21 Prospect St # 1, Boston MA 02129
Boston, MA 02129 • Charlestown
$1,025,000
Est. $6,373/month
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About this home
Offer Accepted Open House Cancelled! This sun-filled 2BR/2BA home offers beautiful park views through a dramatic wall of windows and a rare fully exposed side, flooding the home with exceptional natural light throughout the day. The open-concept layout is ideal for everyday living and entertaining, featuring a gas fireplace, dedicated dining area, and updated kitchen with quartz countertops, blue cabinetry, and high-end stainless steel appliances. Spacious primary suite includes double closets and an en-suite bath with tub/shower. Generous second bedroom offers space for a queen bed plus office nook. Enjoy an unusually large private outdoor setup with both a spacious deck and fenced brick courtyard. Additional highlights include high ceilings, central air, in-unit laundry, custom built-ins, exceptional basement storage, and excellent closet space throughout. One off-street parking space available to lease for 2 years next to the unit
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Recently Sold Nearby
Property History
Market Insights
Property Timeline
Pending Sale
Jun 5, 2026
Offer accepted, sale pending
Listed for Sale
May 28, 2026
$1,025,000
Original listing
Agent: Tracy Shea
Office: Coldwell Banker Realty - Boston
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 06/05/2026 | ⏳ Pending Sale | - | - | - | Offer accepted, sale pending |
| 05/28/2026 | 🏠 Listed for Sale | $1,025,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2026 | $9,882 | $790,000 |
Financial Details
Annual Property Tax
$9,882
Tax Year 2026
HOA Fee
$167
Per month
Assessed Value
$790,000
Facts & Features
Central AC
Home Facts
Type
Residential
Style
Condominium
Year Built
1890
Living Area
905 sq ft
Bedrooms
2
Full Baths
2
Total Rooms
5
Interior
Heating
Forced Air
Cooling
Central Air
Flooring
Wood
Appliances
Range, Oven, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Fireplace
None
Fireplaces
1
Basement
Y
Laundry
In Unit
Features
None
Exterior
Construction
None
Architecture
None
Roof
None
Features
Deck, Patio - Enclosed
Pool
None
Spa
None
Fencing
None
Patio/Porch
Deck, Patio - Enclosed
Parking
Features
Off Street, Rented
Total Spaces
1
Utilities
Electric
None
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$9,882
Assessed Value
$790,000
HOA & Community
HOA Fee
$167
Fee Includes
Water, Sewer, Insurance
Amenities
None
Optional Fee Includes
None
MA Disclosures
Seller Disclosures
Hvac System, Windows, And Roof Are Older. Hvac System Has Received Maintenance Each Year, And Filters Have Been Changed Out Quarterly. The Basement Floor Can Get Damp In Rainy Conditions.
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["Rowhouse"]
Unit/Building
1
Sq Ft Source
Public Record
Documents
None
County
Suffolk
Total market time (incl. prior listings)
8 days
Property Overview
Property Type
Condominium
Listing Type
Sale Pending
Year Built
1890
Bedrooms
2
Full Bathrooms
2
Living Area
905 sq ft
Total Rooms
5
Stories
1
Entry Level
1
Floor Layout
Interactive room guide
Floor Layout
Finished Area
905 sq ft above grade
FeaturesYes
Display Options
Outdoor Areas
Patio & porchDeck, Patio - Enclosed
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
Appliances:
Range, Oven, Dishwasher, Disposal, Refrigerator, Freezer, Washer, Dryer
Interior Features:
Windows:
Basement:
Y
Laundry:
In Unit
Security:
Construction & Materials
Year Built:
1890
Structure Type:
Rowhouse
Exterior Materials:
Roof:
Foundation:
Stories:
1
Heating, Cooling & Utilities
Heating:
Forced Air
Cooling:
Central Air
Hot Water:
Water Source:
Public
Sewer:
Public Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Deck, Patio - Enclosed
Patio & Porch:
Deck, Patio - Enclosed
Fencing:
Other Structures:
Lot Features:
Road Surface:
Parking & Garage
Total Parking Spaces:
1
Parking Features:
Off Street, Rented
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
C
Harvard-Kent Elementary School
< 0.1 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
0.4 mi
|
#85 of 352
|
Score: 51.3
Improved 4 spots from last year
-7 below state avg
507 students
Diverse
Grades PK-08
D
Horace Mann School for the Deaf Hard of Hearing
0.6 mi
|
#374 of 346
|
Score: 33.9
Same rank as last year
73 students
Diverse
Diverse Student Body
Grades PK-12
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
St. John Elementary School
0.8 mi
Grades PK-08
C+
Mario Umana Academy
0.9 mi
|
#11 of 16
|
Score: 26.9
Improved 333 spots from last year
-31.3 below state avg
634 students
Less Diverse
Rising School
Grades PK-08
East Boston Central Catholic School
0.9 mi
Grades PK-08
D
O'Donnell Elementary School
1.0 mi
|
#777 of 824
|
Score: 30.7
Dropped 52 spots from last year
-27.5 below state avg
256 students
Less Diverse
Grades PK-06
B+
Alighieri Dante Montessori School
1.1 mi
|
#5 of 12
|
Score: 45.3
Improved 124 spots from last year
-12.9 below state avg
109 students
Diverse
Rising School
Grades PK-06
C-
Kennedy Patrick J Elementary School
1.1 mi
|
#670 of 824
|
Score: 37.5
Improved 47 spots from last year
-20.7 below state avg
279 students
Less Diverse
Rising School
Grades PK-06
Middle Schools
10 schools
Middle School Academy
2.9 mi
F
Higginson/Lewis K-8 School
4.1 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
4.4 mi
Grades 05-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
4.5 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
4.8 mi
Mother Caroline Academy
4.9 mi
Grades 05-08
Epiphany School
5.7 mi
Grades 05-08
C
Ohrenberger School
9.2 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
0.6 mi
UP Academy
2.9 mi
High Schools
10 schools
D
Charlestown High School
0.4 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
1.2 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
C
Quincy Upper School
2.0 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
2.0 mi
Grades 07-12
Cathedral High School
2.4 mi
9 sports
• 430 athletes
Grades 07-12
A+
Boston Latin School
3.4 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
A-
O'Bryant School of Math & Science
3.5 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
3.6 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
C
Ruth Batson Academy
4.1 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
4.3 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
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Monthly Payment Breakdown
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Property Tax
$823
Homeowners Insurance
$200
HOA Fee
$167/mo
PMI (if <20% down)
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Year 1
95% Interest
Year 15
50/50
Year 30
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Location
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Neighborhood
Charlestown
21 Prospect St # 1, Boston MA 02129
Boston, MA 02129
Listing Information
Listing Agent
Tracy Shea
Listing Office
Coldwell Banker Realty - Boston
Office Phone
617-242-0025
Agent MLS ID
BB804998
Office MLS ID
AN6194
Listing Data Updated
Jun 5, 2026 4:58 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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