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

17

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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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

3 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

Harvard/Kent Elem

0.3 mi

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

M

Middle Schools

2 schools

Edwards Middle

0.5 mi

B+

Darby Vassall Upper School

1.3 mi | #118 of 352 | Score: 47.5

Improved 26 spots from last year

-10.7 below state avg

298 students Very Diverse

Rising School Diverse Student Body

Grades 06-08

H

High Schools

3 schools

Charlestown High

0.5 mi

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

B-

Community Charter School of Cambridge

1.2 mi | #178 of 346 | Score: 53.1

Dropped 57 spots from last year

-5.2 below state avg

251 students Diverse

7 sports • 202 athletes

High Graduation Rate College Ready Curriculum

Grades 06-12

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Interest

Principal

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

Date	Event	Price	Change	$/sqft	Details
02/07/2026	🏠 Listed for Sale	$3,750	-	-	Original listing

Price & Status History

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

Market Statistics

Days on Market

17 days

Price per Sq Ft

$5

Tax History

Year	Taxes	Assessment
Tax history not available

Elementary Schools

Middle Schools

High Schools

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21 Main # D, Boston MA 02129

About this home

Property Overview

Facts & Features

Home Facts

Interior

Exterior

Parking

Utilities

Financial

Interior Features

Construction & Materials

Heating, Cooling & Utilities

Exterior & Lot

Parking & Garage

Special Features

Location

Neighborhood

Walkability

Nearby Schools

Elementary Schools

Middle Schools

High Schools

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