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3 Seal Harbor #336, 
Winthrop, MA 02152

$859,900

2

Beds

2

Baths

1,674

Sq Ft

Condo

Active

Listed by

Mary Curran

Charlesgate Realty Group, LLC.

617-587-0100

Last updated:

July 24, 2026, 12:26 PM

MLS#

73554136

Source:

MLSPIN

About This Home

3 Seal Harbor #336

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 (D41T), outdoor parking, heated indoor pool/hot tub, outdoor pool, storage closet, clubhouse, tennis courts and so much more.

Home Facts

Condo

2 Baths

2 Bedrooms

Built in 1987

Price Summary

859,900

$513 per Sq. Ft.

MLS #:

73554136

Last Updated:

July 24, 2026, 12:26 PM

Rooms & Interior

Bedrooms

Total Bedrooms:

2

Bathrooms

Total Bathrooms:

2

Full Bathrooms:

1

Interior

Living Area:

1,674 Sq. Ft.

Structure

Structure

Building Area:

1,674 Sq. Ft.

Year Built:

1987

Finances & Disclosures

Finances

Price:

$859,900

Price per Sq. Ft:

$513 per Sq. Ft.

Source:MLSPIN
The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.