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27 Monument Square # 4, Boston MA 02129

Boston, MA 02129 • Charlestown
$1,800,000
Est. $11,539/month
3
Beds
2.5
Baths
1,785
Sq Ft
$1,008
Price/Sq Ft
1899
Year Built
Condominium
Type
8 hours 6 minutes
Time on Market
Active Open House Listed Apr 8, 2026 • MLS# 73498680 Copied!

About this home

This spectacular, 3+BR/2.5BA, penthouse duplex is well located on Monument Square in a handsome brick bow front townhome, and offers 1785sf of beautifully renovated space, a private 250sf roof deck with sweeping views of the Bunker Hill Monument and city skyline, a common yard and 1 car parking. This rare find features a sunny southwest exposure, an elegant front to back living/dining space with two marble mantels, fireplace, striking columns, office with French doors, and half BA. The chef’s kitchen offers high-end Viking and SubZero appliances, including wine fridge; quartz countertops, herringbone marble backsplash and ample cabinetry. The spacious primary bedroom, with walk-in closet, ensuite bath with marble topped navy vanity, and frameless glass shower with marble tile flooring, offers incredible Monument and park views. A large rear bedroom with custom closet and adorable nursery are serviced by a full bath with clawfoot tub. C/Air, storage, 100% owner occupied.

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Property Overview

Property Type
Condominium
Listing Type
For Sale
Year Built
1899
Bedrooms
3
Full Bathrooms
2
Half Bathrooms
1
Living Area
1,785 sq ft
Total Rooms
7
Stories
2
Entry Level
3
Main Level Bedrooms
3

Open House Schedule

09
Apr
Thursday, April 9
5:00 PM - 6:30 PM EDT

Facts & Features

Central AC

Home Facts

Type Residential
Style Condominium
Year Built 1899
Living Area 1,785 sq ft
Bedrooms 3
Full Baths 2
Half Baths 1
Total Rooms 7

Interior

Heating Baseboard, Hot Water
Cooling Central Air
Flooring Tile, Marble, Hardwood, Wood
Appliances Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer, Wine Refrigerator, Range Hood
Fireplace Dining Room, Living Room, Master Bedroom
Fireplaces 1
Basement N
Laundry Flooring - Wood, Main Level, Electric Dryer Hookup, Washer Hookup, Third Floor, In Unit
Features Closet/cabinets - Custom Built, Crown Molding, Study, Wired For Sound, Other

Exterior

Construction Brick, Stone
Architecture None
Roof Rubber
Features Deck - Roof
Pool None
Spa None
Fencing Security
Patio/Porch Deck - Roof

Parking

Features Off Street, Deeded, Exclusive Parking
Total Spaces 1

Utilities

Electric None
Water Public
Sewer Public Sewer
Gas None
Other For Gas Range, For Gas Oven, For Electric Dryer, Washer Hookup

Financial

Annual Tax $17,365
Assessed Value $1,738,600

Interior Features

Flooring: Tile, Marble, Hardwood, Wood
Appliances: Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer, Wine Refrigerator, Range Hood
Interior Features: Closet/Cabinets - Custom Built, Crown Molding, Study, Wired for Sound, Other
Windows:
Basement: N
Laundry: Flooring - Wood, Main Level, Electric Dryer Hookup, Washer Hookup, Third Floor, In Unit
Security: Intercom

Construction & Materials

Year Built: 1899
Effective Year (Renovated): 1984
Structure Type: Rowhouse
Exterior Materials: Brick, Stone
Roof: Rubber
Foundation:
Stories: 2

Heating, Cooling & Utilities

Heating: Baseboard, Hot Water
Heating Zones: 1
Cooling: Central Air
Cooling Zones: 1
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

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

Parking & Garage

Total Parking Spaces: 1
Parking Features: Off Street, Deeded, Exclusive Parking

Special Features

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

Location

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Neighborhood

Charlestown

27 Monument Square # 4, 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
0.2 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
0.2 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
0.4 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
0.9 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
C+
Mario Umana Academy
1.0 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
St. John Elementary School
1.0 mi
Grades PK-08
East Boston Central Catholic School
1.1 mi
Grades PK-08
D
O'Donnell Elementary School
1.2 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
1.2 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
C-
Kennedy Patrick J Elementary School
1.3 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
M

Middle Schools

10 schools
Middle School Academy
3.1 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
4.6 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
4.9 mi
Mother Caroline Academy
5.0 mi
Grades 05-08
Epiphany School
5.8 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
0.3 mi
UP Academy
3.1 mi
H

High Schools

10 schools
D
Charlestown High School
0.2 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
1.4 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
2.0 mi
Grades 07-12
C
Quincy Upper School
2.1 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
2.5 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
3.7 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
4.2 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
4.4 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

Principal & Interest $0
Property Tax $1,447
Homeowners Insurance $200
HOA Fee $790/mo
PMI (if <20% down) $0

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Payment Over Time

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

Property Timeline

🏠
Listed for Sale
Apr 8, 2026
$1,800,000
Original listing
Agent: Nancy Roth Office: Gibson Sotheby's International Realty

Price & Status History

Date Event Price Change
Apr 8, 2026 New Listing Added $1,800,000 —

Market Statistics

Time on Market
8 hours 6 minutes
Price per Sq Ft
$1,008

Tax History

Year Taxes Assessment
2026 $17,365 $1,738,600

Financial Details

Annual Property Tax
$17,365
Tax Year 2026
HOA Fee
$790
Monthly
Assessed Value
$1,738,600

Listing Information

Listing Agent Nancy Roth
Listing Office Gibson Sotheby's International Realty
Agent MLS ID H8000088
Office MLS ID BB9059
Listing Data Updated Apr 8, 2026 10:06 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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