Google satellite image for 3 Seal Harbor Rd #131, Winthrop, MA 02152

Off market sep 1987 for $109K

$366,950

Est. refi paymentEst. refi $738/mo

•

1 ba

•

698

sq ft

3 Seal Harbor Rd #131, Winthrop, MA 02152

About this home

3 Seal Harbor Rd #131 is a 698 square foot condo with 1 bedroom and 1 bathroom. - it last sold on September 04, 1987 for $109,000. Based on Redfin's Winthrop data, we estimate the home's value is $366,950.

CondoProperty Type

1987Year Built

$526Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$366,950

$258K since sold in September 1987$5,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.6% lower than the average sale price ($451K) of 6 comparable homes.

SOLD MAY 19, 2026
$630,000
A
1 bed1 bath910 sq ft
3 Seal Harbor Rd #133, Winthrop, MA 02152
SOLD SEP 1, 2026
$315,000
B
1 bed1 bath704 sq ft
376 Ocean Ave #207, Revere, MA 02151
SOLD APR 3, 2026
$515,000
C
1 bed1 bath840 sq ft
3 Seal Harbor Rd #634, Winthrop, MA 02152
SOLD AUG 20, 2026
$550,000
D
1 bed1 bath994 sq ft
1 Seal Harbor Rd #300, Winthrop, MA 02152
SOLD AUG 6, 2026
$325,000
E
1 bed1 bath704 sq ft
376 Ocean Ave #910, Revere, MA 02151
SOLD AUG 21, 2026
$370,000
F
2 beds1 bath723 sq ft
300 Governors Dr #21, Winthrop, MA 02152

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$347,764

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

99.0%

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

NEW 23 HRS AGO
$849,000
6 beds2 baths1,920 sq ft
50-52 Bowdoin St, Winthrop, MA 02152
COMING SOON
$1,995,000
5 beds3.5 baths3,686 sq ft
119 Washington Ave, Winthrop, MA 02152
$519,000
3 beds2 baths1,256 sq ft
173-175 Shirley St #6, Winthrop, MA 02152
3D WALKTHROUGH
$839,000
4 beds3 baths2,204 sq ft
23 Sagamore, Winthrop, MA 02152
$979,000
4 beds2.5 baths2,666 sq ft
316 Bowdoin St, Winthrop, MA 02152
$989,000
3 beds3.5 baths2,180 sq ft
44 Bowdoin St, Winthrop, MA 02152
$339,999
2 beds1 bath772 sq ft
800 Governors Dr #6, Winthrop, MA 02152
$425,000
2 beds1 bath861 sq ft
29 Seafoam Ave #1, Winthrop, MA 02152
$498,500
2 beds1.5 baths1,002 sq ft
1020 Shirley St #1020, Winthrop, MA 02152
$519,000
3 beds1 bath1,374 sq ft
23 Trident #1, Winthrop, MA 02152
See all

Provided by Redfin

Sale history for 3 Seal Harbor Rd #131

Year

Property tax

Land + Additions

Assessment*

2023

$3,105 (+0.9%)

$290,200

2022

$3,078 (−2.1%)

$261,700

2021

$3,145 (+3.5%)

$248,000

2020

$3,038 (−1.1%)

$240,700

2019

$3,072 (−3.1%)

$233,100

2018

$3,169 (+2.9%)

$223,800

2017

$3,079 (+2.4%)

$213,700

2016

$3,006 (+18.3%)

$195,600

2014

$2,540 (−1.5%)

$163,000

2013

$2,579 (+2.9%)

$173,000

2012

$2,507 (−17.2%)

$173,000

2011

$3,029 (+14.4%)

$219,500

2010

$2,648 (+27.5%)

$208,500

2009

$2,077

$208,300

Tax history for 3 Seal Harbor Rd #131

Year

Property tax

Land + Additions

Assessment*

2023

$3,105 (+0.9%)

$290,200

2022

$3,078 (−2.1%)

$261,700

2021

$3,145 (+3.5%)

$248,000

2020

$3,038 (−1.1%)

$240,700

2019

$3,072 (−3.1%)

$233,100

2018

$3,169 (+2.9%)

$223,800

2017

$3,079 (+2.4%)

$213,700

2016

$3,006 (+18.3%)

$195,600

2014

$2,540 (−1.5%)

$163,000

2013

$2,579 (+2.9%)

$173,000

2012

$2,507 (−17.2%)

$173,000

2011

$3,029 (+14.4%)

$219,500

2010

$2,648 (+27.5%)

$208,500

2009

$2,077

$208,300

*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: 1

Heating & Cooling
Heating Type: Forced Air

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: 698
Gross Sq. Ft: 818
# 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: 1
Baths: 1.0
Sq. Ft.: 698
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1987
Year Renovated: 1989
County: —
APN: 1425310

Home facts updated by county records on Jul 20, 2023

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

$349,000 – $422,000

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New listings for sale in 02152

NEW 23 HRS AGO

$849,000

6 beds2 baths1,920 sq ft

50-52 Bowdoin St, Winthrop, MA 02152

Prime location • Proximity to subway • Recently renovated

COMING SOON

$1,995,000

5 beds3.5 baths3,686 sq ft

119 Washington Ave, Winthrop, MA 02152

Waterfront victorian • Roof deck • On-demand hot water

$519,000

3 beds2 baths1,256 sq ft

173-175 Shirley St #6, Winthrop, MA 02152

Top floor • Two level • Refinished hardwood

3D WALKTHROUGH

$839,000

4 beds3 baths2,204 sq ft

23 Sagamore, Winthrop, MA 02152

Updated kitchen • Wine refrigerator • Fenced in backyard

$979,000

4 beds2.5 baths2,666 sq ft

316 Bowdoin St, Winthrop, MA 02152

Refined finishes • Access to beach • 4,633 sq ft lot

$989,000

3 beds3.5 baths2,180 sq ft

44 Bowdoin St, Winthrop, MA 02152

Gut renovated • Income potential • Two private decks

$339,999

2 beds1 bath772 sq ft

800 Governors Dr #6, Winthrop, MA 02152

Open floor plan • Renovated kitchen • Granite countertops

$425,000

2 beds1 bath861 sq ft

29 Seafoam Ave #1, Winthrop, MA 02152

Updated kitchen • Dedicated laundry • Assigned parking

$498,500

2 beds1.5 baths1,002 sq ft

1020 Shirley St #1020, Winthrop, MA 02152

On site parking • Curbside parking • Three yacht clubs

Home values near 3 Seal Harbor Rd #131

Data from public records.

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 135, Winthrop, MA 2 Beds \| 2 Baths \| 1370 Sq. Ft.	$593,063
3 Seal Harbor Rd Apartment 231, Winthrop, MA 1 Beds \| 1.5 Baths \| 1033 Sq. Ft.	$519,576

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 136, Winthrop, MA 2 Beds \| 2.5 Baths \| 1505 Sq. Ft.	$728,812
3 Seal Harbor Rd Apartment 232, Winthrop, MA 1 Beds \| 2 Baths \| 1263 Sq. Ft.	$628,262

Address	Redfin Estimate
3 Seal Harbor Rd Apartment 137, Winthrop, MA 2 Beds \| 2 Baths \| 1327 Sq. Ft.	$708,269
3 Seal Harbor Rd Apartment 235, Winthrop, MA 2 Beds \| 2 Baths \| 1306 Sq. Ft.	$638,228

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