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21 Beacon 6KBoston, MA 02108

For Sale

$469,999

Smart Buyer Rebate - Ask

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.

Listed by Ally Forbes

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Forbes Real Estate, LLC

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857-204-3883

Last updated October 25, 2025

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Source: MLSPin #73446196

Listing Facts

  • TypeCondo
  • NeighborhoodDowntown Boston
  • Bathrooms1
  • Days on Prevu51
  • Taxes$4,469/year
  • Size265 sqft
  • Price per sqft$1,774

Amenities

  • Private Outdoor Space
  • Parking

Location

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Listing History

10/21/2025
Listed by Forbes Real Estate, LLC
$469,999

Property Details for 21 Beacon 6K

Association

Amenities

  • Association Amenities: Hot Water, Laundry, Elevator(s), Clubroom

Fees

  • Association Fee Includes: Heat, Electricity, Gas, Water, Sewer, Insurance, Security, Maintenance Structure, Snow Removal, Reserve Funds

Exterior

Construction

  • Number Of Units Total: 163
  • Property Attached: Yes
  • Stories: 1
  • Stories Total: 1
  • Structure Type: Mid-Rise
  • Year Built: 1899
  • Year Built Details: Actual
  • Entry Level: 6
  • Exterior Features: Deck - Roof

Features

  • Patio And Porch Features: Deck - Roof

Measurements

  • Building Area Total: 265
  • Building Area Units: Square Feet
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 4720386
  • Tax Annual Amount: $4,469.00
  • Tax Assessed Value: $385,900.00
  • Tax Year: 2025

Interior

Measurements

  • Living Area: 265
  • Living Area Source: Other

Rooms

  • Basement: N
  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Rooms Total: 2

Utilities

Equipment

  • Cooling: Wall Unit(s)
  • Has Cooling: Yes
  • Heating: Steam
  • Has Heating: Yes
  • Sewer: Public Sewer
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There is bedrooms and 1 bathroom in this condo at 21 Beacon 6K.

What are the annual taxes for 21 Beacon 6K?

Annual taxes for this condo are estimated at $4,469.

How does 21 Beacon 6K compare to other condos in Downtown Boston?

This condo is listed 84% below the average price for condos in Downtown Boston and has been on the market for 32 less days than the typical home in this area.

What is the square footage on this condo?

According to the MLS, this listing is 265 sqft.

21 Beacon 6K is a -bedroom, 1-bath condo for sale in Boston MA 02108. Available on Prevu for 51 days at $469,999. This property features 265 square feet of living space, located in Downtown Boston. The median listing price for condos in this area is $1,895,000. Additional amenities include private outdoor space and parking. Explore more condo listings in Boston.

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors, landlords and public records, and were compiled by MLS Property Information Network, Inc. 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, leasing or renting 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, leasing or renting. MLS Property Information Network, Inc. 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.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.