21 Beacon St # 4G, Boston MA 02108
Boston, MA 02108
$639,000
$549,000
Est. $4,169/month
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About this home
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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Recently Sold Nearby
Property History
Market Insights
2
Price Changes
14.1%
Price Range
Property Timeline
Price Reduced
Aug 18, 2026
$549,000
$50,000
(-8.35%)
From $599,000 to $549,000 (-8.3%)
Price Reduced
Jun 10, 2026
$599,000
$40,000
(-6.26%)
From $639,000 to $599,000 (-6.3%)
Listed for Sale
May 27, 2026
$639,000
Original listing
Agent: Park Hou Group
Office: Splice Realty
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 08/18/2026 | ↓ Price Reduced | $549,000 | $50,000 | - | From $599,000 to $549,000 (-8.3%) |
| 06/10/2026 | ↓ Price Reduced | $599,000 | $40,000 | - | From $639,000 to $599,000 (-6.3%) |
| 05/27/2026 | 🏠 Listed for Sale | $639,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2025 | $6,126 | $529,000 |
Financial Details
Annual Property Tax
$6,126
Tax Year 2025
HOA Fee
$682
Monthly
Assessed Value
$529,000
Facts & Features
Home Facts
Type
Residential
Style
Condominium
Year Built
1899
Living Area
535 sq ft
Lot Size
0.01 acres
Stories
1
Bedrooms
1
Full Baths
1
Total Rooms
2
Interior
Heating
Baseboard
Cooling
Window Unit(s)
Flooring
Tile, Parquet
Appliances
Range, Dishwasher, Refrigerator
Fireplace
None
Basement
Y
Laundry
In Building
Features
None
Exterior
Construction
Stone
Architecture
None
Roof
None
Features
None
Pool
None
Spa
None
Fencing
None
Patio/Porch
None
Parking
Features
None
Utilities
Electric
None
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$6,126
Assessed Value
$529,000
HOA & Community
HOA Fee
$682 Monthly
Fee Includes
Heat, Electricity, Water, Sewer, Insurance, Security, Maintenance Structure, Maintenance Grounds, Snow Removal, Trash, Reserve Funds
Amenities
Hot Water, Laundry, Elevator(s)
Optional Fee Includes
None
Owner-Occupied Units
64
Down Payment Resource
Eligible
Pets
Yes w/ Restrictions
MA Disclosures
Lead Paint
Unknown
Seller Disclosures
Tenants Lease Is In Place Until 8/31/2026, Rent Is $2, 700.
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["Mid-Rise"]
Unit/Building
4G
Sq Ft Source
Master Deed
Sq Ft Disclosures
Measurements are approximate & to be verified by buyer/buyers agent.
Documents
Master Deed, Unit Deed, Rules & Regs, Floor Plans, Association Financial Statements, Other (see Remarks)
County
Suffolk
Total market time (incl. prior listings)
83 days
Property Overview
Property Type
Condominium
Listing Type
For Sale
Year Built
1899
Bedrooms
1
Full Bathrooms
1
Living Area
535 sq ft
Total Rooms
2
Stories
1
Entry Level
4
Floor Layout
Interactive room guide
Floor Layout
Finished Area
535 sq ft above grade
Display Options
Room Markers
BABathroom (4)
BRBedroom (5)
DDining (1)
KKitchen (1)
LLiving (2)
OOffice (1)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
Interior Features
Flooring:
Tile, Parquet
Appliances:
Range, Dishwasher, Refrigerator
Interior Features:
Windows:
Basement:
Y
Laundry:
In Building
Security:
Concierge
Construction & Materials
Year Built:
1899
Structure Type:
Mid-Rise
Exterior Materials:
Stone
Roof:
Foundation:
Stories:
1
Heating, Cooling & Utilities
Heating:
Baseboard
Heating Zones:
1
Cooling:
Window Unit(s)
Cooling Zones:
1
Hot Water:
Water Source:
Public
Sewer:
Public Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Patio & Porch:
Fencing:
Other Structures:
Lot Features:
Road Surface:
Parking & Garage
Parking Features:
Nearby Schools
School information not available for this location.
Monthly Payment Calculator
Monthly Payment
$0
Principal, interest, taxes & insurance
Loan Amount
$0
After down payment
Total Interest
$0
Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%
Monthly Payment Breakdown
Principal & Interest
$0
Property Tax
$511
Homeowners Insurance
$200
HOA Fee
$682/mo
PMI (if <20% down)
$0
Loan Summary
Total of 360 payments
$0
Total principal paid
$0
Total interest paid
$0
Rate Impact
-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo
Payment Over Time
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.
Location
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Neighborhood
21 Beacon St # 4G, Boston MA 02108
Boston, MA 02108
Listing Information
Listing Agent
Park Hou Group
Listing Office
Splice Realty
Office Phone
617-682-9802
Agent MLS ID
TM339027
Office MLS ID
AN5975
Listing Data Updated
Aug 18, 2026 9:54 AM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.
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