OFF MARKET

Off market jul 2025 for $660K

$669,752

Est. refi paymentEst. refi $3,498/mo

•

1,302

sq ft

3 Seal Hbr #242, Winthrop, MA 02152

About this home

Newly renovated (2022) 2-bedroom, 2-bath ocean view condo in the desirable 3 Seal Harbor community including all new appliances, refinished HW floors, new carpet in bedrooms, and upgraded electric panel. Kitchen and master bath have all new cabinets and stone countertops. All outside walls have had upgraded insulation and baseboard heat installed in all main rooms. New water heater. The Seal Harbor condominium community is situated at the ocean's edge in Winthrop, MA, just fifteen minutes from Boston's financial district. Seal Harbor offers 24/7 concierge, on-site management, and heated indoor and outdoor pools. There is a full fitness center, as well as three separate function rooms with table tennis, billiards and television. Owners also have access to tennis courts, private basement storage, bicycle storage. This home has one deeded, secure, underground garage parking spot.

CondoProperty Type

1987Year Built

$514Est. Price/Sq.Ft.

1 car garageParking

Listed by Mark Carangelo • Mark Carangelo

Bought with Mark Carangelo • Mark Carangelo

Redfin checked: 2 minutes ago

•Source:MLS PIN #73313211

Redfin Estimate

$669,752

$9,752 since sold in July 2025$7,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 9.4% higher than the average sale price ($612K) of 6 comparable homes.

SOLD SEP 15, 2026
$715,500
A
2 beds2 baths1,414 sq ft
1 Seal Hbr #700, Winthrop, MA 02152
SOLD AUG 26, 2026
$589,000
B
2 beds2 baths1,241 sq ft
1 Seal Harbor Rd #116, Winthrop, MA 02152
SOLD MAY 7, 2026
$632,000
C
2 beds2 baths1,302 sq ft
3 Seal Hbr #344, Winthrop, MA 02152
SOLD MAR 2, 2026
$670,000
D
2 beds2 baths1,327 sq ft
3 Seal Harbor Rd #137, Winthrop, MA 02152
SOLD MAR 2, 2026
$543,000
E
2 beds2 baths1,203 sq ft
1 Seal Harbor Rd #415, Winthrop, MA 02152
SOLD SEP 4, 2026
$525,000
F
2 beds2 baths1,057 sq ft
382 Ocean Ave #407, Revere, MA 02151

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Sell

$118,559

Est. take-home

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Est. cash available

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Market trends in 02152, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.8%

+0.1% MoM

Median sale price

$629K

$6K MoM

Avg. days on market

23d

3 days MoM

Recently sold homes

4 MoM

New listings for sale

REDFIN OPEN SAT, 1PM TO 2:30PM
$1,275,000
4 beds3 baths2,599 sq ft
129 Strandway, Winthrop, MA 02152
NEW 25 HRS AGO
$569,000
2 beds1 bath1,692 sq ft
16 Loring Rd, Winthrop, MA 02152
OPEN SAT, 11:30AM TO 1PM
$574,995
2 beds1 bath1,614 sq ft
54 Trident Ave #54, Winthrop, MA 02152
OPEN SAT, 9:30AM TO 11AM
$349,900
2 beds1 bath811 sq ft
900 Governors Dr #37, Winthrop, MA 02152
OPEN SAT, 10:30AM TO 12PM
$649,900
3 beds2 baths1,925 sq ft
16 North Ave, Winthrop, MA 02152
OPEN SAT, 11:30AM TO 1PM
$637,900
2 beds2 baths1,233 sq ft
10 Somerset #307, Winthrop, MA 02152
OPEN SUN, 11AM TO 12:30PM
$879,900
4 beds1.5 baths1,942 sq ft
32 Elmwood Ave, Winthrop, MA 02152
OPEN SAT, 10AM TO 11:30AM
$260,000
1 bed1 bath667 sq ft
100 Governors Dr #2, Winthrop, MA 02152
OPEN SAT, 10AM TO 11:30AM
$679,900
2 beds1 bath1,144 sq ft
7 Enfield Rd, Winthrop, MA 02152
OPEN SAT, 11AM TO 1PM
$1,500,000
4 beds2 baths2,852 sq ft
63 Harbor View Ave, Winthrop, MA 02152
See all

Provided by Redfin

Sale history for 3 Seal Hbr #242

Year

Property tax

Land + Additions

Assessment*

2023

$5,635 (+5.7%)

$526,600

2022

$5,333 (−2.2%)

$453,500

2021

$5,452 (+3.5%)

$430,000

2020

$5,266 (−1.2%)

$417,300

2019

$5,330 (−3.1%)

$404,400

2018

$5,501 (+2.9%)

$388,500

2017

$5,348 (+2.4%)

$371,100

2016

$5,224 (+18.2%)

$339,900

2014

$4,420 (−1.5%)

$283,700

2013

$4,486 (+2.9%)

$300,900

2012

$4,360 (−2.2%)

$300,900

2011

$4,457 (+8.0%)

$323,000

2010

$4,128 (+22.7%)

$325,000

2009

$3,364

$337,400

Tax history for 3 Seal Hbr #242

Year

Property tax

Land + Additions

Assessment*

2023

$5,635 (+5.7%)

$526,600

2022

$5,333 (−2.2%)

$453,500

2021

$5,452 (+3.5%)

$430,000

2020

$5,266 (−1.2%)

$417,300

2019

$5,330 (−3.1%)

$404,400

2018

$5,501 (+2.9%)

$388,500

2017

$5,348 (+2.4%)

$371,100

2016

$5,224 (+18.2%)

$339,900

2014

$4,420 (−1.5%)

$283,700

2013

$4,486 (+2.9%)

$300,900

2012

$4,360 (−2.2%)

$300,900

2011

$4,457 (+8.0%)

$323,000

2010

$4,128 (+22.7%)

$325,000

2009

$3,364

$337,400

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

—

Year renovated

1989

Sq. Ft.

1,302

Year built

1987

Style

Condo/Co-op

County

APN

1425325

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 21, 2023.

Property details

Parking

Parking Information
Has Garage
Has Open Parking
# of Garage Spaces: 1
# of Covered Spaces: 1
AttachedGarageYN: Yes
Parking Features: Attached, Under, Garage Door Opener, Deeded, Off Street, Tandem, Common, Guest, Paved, Exclusive Parking

Interior

Bathroom Information
# of Bathrooms (Full): 2
Master Bathroom Features: Yes

Basement Information
Basement: Y

Laundry Information
Laundry Features: Common Area, In Building, In Unit, Electric Dryer Hookup

Interior Features
# of Rooms (Total): 4
Door Features: Insulated Doors
Window Features: Insulated Windows, Storm Window(s)
Flooring: Wood, Tile, Hardwood

Exterior

Building Information
Building Name: Seal Harbor
Building Area (Total): 1,302
Construction Materials: Brick
StructureType: High-Rise
Stories (Total): 10
Year Built Source: Public Records
Year Built Details: Actual
Lead Paint: None

Exterior Features
Fencing: Security
Roof: Rubber
Patio And Porch Features: Deck, Deck - Roof, Deck - Composite, Deck - Access Rights
Exterior Features: Deck, Deck - Roof, Deck - Composite, Deck - Access Rights, Balcony, Hot Tub/Spa, Garden, Gazebo, Outdoor Shower, Professional Landscaping, Sprinkler System, Tennis Court(s)

Pool Information
Has Spa
Pool Features: Association, In Ground, Indoor, Heated
Spa Features: Hot Tub/Spa

Property Information
Accessibility Features: Accessible Entrance
PropertySubType: Condominium
Property AttachedYN: Yes
Common Walls: 2+ Common Walls
Entry Level: 2
Entry Location: Unit Placement(Front)
Security Features: Intercom, TV Monitor, Doorman, Security Guard, Security Gate, Concierge
Other Structures: Gazebo
Has Waterview
Bay, Harbor, Ocean, Private

Lot Information
WaterfrontYN: Yes

Financial

Tax Information
Tax Annual Amount: $5,634.09
Tax Year: 2024

Utilities

Utility Information
Utilities: for Electric Range, for Electric Oven, for Electric Dryer
Sewer: Public Sewer
Water Source: Public
Electric: 110 Volts, Circuit Breakers

Heating & Cooling
Has Heating
Has Cooling
Heating: Central, Forced Air, Heat Pump, Electric, Individual, Unit Control
Cooling: Central Air, Heat Pump, Individual, Unit Control

Location

HOA Information
Association Fee: $830
Association Fee Frequency: Monthly
Association Fee Includes: Water, Sewer, Insurance, Security, Maintenance Structure, Road Maintenance, Maintenance Grounds, Snow Removal, Trash, Reserve Funds
Association Amenities: Pool, Laundry, Elevator(s), Tennis Court(s), Park, Recreation Facilities, Fitness Center, Sauna/Steam, Clubroom, Trail(s), Beach Rights, Storage, Garden Area, Clubhouse

Location Information
Directions: Left on Spitbook, right on Daniel Webster
UnparsedAddress: 3 Seal Harbor # 242, Winthrop MA 02152

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Marina, Public School, T-Station
Pets Allowed: Yes w/ Restrictions

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 1,302
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1987
Year Renovated: 1989
County: —
APN: 1425325

Home facts updated by county records on Jul 20, 2023

Other

Miscellaneous Information
Heat Zones: 3

Listing Information
Exclusions: Pets - Absolutely No Dogs Permitted. No Smoking (Of Anything) Or Vaping.
StandardStatus: Closed

Around this home

Schools

William P. Gorman/Fort Banks Elementary School

Public PreK-2 • Assigned • 0.7mi

Winthrop Middle School

Public 6-8 • Assigned • 0.8mi

8/10

Winthrop Senior High School

Public 9-12 • Assigned • 0.8mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Historical weather

Winthrop, MA • 02152

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$637,000 – $771,000

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Home values near 3 Seal Hbr #242

Data from public records.

Address	Redfin Estimate
3 Seal Harbor Road #237, Winthrop, MA 2 Beds \| 2 Baths \| 1318 Sq. Ft.	$673,735
3 Seal Harbor Road #332, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$553,748

Address	Redfin Estimate
3 Seal Harbor Road #243, Winthrop, MA 1 Beds \| 1 Baths \| 838 Sq. Ft.	$458,846
3 Seal Harbor Road #334, Winthrop, MA 1 Beds \| 1 Baths \| 840 Sq. Ft.	$519,860

Address	Redfin Estimate
3 Seal Harbor Road #246, Winthrop, MA 2 Beds \| 2 Baths \| 1202 Sq. Ft.	$580,482
3 Seal Harbor Road #341, Winthrop, MA 1 Beds \| 1 Baths \| 871 Sq. Ft.	$485,719

Property information provided by MLS PIN when last listed in 2024. This data may not match . Learn more.

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