21 Beacon St # 3K, Boston MA 02108
Boston, MA 02108 • Beacon Hill
$427,000
Sale Statistics
Sale Overview
Original List Price:
$389,000
Final Sale Price:
$427,000
Difference:
+$38,000 (+9.8%)
Performance Metrics
109.8%
List to Sale Ratio
Sold above asking price
22
Days on Market
Quick sale
Price per Square Foot Analysis
Original $/sq ft:
$1,485
Sale $/sq ft:
$1,630
This property sold for $1,630 per square foot
Sale Summary
This property sold for 9.8% above the original asking price, indicating strong buyer demand.
With only 22 days on market, this was a quick sale compared to typical market conditions.
Nearby Sales Comparison
Based on 50 similar properties sold within 0.5 miles in the last 90 days
This Property
$1,630/sq ft
Area Average
$106/sq ft
Difference
+1,437.5%
This property sold for significantly more per square foot than similar nearby properties, suggesting premium features or condition.
About this home
Right in the heart of Boston ( Stay or Investment ) Perfect Pied a-terre in Historic Bellevue Building In Beacon Hill, steps away from Boston Common , museum and MBTA with amazing roof deck views. This cozy studio is newly updated, furnished with high ceilings, hardwood floors and large windows. Large bathroom & big closet. Kitchenette with granite, stainless fridge & dishwasher - All updated in 2017. Low condo fee. Full time concierge and all utilities & WiFi included!!! Pet friendly. Open House : TUE 5/22 : 5-7pm & SAT 5/26 : 1-3pm, Offer Due: TUE 5/29 Noon.
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Recently Sold Nearby
Property History
Market Insights
8.9%
Price Range
24
Total Days on Market
1
Previous Sales
Property Timeline
Current Active Listing - MLS #73509451
Full transaction history available when tracking began
Currently Listed
Apr 29, 2026
$419,900
MLS #73509451 - Active
Previous Transaction - MLS #72794912
Full transaction history available when tracking began
Previously Sold
May 25, 2021
$395,000
MLS #72794912
Sold
Jul 3, 2018
$427,000
Property sold
Days on Market: 24
Listed for Sale
May 20, 2018
$389,000
Original listing
Agent: Lynda Le
Office: Thread Real Estate, LLC
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 04/29/2026 | 🏡 Currently Listed | $419,900 | - | - | MLS #73509451 - Active |
| 05/25/2021 | 🏷️ Previously Sold | $395,000 | - | - | MLS #72794912 |
| 07/03/2018 | ✓ Sold | $427,000 | - | - | Property sold |
| 05/20/2018 | 🏠 Listed for Sale | $389,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2018 | $2,672 | $255,000 |
Financial Details
Annual Property Tax
$2,672
Tax Year 2018
HOA Fee
$218
Per month
Assessed Value
$255,000
Facts & Features
Home Facts
Type
Residential
Style
Condominium
Year Built
1899
Living Area
262 sq ft
Lot Size
0.01 acres
Full Baths
1
Total Rooms
2
Interior
Heating
Baseboard
Cooling
Window Unit(s)
Flooring
Wood, Wood Laminate
Appliances
None
Fireplace
None
Basement
N
Laundry
None
Features
None
Exterior
Construction
Stone
Architecture
None
Roof
None
Features
None
Pool
None
Spa
None
Fencing
None
Patio/Porch
None
Parking
Features
On Street
Utilities
Electric
None
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$2,672
Assessed Value
$255,000
HOA & Community
HOA Fee
$218
Fee Includes
Water, Insurance
Amenities
None
Optional Fee Includes
None
Owner-Occupied Units
60
MA Disclosures
Seller Disclosures
Seller Provided All Details. Broker Makes No Warranties Or Guarantees To Accuracy.
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["Mid-Rise"]
Unit/Building
3K
Sq Ft Source
Owner
Documents
None
County
Suffolk
Total market time (incl. prior listings)
24 days
Property Overview
Property Type
Condominium
Listing Type
For Sale
Year Built
1899
Full Bathrooms
1
Living Area
262 sq ft
Total Rooms
2
Stories
1
Entry Level
3
Floor Layout
Interactive room guide
Floor Layout
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:
Wood, Wood Laminate
Appliances:
Interior Features:
Windows:
Basement:
N
Laundry:
Security:
Construction & Materials
Year Built:
1899
Structure Type:
Mid-Rise
Exterior Materials:
Stone
Roof:
Foundation:
Stories:
1
Heating, Cooling & Utilities
Heating:
Baseboard
Cooling:
Window Unit(s)
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:
On Street
Nearby Schools
School District
Boston School District local
C-
Where Graduates Go
Class of 2021
52%
attend college
38%
4-Year
14%
2-Year
7%
Out of State
7%
Working
School Safety
2024-25
3.7%
Above Average
3.2%
Suspensions
0.3%
In-School
0.5%
Emergency
1.8% below state avg
Elementary Schools
10 schools
Advent School
0.5 mi
Grades K-06
Park Street School
0.5 mi
Grades K-07
St. John Elementary School
0.6 mi
Grades PK-08
A
Eliot K-8 Innovation School
0.7 mi
|
#48 of 352
|
Score: 57.2
Improved 2 spots from last year
-1.1 below state avg
784 students
Diverse
Strong Attendance
Grades PK-08
The Learning Project
0.8 mi
Grades K-06
D
Melvin H. King South End Academy
1.1 mi
|
#24 of 25
|
Score: 20.2
Improved 363 spots from last year
-38.1 below state avg
125 students
Diverse
Rising School
Diverse Student Body
Grades PK-12
Kingsley Montessori School
1.2 mi
Grades PK-06
F
Blackstone Elementary School
1.3 mi
|
#809 of 824
|
Score: 26.3
Improved 12 spots from last year
-31.9 below state avg
582 students
Moderate
Grades PK-06
C
Harvard-Kent Elementary School
1.3 mi
|
#589 of 824
|
Score: 41.5
Dropped 181 spots from last year
-16.7 below state avg
334 students
Very Diverse
Diverse Student Body
Grades PK-06
A-
Warren-Prescott K-8 School
1.4 mi
|
#85 of 352
|
Score: 51.3
Improved 4 spots from last year
-7 below state avg
507 students
Diverse
Grades PK-08
Middle Schools
10 schools
Middle School Academy
1.8 mi
F
Higginson/Lewis K-8 School
2.9 mi
|
#349 of 352
|
Score: 23.6
Improved 3 spots from last year
-34.6 below state avg
213 students
Diverse
Grades 03-08
Nativity Prep School
3.2 mi
Grades 05-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
3.3 mi
|
#4 of 16
|
Score: 41.9
Improved 187 spots from last year
-16.3 below state avg
1,126 students
Diverse
Rising School
College Ready Curriculum
Grades 05-08
Dearborn Middle School
3.6 mi
Mother Caroline Academy
3.7 mi
Grades 05-08
Epiphany School
4.5 mi
Grades 05-08
C
Ohrenberger School
8.0 mi
|
#265 of 352
|
Score: 34.9
Improved 20 spots from last year
-23.3 below state avg
477 students
Diverse
Rising School
Diverse Student Body
Grades 03-08
Edwards Middle
1.5 mi
UP Academy
1.8 mi
High Schools
10 schools
C
Quincy Upper School
0.8 mi
|
#268 of 346
|
Score: 44.6
Improved 4 spots from last year
-13.6 below state avg
557 students
Very Diverse
12 sports
• 208 athletes
High Graduation Rate
Diverse Student Body
Grades 06-12
Newman School
1.1 mi
Grades 07-12
Cathedral High School
1.2 mi
9 sports
• 430 athletes
Grades 07-12
D
Charlestown High School
1.5 mi
|
#322 of 346
|
Score: 31.0
Improved 49 spots from last year
-27.2 below state avg
754 students
Diverse
11 sports
• 488 athletes
Early College Program
Rising School
Grades 07-12
C-
East Boston High School
2.1 mi
|
#305 of 346
|
Score: 37.3
Improved 31 spots from last year
-20.9 below state avg
1,252 students
Less Diverse
14 sports
• 584 athletes
Early College Program
Rising School
Grades 07-12
A-
O'Bryant School of Math & Science
2.3 mi
|
#90 of 346
|
Score: 61.1
Improved 94 spots from last year
+2.9 above state avg
1,509 students
Very Diverse
High Graduation Rate
Rising School
College Ready Curriculum
Diverse Student Body
Grades 07-12
B
Dearborn STEM Academy
2.4 mi
|
#13 of 25
|
Score: 31.7
Improved 356 spots from last year
-26.6 below state avg
565 students
Diverse
10 sports
• 242 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin School
2.4 mi
|
#19 of 346
|
Score: 73.3
Improved 61 spots from last year
+15.1 above state avg
2,424 students
Very Diverse
18 sports
• 2,006 athletes
Strong AP Program
High Graduation Rate
Rising School
Strong Athletics
Grades 07-12
C
Ruth Batson Academy
3.0 mi
|
#19 of 25
|
Score: 27.6
Improved 346 spots from last year
-30.6 below state avg
604 students
Diverse
8 sports
• 128 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin Academy
3.1 mi
|
#2 of 25
|
Score: 63.9
Improved 214 spots from last year
+5.7 above state avg
1,693 students
Very Diverse
17 sports
• 1,298 athletes
High Graduation Rate
Rising School
Strong Athletics
Diverse Student Body
Grades 07-12
Learn about these ratings
Location
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Neighborhood
Beacon Hill
21 Beacon St # 3K, Boston MA 02108
Boston, MA 02108
Listing Information
Listing Office
Thread Real Estate, LLC
Office Phone
781-728-9689
Agent MLS ID
CN213013
Office MLS ID
BB5675
Listing Data Updated
Sep 4, 2018 3:07 PM 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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