SOLD FEB 11, 2026

Off market feb 2026 for $1.6M

$1,644,937

•

1,585

sq ft

12 Prospect St #2, Boston, MA 02129

About this home

Penthouse 3 bed/3 bath with most spectacular Private Roof Deck! This no-expense-spared renovation, by Charlestown's most reputable builder, provides an idyllic floor plan with high-end custom finishes throughout. Large & dimensional living features bow-front window and centered marble-surround gas fireplace. Magazine-quality kitchen with quartz counters, tile backsplash, professional grade appliances, oversized center island with built-in breakfast bar + dedicated formal dining area. Private balcony off main-living level is the perfect spot for morning coffee! Primary suite offers spa-like bath with double vanity & frameless glass shower. Generous guest beds feature dedicated designer full baths. Enjoy the seasons, sunsets, and summer fireworks from your breathtaking private roof deck - panoramic views from Boston Harbor, across the entire Skyline, and all the way to the Monument! Rental parking available. A special opportunity just steps to everything Charlestown has to offer.

CondoProperty Type

2025Year Built

$1,038Est. Price/Sq.Ft.

Listed by Adam Geragosian • Compass

Bought with O'Connor & Highland • Keller Williams Realty Boston-Metro | Back Bay

Redfin checked: a minute ago

•Source:MLS PIN #73460227

Redfin Estimate

$1,644,937

$63 since sold in February 2026$27K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 0.6% lower than the average sale price ($1.66M) of 6 comparable homes.

SOLD MAR 16, 2026
$1,280,000
A
3 beds3 baths1,421 sq ft
12 Prospect St #1, Boston, MA 02129
SOLD AUG 21, 2026
$750,000
B
3 beds2.5 baths1,596 sq ft
32 Eutaw St, East Boston, MA 02128
SOLD DEC 1, 2025
$1,860,000
C
3 beds2.5 baths1,730 sq ft
98 Warren St #98, Boston, MA 02129
SOLD JUL 10, 2026
$2,764,000
D
3 beds2.5 baths2,300 sq ft
78 Warren St, Charlestown, MA 02129
SOLD JUL 31, 2026
$1,950,000
E
3 beds3 baths2,027 sq ft
115 Baldwin St, Charlestown, MA 02129
SOLD MAR 31, 2026
$1,330,000
F
3 beds2.5 baths1,738 sq ft
68 Ferrin St, Charlestown, MA 02129

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Earn from this home

Sell

$260,414

Est. take-home

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Rent

$4,633/mo

Redfin rental estimate

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Market trends in Thompson Square-Bunker Hill, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

100.3%

1.6% MoM

Median sale price

$1.2M

$85K MoM

Avg. days on market

19d

3 days MoM

Recently sold homes

2 MoM

New listings for sale

$1,199,000
2 beds2.5 baths1,667 sq ft
429 Main St, Charlestown, MA 02129
$749,000
2 beds1.5 baths1,117 sq ft
254-6 Main St #2, Charlestown, MA 02129
3D WALKTHROUGH
$665,000
2 beds1.5 baths949 sq ft
106 13th #312, Charlestown, MA 02129
EARLY ACCESS
$1,499,000
5 beds3 baths2,960 sq ft
25 Allston St, Charlestown, MA 02129
$574,000
1 bed1 bath650 sq ft
42 8th St #1519, Charlestown, MA 02129
$640,000
2 beds1 bath718 sq ft
73 Sullivan St #4, Charlestown, MA 02129
$1,775,000
3 beds3 baths2,192 sq ft
40 Mount Vernon St #1, Boston, MA 02129
$779,000
2 beds2 baths937 sq ft
42 8th St #1104, Charlestown, MA 02129
$765,000
1 bed1 bath797 sq ft
3 Dexter Row #3, Boston, MA 02129
$1,195,000
2 beds2 baths1,293 sq ft
281 1/2 Main St #281, Charlestown, MA 02129
See all

Provided by Redfin

Sale history for 12 Prospect St #2

Public record

Public record
Zoning

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Single Family Residential

County

Suffolk County

APN

1281920

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Dec 5, 2025.

CHARLESTOWN NEIGHBORHOOD-3F-2000

NDOD-BUNKER HILL

RESTRICTED ROOF STRUCTURE DISTRICT

Charlestown Neighborhood-Three-Family Residential Subdistrict

The Three-Family Residential (3F) Subdistricts are established to preserve low density three-family areas with a variety of housing types appropriate to the existing fabric, including one-, two-, and three-family Dwellings, to preserve existing structures, to provide for new infill construction appropriate to the existing fabric, and to allow minor changes to occur as-of-right. In a 3F Subdistrict, the maximum number of Dwelling Units allowed in a single structure, or in any combination of semi-attached or attached structures (including semi-attached Dwellings, Town Houses, and Row Houses) is 3.

Zone overlays

Restricted Roof Structure Overlay District In the East Boston Neighborhood District

Permitted uses

Include but are not limited to:

Religious facility
Day care facility
Housing-Group
Housing-Multiple units
Bed & breakfast
Educational/school
Fire house
Library
Park & open space

Property details

Parking

Parking Information
Open Parking Spaces: 0

Interior

Master Bedroom Information
Level: Third

Bedroom #2 Information
Level: Third

Bedroom #3 Information
Level: Second

Bathroom Information
# of Bathrooms (Full): 3

Living Room Information
Level: Second

Kitchen Information
Level: Second

Basement Information
Basement: N

Fireplace Information
Has Fireplace
# of Fireplaces (Total): 1

Appliances
Appliances: Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer, Wine Refrigerator, Range Hood

Interior Features
# of Rooms (Total): 6
Flooring: Wood, Tile

Exterior

Building Information
Building Area (Total): 1,585
Construction Materials: Frame
StructureType: Rowhouse
Stories (Total): 2
Year Built Source: Public Records
Year Built Details: Actual

Exterior Features
Roof: Rubber

Property Information
PropertySubType: Condominium
Above Grade Finished Area: 1585
Entry Level: 2
Entry Location: Unit Placement(Upper)

Financial

Tax Information
Tax Annual Amount: $7,878
Tax Year: 2025

Utilities

Utility Information
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Heating
Has Cooling
Heating: Central
Cooling: Central Air

Location

HOA Information
Association Fee: $250
Association Fee Includes: Water, Sewer, Insurance, Reserve Funds

Location Information
Directions: 12 Prospect St
UnparsedAddress: 12 Prospect St # 2, Boston MA 02129

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Medical Facility, Highway Access, Marina, Public School, T-Station

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Single Family Residential
Year Built: —
Year Renovated: —
County: Suffolk County
APN: 1281920

Home facts updated by county records on Dec 5, 2025

Other

Listing Information
StandardStatus: Closed

Around this home

Schools

Harvard-Kent Elementary School

Public PreK-6 • Assigned • 0.1mi

4/10

Warren-Prescott K-8 School

Public PreK-8 • Assigned • 0.4mi

8/10

Charlestown High School

Public 7-12 • Assigned • 0.4mi

3/10

East Boston High School

Public 7-12 • Assigned • 1.2mi

2/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 95° expected this year, 15 days in 30 years

6/10 Wind Factor

67% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Boston, MA • 02129

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Estimated sale price

$1.56M – $1.89M

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New listings for sale in 02129

$1,199,000

2 beds2.5 baths1,667 sq ft

429 Main St, Charlestown, MA 02129

$749,000

2 beds1.5 baths1,117 sq ft

254-6 Main St #2, Charlestown, MA 02129

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2 beds1.5 baths949 sq ft

106 13th #312, Charlestown, MA 02129

EARLY ACCESSCOMPASS COMING SOON

$1,499,000

5 beds3 baths2,960 sq ft

25 Allston St, Charlestown, MA 02129

$574,000

1 bed1 bath650 sq ft

42 8th St #1519, Charlestown, MA 02129

$640,000

2 beds1 bath718 sq ft

73 Sullivan St #4, Charlestown, MA 02129

$1,775,000

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40 Mount Vernon St #1, Boston, MA 02129

$779,000

2 beds2 baths937 sq ft

42 8th St #1104, Charlestown, MA 02129

$765,000

1 bed1 bath797 sq ft

3 Dexter Row #3, Boston, MA 02129

Home values near 12 Prospect St #2

Data from public records.

Address	Redfin Estimate
11 Prospect Street, Charlestown, MA 2 Beds \| 2 Baths \| 1500 Sq. Ft.	$1,496,737
12 Prospect Street, Charlestown, MA 4 Beds \| 2.5 Baths \| 2310 Sq. Ft.	$1,485,920

Address	Redfin Estimate
20 Prospect Street, Charlestown, MA 3 Beds \| 3.5 Baths \| 2000 Sq. Ft.	$2,486,567
10 Prospect Street, Charlestown, MA 11 Beds \| 3 Baths \| 4809 Sq. Ft.	$1,993,292

Address	Redfin Estimate
16 Prospect Street, Charlestown, MA 5 Beds \| 3 Baths \| 3264 Sq. Ft.	$1,504,173
8 Prospect Street Unit 1, Charlestown, MA 2 Beds \| 2 Baths \| 1131 Sq. Ft.	$1,108,146

Property information provided by MLS PIN when last listed in 2025. This data may not match . Learn more.

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