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21 Main # D, Boston MA 02129

Boston, MA 02129 • Charlestown
$3,750
Est. $219/month
1
Beds
1
Baths
683
Sq Ft
$5
Price/Sq Ft
0
Lot Sq Ft
1987
Year Built
Condominium
Type
20
Days on Market
Active Listed Feb 7, 2026 • MLS# 73475220 Copied!

About this home

Available 3/1 – Gas Light District Corner Penthouse! Spacious, sun-drenched 1BR/1BA corner penthouse near City Square Park. Open layout with hardwood floors, wood-burning fireplace, and office/bar nook. Kitchen features off-white cabinets, granite counters & stainless appliances. Large bedroom with custom closet and private deck overlooking Saint Mary’s Church. Updated full bath with stone-top vanity & tub with tile surround. Amenities include central AC, in-unit W/D, private basement storage. Short distance to shops, restaurants, bus stops; minutes to downtown, public transit, and highways. Owner will entertain 12–18 month lease. Advanced notice required as a courtesy to current tenants. Don't miss out!

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Public Records

Current Owner

Owner ABBEY ST GERMAIN LLC MASS LLC
Mailing Address 177 HUNTINGTON AVE-FLOOR 24, BOSTON, MA, 02115

Land Use

Use Code 013
Description N/A
Style Vacant

Tax Information

Assessed Value $1,276,157
Tax Rate $10.29 per $1,000
Base Tax $13,132
CPA Surcharge 1% ($121)
Estimated Annual Tax $13,253

Assessment History

Year Land Building Total Change
FY2023 $491,691 $784,466 $1,276,157 —

Sale History

Date Price Book/Page
Aug 3, 1998 $9 22741/242

Municipal Context: BOSTON

Median Home Value $745,000
Avg SF Tax Bill $4,523
Residential Tax Rate $10.29/1000
CPA Surcharge 1%
County Suffolk
Match: address_exact (85.0% confidence) · Data as of Feb 27, 2026

Property Overview

Property Type
Condominium
Listing Type
For Rent
Year Built
1987
Bedrooms
1
Full Bathrooms
1
Living Area
683 sq ft
Total Rooms
3
Entry Level
3

Facts & Features

Home Facts

Type Residential Lease
Style Condominium
Year Built 1987
Living Area 683 sq ft
Lot Size 0.00
Bedrooms 1
Full Baths 1
Total Rooms 3

Interior

Heating Electric, Forced Air, Heat Pump
Cooling None
Flooring None
Appliances Range, Dishwasher, Microwave, Refrigerator, Freezer, Washer, Dryer
Fireplace Living Room
Fireplaces 1
Basement None
Laundry Laundry Closet, Third Floor, In Unit
Features Single Living Level

Exterior

Construction None
Architecture None
Roof None
Features Deck
Pool None
Spa None
Fencing None
Patio/Porch Deck

Parking

Features None

Utilities

Electric None
Water None
Sewer None
Gas None
Other None

Financial

HOA Yes

Interior Features

Flooring:
Appliances: Range, Dishwasher, Microwave, Refrigerator, Freezer, Washer, Dryer
Interior Features: Single Living Level
Windows:
Basement:
Laundry: Laundry Closet, Third Floor, In Unit
Security:

Construction & Materials

Year Built: 1987
Structure Type:
Exterior Materials:
Roof:
Foundation:

Heating, Cooling & Utilities

Heating: Electric, Forced Air, Heat Pump
Cooling:
Hot Water:
Water Source:
Sewer:
Energy Features:

Exterior & Lot

Exterior Features: Deck
Patio & Porch: Deck
Fencing:
Other Structures:
Lot Features:
Road Surface:

Parking & Garage

Parking Features:

Special Features

Fireplaces: 1
Fireplace Type: Living Room
Community Amenities: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Laundromat, Bike Path, Highway Access, House of Worship, Private School, Public School, T-Station, University

Location

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Neighborhood

Charlestown

21 Main # D, Boston MA 02129

Boston, MA 02129

Walkability

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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
E

Elementary Schools

10 schools
C
Harvard-Kent Elementary School
0.3 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
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
0.5 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
1.1 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
1.1 mi
Grades PK-08
Advent School
1.2 mi
Grades K-06
B+
Alighieri Dante Montessori School
1.2 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
Park Street School
1.3 mi
Grades K-07
M

Middle Schools

10 schools
Middle School Academy
2.8 mi
F
Higginson/Lewis K-8 School
3.8 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
4.1 mi
Grades 05-08
A
Uncommon Schools - Roxbury Preparatory Dorchester Campus Middle School
4.3 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
4.7 mi
Mother Caroline Academy
4.7 mi
Grades 05-08
Epiphany School
5.5 mi
Grades 05-08
C
Ohrenberger School
8.9 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
0.5 mi
UP Academy
2.8 mi
H

High Schools

10 schools
D
Charlestown High School
0.5 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
1.5 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
Newman School
1.8 mi
Grades 07-12
C
Quincy Upper School
1.8 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
Cathedral High School
2.2 mi
9 sports • 430 athletes
Grades 07-12
A+
Boston Latin School
3.2 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
3.2 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
3.4 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
C
Ruth Batson Academy
4.0 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
4.1 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
School data provided by BMN Schools

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Monthly Payment Breakdown

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Homeowners Insurance $200
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Payment Over Time

Interest
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Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
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Property History

Property Timeline

🏠
Listed for Sale
Feb 7, 2026
$3,750
Original listing
Agent: Nicole Bradford Office: Prestige Homes Real Estate, LLC

Price & Status History

Date Event Price Change
Feb 7, 2026 New Listing Added $3,750 —

Market Statistics

Days on Market
20 days
Price per Sq Ft
$5

Tax History

Year Taxes Assessment
Tax history not available

Listing Information

Listing Agent Nicole Bradford
Listing Office Prestige Homes Real Estate, LLC
Agent MLS ID CN208746
Office MLS ID AN2615
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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