a problem | ||
| 8/2/2022 | Listing removed | -- |
Source: Zillow Rental Network Premium Report a problem | ||
| 7/24/2022 | Listed for rent | $2,300+15%$9/sqft |
Source: Zillow Rental Network Premium #73016492 Report a problem | ||
| 5/24/2021 | Listing removed | -- |
Source: Zillow Rental Manager Report a problem | ||
| 4/21/2021 | Listed for rent | $2,000-31%$8/sqft |
Source: Zillow Rental Manager Report a problem | ||
| 11/2/2020 | Sold | $369,000-4.1%$1,392/sqft |
Source: Public Record Report a problem | ||
| 10/14/2020 | Pending sale | $384,900$1,452/sqft |
Source: Ledge & Young Real Estate #72713117 Report a problem | ||
| 9/17/2020 | Price change | $384,900-3.8%$1,452/sqft |
Source: Ledge & Young Real Estate #72713117 Report a problem | ||
| 8/20/2020 | Listed for sale | $399,900+45.5%$1,509/sqft |
Source: Ledge & Young Real Estate #72713117 Report a problem | ||
| 12/2/2017 | Listing removed | $2,900$11/sqft |
Source: Goodrich Residential Report a problem | ||
| 10/8/2017 | Listed for rent | $2,900$11/sqft |
Source: Goodrich Residential Report a problem | ||
| 8/14/2014 | Sold | $274,900-1.5%$1,037/sqft |
Source: LINK #154697 Report a problem | ||
| 7/8/2014 | Pending sale | $279,000$1,053/sqft |
Source: Coldwell Banker Residential Brokerage - Boston-Comm Ave #71695465 Report a problem | ||
| 6/9/2014 | Listed for sale | $279,000$1,053/sqft |
Source: Coldwell Banker Residential Brokerage - Boston-Comm Ave #71695465 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $4,469 +9.4% | $385,900 +2.9% |
| 2024 | $4,086 +1.5% | $374,900 |
| 2023 | $4,026 +0.6% | $374,900 +2% |
| 2022 | $4,001 -6.9% | $367,700 -8.7% |
| 2021 | $4,296 +10.1% | $402,600 +8.9% |
| 2020 | $3,903 +6.2% | $369,600 +6% |
| 2019 | $3,675 +6.6% | $348,700 +6.1% |
| 2018 | $3,446 +298.9% | $328,800 +5% |
| 2017 | $864 -75% | $313,100 -0.3% |
| 2016 | $3,455 +44.8% | $314,100 +59.4% |
| 2015 | $2,386 +3% | $197,037 +7% |
| 2014 | $2,317 +1.5% | $184,147 +6% |
| 2013 | $2,283 +30% | $173,724 +29% |
| 2012 | $1,756 +1.9% | $134,700 |
| 2011 | $1,723 +7.7% | $134,700 |
| 2010 | $1,600 -3.4% | $134,700 -13.6% |
| 2009 | $1,657 -3.1% | $155,900 |
| 2008 | $1,710 -0.2% | $155,900 |
| 2007 | $1,713 | $155,900 |
Find assessor info on the county website
Neighborhood: Beacon Hill
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Nearby schools
GreatSchools rating
- 9/10Eliot K-8 Innovation SchoolGrades: PK-8Distance: 0.7 mi
- NABoston Adult AcademyGrades: 11-12Distance: 0.7 mi
- 8/10Josiah Quincy Elementary SchoolGrades: PK-5Distance: 0.7 mi
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Estimated market value
$450,300
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$450,300
- Massachusetts
- Suffolk County
- Boston
- 02108
- Beacon Hill
- 21 Beacon St Apartment 6K
