OFF MARKET

Off market may 2023 for $583K

$591,417

Est. refi paymentEst. refi $3,866/mo

•

1,286

sq ft

3 Seal Hbr #633, Winthrop, MA 02152

About this home

CondoProperty Type

1987Year Built

$460Est. Price/Sq.Ft.

1 car garageParking

Listed by Mark Carangelo • Mark Carangelo

Bought with Mark Carangelo • Mark Carangelo

Redfin checked: a minute ago

•Source:MLS PIN #73086499

Redfin Estimate

$591,417

$8,417 since sold in May 2023$6,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.9% lower than the average sale price ($649K) of 6 comparable homes.

SOLD BY REDFIN OCT 23, 2026
$623,000
A
2 beds2 baths1,302 sq ft
3 Seal Harbor Rd #342, 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 SEP 15, 2026
$715,500
C
2 beds2 baths1,414 sq ft
1 Seal Hbr #700, Winthrop, MA 02152
SOLD MAY 7, 2026
$632,000
D
2 beds2 baths1,302 sq ft
3 Seal Hbr #344, Winthrop, MA 02152
SOLD MAR 2, 2026
$670,000
E
2 beds2 baths1,327 sq ft
3 Seal Harbor Rd #137, Winthrop, MA 02152
SOLD OCT 15, 2026
$665,000
F
2 beds2 baths1,471 sq ft
550 Pleasant St #510, Winthrop, MA 02152

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$125,106

Est. take-home

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Market trends in 02152, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.0%

0.9% MoM

Median sale price

$715K

$86K MoM

Avg. days on market

27d

4 days MoM

Recently sold homes

3 MoM

New listings for sale

FOR SALE BY OWNER
$675,000
3 beds1 bath1,198 sq ft
25 North Ave, Winthrop, MA 02152
OPEN TODAY, 11AM TO 12:30PM
$699,000
3 beds1.5 baths2,053 sq ft
65 Sunnyside Ave, Winthrop, MA 02152
OPEN TODAY, 12PM TO 1:30PM
$730,000
3 beds1.5 baths1,406 sq ft
9 Lincoln St, Winthrop, MA 02152
$835,000
6 beds3 baths2,424 sq ft
11-15 Sturgis St, Winthrop, MA 02152
$365,000
2 beds1 bath782 sq ft
200 Governors Dr #19, Winthrop, MA 02152
OPEN TODAY, 12PM TO 1:30PM
$865,000
2 beds2.5 baths1,806 sq ft
1001 Shirley St #2, Winthrop, MA 02152
OPEN TODAY, 11AM TO 12:30PM
$649,900
3 beds2 baths1,515 sq ft
19 Beal St, Winthrop, MA 02152
OPEN TODAY, 11AM TO 12:30PM
$869,000
3 beds2 baths1,925 sq ft
115 Read St #1, Winthrop, MA 02152
OPEN TODAY, 11AM TO 12:30PM
$889,000
3 beds2 baths2,916 sq ft
115 Read St #2, Winthrop, MA 02152
OPEN TODAY, 11:30AM TO 1PM
$629,900
2 beds1 bath1,166 sq ft
96 Marshall St, Winthrop, MA 02152
See all

Provided by Redfin

Sale history for 3 Seal Hbr #633

Year

Property tax

Land + Additions

Assessment*

2023

$5,478 (+0.9%)

$512,000

2022

$5,427 (−2.1%)

$461,500

2021

$5,545 (+3.5%)

$437,300

2020

$5,355 (−1.1%)

$424,300

2019

$5,416 (−3.0%)

$410,900

2018

$5,586 (+2.9%)

$394,500

2017

$5,427 (−1.9%)

$376,600

2016

$5,533 (+18.7%)

$360,000

2014

$4,663 (−1.6%)

$299,300

2013

$4,740 (+2.9%)

$317,900

2012

$4,606 (+11.0%)

$317,900

2011

$4,148 (−10.5%)

$300,600

2010

$4,637 (+22.6%)

$365,100

2009

$3,782

$379,300

Tax history for 3 Seal Hbr #633

Year

Property tax

Land + Additions

Assessment*

2023

$5,478 (+0.9%)

$512,000

2022

$5,427 (−2.1%)

$461,500

2021

$5,545 (+3.5%)

$437,300

2020

$5,355 (−1.1%)

$424,300

2019

$5,416 (−3.0%)

$410,900

2018

$5,586 (+2.9%)

$394,500

2017

$5,427 (−1.9%)

$376,600

2016

$5,533 (+18.7%)

$360,000

2014

$4,663 (−1.6%)

$299,300

2013

$4,740 (+2.9%)

$317,900

2012

$4,606 (+11.0%)

$317,900

2011

$4,148 (−10.5%)

$300,600

2010

$4,637 (+22.6%)

$365,100

2009

$3,782

$379,300

*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.

1,286

Year built

1987

Style

Condo/Co-op

County

APN

1425378

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, 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): 1,286
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, Corner
Entry Level: 2
Entry Location: Unit Placement(Upper,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: $5,478.40
Tax Year: 2023

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: $742.25
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 # 633, 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.: 1,286
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1987
Year Renovated: 1989
County: —
APN: 1425378

Home facts updated by county records on Jul 20, 2023

Other

Miscellaneous Information
Heat Zones: 3

Listing Information
StandardStatus: Closed

Around this home

Schools

K - 12
Preschool & daycare

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

$562,000 – $681,000

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OPEN TODAY, 11AM TO 12:30PM

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OPEN TODAY, 11AM TO 12:30PM

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OPEN TODAY, 11AM TO 12:30PM

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Home values near 3 Seal Hbr #633

Data from public records.

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 132, Winthrop, MA 1 Beds \| 2 Baths \| 1341 Sq. Ft.	$560,362
3 Seal Harbor Rd Apartment 332, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$542,991
3 Seal Harbor Rd Apartment 434, Winthrop, MA 1 Beds \| 1 Baths \| 840 Sq. Ft.	$485,984
3 Seal Harbor Rd Apartment 445, Winthrop, MA 2 Beds \| 2 Baths \| 1310 Sq. Ft.	$584,906
3 Seal Harbor Rd Apartment 632, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$635,576
3 Seal Harbor Rd Apartment 637, Winthrop, MA 2 Beds \| 2 Baths \| 1318 Sq. Ft.	$678,292
3 Seal Harbor Rd Apartment 644, Winthrop, MA 2 Beds \| 2 Baths \| 1302 Sq. Ft.	$669,720

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 234, Winthrop, MA 1 Beds \| 1 Baths \| 890 Sq. Ft.	$497,548
3 Seal Harbor Rd Apartment 343, Winthrop, MA 1 Beds \| 1 Baths \| 823 Sq. Ft.	$474,203
3 Seal Harbor Rd Apartment 435, Winthrop, MA 2 Beds \| 2 Baths \| 1306 Sq. Ft.	$572,841
3 Seal Harbor Rd Apartment 534, Winthrop, MA 1 Beds \| 1 Baths \| 840 Sq. Ft.	$504,228
3 Seal Harbor Rd Apartment 635, Winthrop, MA 2 Beds \| 2 Baths \| 1306 Sq. Ft.	$595,176
3 Seal Harbor Rd Apartment 641, Winthrop, MA 1 Beds \| 1 Baths \| 871 Sq. Ft.	$464,681
3 Seal Harbor Rd Apartment 648, Winthrop, MA 2 Beds \| 2 Baths \| 1302 Sq. Ft.	$705,337

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 241, Winthrop, MA 1 Beds \| 1 Baths \| 871 Sq. Ft.	$455,236
3 Seal Harbor Rd Apartment 433, Winthrop, MA 2 Beds \| 2 Baths \| 1286 Sq. Ft.	$535,172
3 Seal Harbor Rd Apartment 442, Winthrop, MA 2 Beds \| 2 Baths \| 1332 Sq. Ft.	$603,228
3 Seal Harbor Rd Apartment 537, Winthrop, MA 2 Beds \| 2 Baths \| 1309 Sq. Ft.	$707,914
3 Seal Harbor Rd Apartment 636, Winthrop, MA 3 Beds \| 2.5 Baths \| 1674 Sq. Ft.	$817,481
3 Seal Harbor Rd Apartment 642, Winthrop, MA 2 Beds \| 2 Baths \| 1315 Sq. Ft.	$699,837
3 Seal Harbor Rd Apartment 731, Winthrop, MA 1 Beds \| 1.5 Baths \| 1033 Sq. Ft.	$570,202

Property information provided by MLS PIN when last listed in 2023. This data may not match . Learn more.

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