Condominium at 3 Seal Harbor # 336, Winthrop MA 02152, Winthrop
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$859,900

3 Seal Harbor # 336, Winthrop MA 02152
Winthrop, MA 02152
Listed by Cathie Curran
Bedrooms
2
Bathrooms
1.1
Living area
1,674 sqft
Year built
1987

About this home

A rare offering at the prestigious Seal Harbor III, this exceptional corner residence captures breathtaking panoramic water views from an expansive, light filled interior and a private balcony - perfect for enjoying morning coffee, evening sunsets, or simply taking in the every changing waterfront scenery. Completely reimagined with a full gut reno in 2010, the home showcases timeless design, an open concept floor plan, and impeccable craftsmanship throughout. Thoughtfully curated with luxurious finishes and custom details, the residence is designed for both elegant entertaining and effortless everyday living. The spa-inspired primary bath features a steam shower, while the versatile second bedroom-equally suited as a den or private office-is enhanced by a striking custom leather accent wall. Seal Harbor III offers an unmatched lifestyle with exceptional amenities, including 24 hour concierge, deeded garage parking 2 spots tandem(D41T), outdoor/guest parking, heated indoor pool/hot tub, outdoor pool, storage closet, clubhouse, tennis courts and so much more.

Highlights

Waterfront

Property details

MLS #
73554136
Property type
Condominium
Subdivision
N/A
Status
Active
Days on market
34
On market date
July 23, 2026
Stories
1
Total bathrooms
2
Garage spaces
2
Parking spaces
3
Lot size
N/A
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Nearby schools

Within 10 miles · public school directory data (NCES)

Elementary
William P. Gorman/Fort Banks Elementary
0.7 mi away · Grades -1-2
Nearest school -- attendance-zone data not available here
4.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
481
Student:teacher ratio
12.7:1
District
Winthrop
Middle
Winthrop Middle School
0.84 mi away · Grades 6-8
Nearest school -- attendance-zone data not available here
5.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
423
Student:teacher ratio
11.1:1
District
Winthrop
High
Winthrop High School
0.85 mi away · Grades 9-12
Nearest school -- attendance-zone data not available here
4.0
Local Score (student-teacher ratio only (preliminary -- will incorporate state test-score data once available)) -- not an official state rating
Enrollment
564
Student:teacher ratio
13.4:1
District
Winthrop

Mortgage calculator

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Est. monthly payment
$5,328/mo
$171,980 down
$687,920 loan
Principal & interest$4,462
Property tax (est.)$717
Home insurance (est.)$150

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Data source: Listing information provided by MLS Property Information Network via Trestle/CoreLogic. Last updated 20 days ago.

Information herein deemed reliable but not guaranteed; all measurements, school assignments, HOA fees, taxes, and feature lists are approximate and should be independently verified. Equal Housing Opportunity.