3 Seal Harbor Rd #648, Winthrop, MA 02152

Off market apr 2014 for $435K

$705,337

Est. refi paymentEst. refi $3,178/mo

•

2 ba

•

1,302

sq ft

3 Seal Harbor Rd #648, Winthrop, MA 02152

About this home

CondoProperty Type

1987Year Built

$542Est. Price/Sq.Ft.

1 garage spacesParking

Listed by John Gearty • Prudential Buccelli Real Estate, Inc.

Listed by • Prudential Buccelli Real Estate, Inc.

Bought with John Buccelli • Prudential Buccelli Real Estate, Inc.

Source:MLS PIN #71240258

Redfin Estimate

$705,337

$270K since sold in April 2014$8,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.7% higher 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 SEP 15, 2026
$715,500
B
2 beds2 baths1,414 sq ft
1 Seal Hbr #700, Winthrop, MA 02152
SOLD AUG 26, 2026
$589,000
C
2 beds2 baths1,241 sq ft
1 Seal Harbor Rd #116, 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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$421,380

Est. take-home

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Est. cash available

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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 Harbor Rd #648

Date

Event

Price

Public Records

Apr 1, 2014

Sold

$435,000

$334/sq ft

Public Records

Aug 1, 2011

Sold

$346,500

$266/sq ft

MLS PIN #71240258

Jul 31, 2011

Sold

$345,000

$265/sq ft

Jun 10, 2011

Contingent

—

May 31, 2011

Listed

$359,000

$276/sq ft

MLS PIN #70114485

Jan 27, 2005

Sold

$405,000

$311/sq ft

Nov 27, 2004

Listing Removed

—

Nov 7, 2004

Listed

$409,000

$314/sq ft

Public Records

Feb 9, 1995

Sold

$167,000

$128/sq ft

Public Records

Jun 15, 1988

Sold

$212,000

$163/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$5,945 (+1.0%)

$555,600

2022

$5,888 (−2.1%)

$500,700

2021

$6,015 (+3.6%)

$474,400

2020

$5,808 (−1.1%)

$460,200

2019

$5,874 (−1.8%)

$445,700

2018

$5,984 (+2.9%)

$422,600

2017

$5,813 (−5.1%)

$403,400

2016

$6,128 (+28.3%)

$398,700

2014

$4,778 (−1.6%)

$306,700

2013

$4,858 (+2.9%)

$325,800

2012

$4,721 (+6.1%)

$325,800

2011

$4,451 (−7.0%)

$322,500

2010

$4,785 (+19.6%)

$376,800

2009

$4,002

$401,400

Tax history for 3 Seal Harbor Rd #648

Year

Property tax

Land + Additions

Assessment*

2023

$5,945 (+1.0%)

$555,600

2022

$5,888 (−2.1%)

$500,700

2021

$6,015 (+3.6%)

$474,400

2020

$5,808 (−1.1%)

$460,200

2019

$5,874 (−1.8%)

$445,700

2018

$5,984 (+2.9%)

$422,600

2017

$5,813 (−5.1%)

$403,400

2016

$6,128 (+28.3%)

$398,700

2014

$4,778 (−1.6%)

$306,700

2013

$4,858 (+2.9%)

$325,800

2012

$4,721 (+6.1%)

$325,800

2011

$4,451 (−7.0%)

$322,500

2010

$4,785 (+19.6%)

$376,800

2009

$4,002

$401,400

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

Property details

Interior

Bathroom Information
# of Full Baths: 2

Heating & Cooling
Heating Type: Forced Hot Water

Exterior

Exterior Information
Physical Condition: Average
Exterior Wall: Brick
Roof Covering Type: Rubber/Elastomeric
Roof Shape Type: Flat

Property Information
Subdivision Name: SEAL HARBOR 03 CONDO
Living Sq. Ft: 1,302
Gross Sq. Ft: 1,422
# of Units: 1
# of Stories: 1

Lot Information
# of Buildings: 1
Municipality Name: WINTHROP
State Use Description: CONDOMINIUM

Financial

Assessor Information
Assessment Year: 2023

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: 1425390

Home facts updated by county records on Jul 20, 2023

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

$671,000 – $812,000

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Home values near 3 Seal Harbor Rd #648

Data from public records.

Address	Redfin Estimate
3 Seal Harbor Road #134, Winthrop, MA 1 Beds \| 1 Baths \| 897 Sq. Ft.	$456,973
3 Seal Harbor Road #232, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$619,687
3 Seal Harbor Road #334, Winthrop, MA 1 Beds \| 1 Baths \| 840 Sq. Ft.	$511,394
3 Seal Harbor Road #432, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$551,103
3 Seal Harbor Road #536, Winthrop, MA 3 Beds \| 2.5 Baths \| 1674 Sq. Ft.	$926,223
3 Seal Harbor Road #633, Winthrop, MA 2 Beds \| 2 Baths \| 1286 Sq. Ft.	$591,417
3 Seal Harbor Road #733, Winthrop, MA 2 Beds \| 2 Baths \| 1286 Sq. Ft.	$648,956

Address	Redfin Estimate
3 Seal Harbor Road #136, Winthrop, MA 2 Beds \| 2.5 Baths \| 1505 Sq. Ft.	$707,159
3 Seal Harbor Road #237, Winthrop, MA 2 Beds \| 2 Baths \| 1318 Sq. Ft.	$653,080
3 Seal Harbor Road #337, Winthrop, MA 2 Beds \| 2 Baths \| 1318 Sq. Ft.	$648,784
3 Seal Harbor Road #436, Winthrop, MA 3 Beds \| 2.5 Baths \| 1674 Sq. Ft.	$1,118,670
3 Seal Harbor Road #541, Winthrop, MA 1 Beds \| 1 Baths \| 871 Sq. Ft.	$497,982
3 Seal Harbor Road #643, Winthrop, MA 1 Beds \| 1 Baths \| 838 Sq. Ft.	$488,352
3 Seal Harbor Road #737, Winthrop, MA 2 Beds \| 2 Baths \| 1318 Sq. Ft.	$652,433

Address	Redfin Estimate
3 Seal Harbor Road #231, Winthrop, MA 1 Beds \| 1.5 Baths \| 1033 Sq. Ft.	$519,179
3 Seal Harbor Road #333, Winthrop, MA 2 Beds \| 2 Baths \| 1286 Sq. Ft.	$630,214
3 Seal Harbor Road #345, Winthrop, MA 2 Beds \| 2 Baths \| 1310 Sq. Ft.	$608,173
3 Seal Harbor Road #535, Winthrop, MA 2 Beds \| 2 Baths \| 1306 Sq. Ft.	$581,663
3 Seal Harbor Road #631, Winthrop, MA 1 Beds \| 1.5 Baths \| 1033 Sq. Ft.	$530,012
3 Seal Harbor Road #645, Winthrop, MA 2 Beds \| 2 Baths \| 1310 Sq. Ft.	$580,531
3 Seal Harbor Road #741, Winthrop, MA 1 Beds \| 1 Baths \| 871 Sq. Ft.	$440,466

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