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Active

21 Beacon St #3K

Boston, MA 02108

$409,900
Bedrooms
1Bathrooms
262Square feet
1899Year built

Residential · Active · MLS #73509451
Listing Courtesy of Team Zingales Realty, LLC | Enrique Arias

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MLS PIN data

About this home

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.

Property information

Details at a glance

Interior

Rooms
2
Heating
Central, Steam
Cooling
Window Unit(s)
Flooring
Laminate

Building

Style
Condominium
Year built
1899
Roof
Tar/Gravel

Land & utilities

Lot size
0.01 acres
Water
Public
Sewer
Public Sewer
Zoning
CD

Financial

Annual taxes
$4,171
Assessment year
2025
HOA fee
275

Listing history

Price and status timeline

  1. Exp

    $435,000 · Oct 3, 2025

Property value estimate

An informed starting point

Estimated value$431,511

Estimated range $379,434$483,589

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Automated estimates are not appraisals or guarantees of market value.

Comparable sales

Recent properties for context

Sold Jul 19, 2026$450,000

392 E 8th St #1

Photo insights

Condition signals

Overall presentationaverage

Generated from listing photography; not a substitute for an inspection.

Local market context

How this home compares in Beacon Hill

MetricThis propertyBeacon Hill
List price$409,900$3,550,00088% below local
Price / sq ft$1,565$1,6022% below local
Days on market1296987% above local
Explore homes in Boston

Active neighborhood listing statistics from MLS PIN as of September 6, 2026. Asking prices are not completed-sale values.

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Common questions

About 21 Beacon St #3K

Can I schedule a private showing?

Yes. Request a tour of 21 Beacon St #3K and a Bean Group agent will help coordinate an available time with the listing side.

Can you help me evaluate this property?

Yes. We can discuss condition, comparable sales, offer strategy and the questions worth asking before you decide whether to proceed.

Are property documents available?

Availability varies by property and source. Request the documents you need and we will help obtain what is available.