21 Walnut # M, Boston MA 02108
Boston, MA 02108 • Beacon Hill
$1,450,000
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Sale Statistics
Sale Overview
Original List Price:
$1,285,000
Final Sale Price:
$1,450,000
Difference:
+$165,000 (+12.8%)
Performance Metrics
112.8%
List to Sale Ratio
Sold above asking price
25
Days on Market
Quick sale
Price per Square Foot Analysis
Original $/sq ft:
$1,238
Sale $/sq ft:
$1,397
This property sold for $1,397 per square foot
Sale Summary
This property sold for 12.8% above the original asking price, indicating strong buyer demand.
With only 25 days on market, this was a quick sale compared to typical market conditions.
About this home
Superbly located, charming, renovated duplex apartment reminiscent of an English cottage. Beautiful floor-through living room with fireplace, overlooks 2 gardens (one private), front and rear. The separate entrance of this unit makes it a house-equivalent. Totally renovated, architect-designed kitchen. Private storage in the main basement. Pets are permitted with approval.
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Recently Sold Nearby
Property History
Market Insights
28.6%
Price Range
26
Total Days on Market
Property Timeline
Current Active Listing - MLS #73549276
Full transaction history available when tracking began
Currently Listed
Jul 14, 2026
$1,800,000
MLS #73549276 - Active
Sold
Jun 1, 2015
$1,450,000
Property sold
Days on Market: 26
Listed for Sale
Mar 24, 2015
$1,285,000
Original listing
Agent: Sally T. Brewster
Office: Brewster & Berkowitz R. E.
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 07/14/2026 | 🏡 Currently Listed | $1,800,000 | - | - | MLS #73549276 - Active |
| 06/01/2015 | ✓ Sold | $1,450,000 | - | - | Property sold |
| 03/24/2015 | 🏠 Listed for Sale | $1,285,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2015 | $8,200 | $832,300 |
Financial Details
Annual Property Tax
$8,200
Tax Year 2015
HOA Fee
$645
Monthly
Assessed Value
$832,300
Facts & Features
Home Facts
Type
Residential
Style
Condominium
Year Built
1890
Living Area
1,038 sq ft
Bedrooms
2
Full Baths
2
Total Rooms
5
Interior
Heating
Central
Cooling
None
Flooring
None
Appliances
None
Fireplace
None
Fireplaces
1
Basement
Y
Laundry
None
Features
None
Exterior
Construction
None
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
$8,200
Assessed Value
$832,300
HOA & Community
HOA Fee
$645 Monthly
Fee Includes
Heat, Water, Sewer, Insurance, Maintenance Structure, Snow Removal
Amenities
Hot Water, Elevator(s)
Optional Fee Includes
None
MA Disclosures
Seller Disclosures
None
Exclusions
Garden Fountain
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["Townhouse"]
Unit/Building
M
Sq Ft Source
Master Deed
Documents
None
County
Suffolk
Total market time (incl. prior listings)
26 days
Property Overview
Property Type
Condominium
Listing Type
Sold
Year Built
1890
Bedrooms
2
Full Bathrooms
2
Living Area
1,038 sq ft
Total Rooms
5
Stories
2
Entry Level
1
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:
Appliances:
Interior Features:
Windows:
Basement:
Y
Laundry:
Security:
Construction & Materials
Year Built:
1890
Structure Type:
Townhouse
Exterior Materials:
Roof:
Foundation:
Stories:
2
Heating, Cooling & Utilities
Heating:
Central
Cooling:
None
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:
Special Features
Fireplaces:
1
Fireplace Type:
Community Amenities:
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
0.3 mi
Grades K-06
Park Street School
0.3 mi
Grades K-07
The Learning Project
0.6 mi
Grades K-06
St. John Elementary School
0.8 mi
Grades PK-08
A
Eliot K-8 Innovation School
0.9 mi
|
#47 of 352
|
Score: 57.5
Improved 3 spots from last year
-0.7 below state avg
779 students
Diverse
Strong Attendance
Grades PK-08
Kingsley Montessori School
1.0 mi
Grades PK-06
D
Melvin H. King South End Academy
1.0 mi
|
#24 of 25
|
Score: 20.4
Improved 363 spots from last year
-37.8 below state avg
80 students
Diverse
Rising School
Grades PK-12
F
Blackstone Elementary School
1.2 mi
|
#808 of 825
|
Score: 26.2
Improved 13 spots from last year
-32 below state avg
572 students
Moderate
Grades PK-06
C
Harvard-Kent Elementary School
1.4 mi
|
#593 of 825
|
Score: 41.1
Dropped 185 spots from last year
-17.1 below state avg
315 students
Very Diverse
Diverse Student Body
Grades PK-06
A-
Warren-Prescott K-8 School
1.4 mi
|
#86 of 352
|
Score: 50.9
Improved 3 spots from last year
-7.3 below state avg
544 students
Diverse
Strong Attendance
Grades PK-08
Middle Schools
10 schools
Middle School Academy
1.9 mi
F
Higginson/Lewis K-8 School
2.8 mi
|
#349 of 352
|
Score: 23.2
Improved 3 spots from last year
-35 below state avg
246 students
Diverse
Grades 03-08
Nativity Prep School
3.1 mi
Grades 05-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
3.3 mi
|
#4 of 16
|
Score: 42.5
Improved 187 spots from last year
-15.7 below state avg
1,225 students
Diverse
Rising School
College Ready Curriculum
Grades 05-08
Dearborn Middle School
3.6 mi
Mother Caroline Academy
3.6 mi
Grades 05-08
Epiphany School
4.5 mi
Grades 05-08
C
Ohrenberger School
7.9 mi
|
#266 of 352
|
Score: 35.0
Improved 19 spots from last year
-23.2 below state avg
458 students
Diverse
Diverse Student Body
Grades 03-08
Edwards Middle
1.5 mi
UP Academy
1.9 mi
High Schools
10 schools
C
Quincy Upper School
0.7 mi
|
#279 of 346
|
Score: 44.4
Dropped 7 spots from last year
-13.8 below state avg
575 students
Very Diverse
12 sports
• 208 athletes
Diverse Student Body
Grades 06-12
Newman School
0.9 mi
Grades 07-12
Cathedral High School
1.2 mi
9 sports
• 430 athletes
Grades 07-12
D
Charlestown High School
1.6 mi
|
#319 of 346
|
Score: 32.9
Improved 52 spots from last year
-25.4 below state avg
646 students
Diverse
11 sports
• 488 athletes
Early College Program
Rising School
Grades 07-12
A-
O'Bryant School of Math & Science
2.2 mi
|
#90 of 346
|
Score: 61.6
Improved 94 spots from last year
+3.4 above state avg
1,518 students
Very Diverse
High Graduation Rate
Rising School
College Ready Curriculum
Diverse Student Body
Grades 07-12
C-
East Boston High School
2.3 mi
|
#300 of 346
|
Score: 38.2
Improved 36 spots from last year
-20 below state avg
1,181 students
Moderate
14 sports
• 584 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin School
2.3 mi
|
#20 of 346
|
Score: 73.7
Improved 60 spots from last year
+15.5 above state avg
2,382 students
Very Diverse
18 sports
• 2,006 athletes
Strong AP Program
High Graduation Rate
Rising School
Strong Athletics
Grades 07-12
B
Dearborn STEM Academy
2.3 mi
|
#13 of 25
|
Score: 33.4
Improved 356 spots from last year
-24.8 below state avg
565 students
Moderate
10 sports
• 242 athletes
Early College Program
Rising School
Grades 07-12
C
Ruth Batson Academy
3.0 mi
|
#20 of 25
|
Score: 29.1
Improved 345 spots from last year
-29.1 below state avg
584 students
Diverse
8 sports
• 128 athletes
Early College Program
Rising School
Grades 07-12
A+
Boston Latin Academy
3.0 mi
|
#2 of 25
|
Score: 64.9
Improved 214 spots from last year
+6.7 above state avg
1,669 students
Very Diverse
17 sports
• 1,298 athletes
Strong AP Program
High Graduation Rate
Rising School
Strong Athletics
Grades 07-12
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Location
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Neighborhood
Beacon Hill
21 Walnut # M, Boston MA 02108
Boston, MA 02108
Listing Information
Listing Agent
Sally T. Brewster
Listing Office
Brewster & Berkowitz R. E.
Office Phone
617-367-0505
Agent MLS ID
NB110095
Office MLS ID
NB1079
Listing Data Updated
Jun 3, 2015 7:50 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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