EASY, UPSCALE, OCEANFRONT LIVING IN WINTHROP by the SEA, This amazing unit was recently updated and the Open Floor Plan offers a fully applianced Stainless Steel kitchen with quartz counters and recessed lighting. The living room/dining room combo is prefect for entertaining or personal enjoyment with sliders to a balcony overlooking the wide open ocean with its incredible sunrises and the sounds of the waves along the shore! French doors leading to the lg. main bedroom with 2 custom closets and more amazing views....very nice tile and marble bath can transform into a half bath for guests. Stackable laundry in the unit and deeded underground parking. This building offers lots of amenities, an outdoor pool area, a roof top deck and a top floor common area with an indoor lap pool, exercise facility and game room/function area, all overlooking the ocean. Discover Winthrop with 2 beaches, 3 Yacht Clubs, 3 Marinas a 9 hole golf course and lots of great restaurants, Just Minutes to Boston!
This home has been viewed 11 times
Last Checked: June 11th, 2026 at 4:30am (Source: MLS PIN #73516039)
Garage Parking
Air Conditioning
Waterview
Lead Paint Free
General Information for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Listing ID73516039
Property TypeCondominium
Price529900 ($630.83/SqFt)
Building Style2/3 Family
CityWinthrop
CountySuffolk
Neighborhood(s)
Total Parking3 (1 Garage)
Unit Level4
Levels in Unit1
Year Built1987
Year Built SourcePublic Records
Year Built DetailsApproximate
Building Construction StatusReady for Occupancy
ZoningRes.
Unit Features for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Approximate Living Area Total840
Living Area Includes BasementNo
Rooms4
Bedrooms1
Primary En Suite BathroomYes
BasementFull
Cooling1, Split
LaundryArchway
Fireplaces
Outdoor Space
FlooringTile
Electric220 Volts
AppliancesRange
Condo Association Features for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Complex NameSeal Harbor Three Condominiums
Pet PolicyNot Allowed
Building ManagementDeveloper Advisory Board
Building Construction StatusReady for Occupancy
Number of Units118
Year Built1987
Year Built DetailsApproximate
Year Built SourcePublic Records
WaterPublic
SewerPublic Sewer
Parking Features1
Building AmenitiesBeach Rights
Disclosures for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Lead PaintNone
UFFI
Living Area Includes BasementNo
Living Area Disclosure
Building Area SourcePublic Records
Special Listing Conditions
ExclusionsPersonal Property
Compensation Based On
Documents AvailablePerc Test
Financial Information for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Association Fee
Optional Fee0
Association Fee IncludesLandscaping
Optional Fee Includes
Association Fee FrequencyMonthly
Assessed Value$447,200
Real Estate Tax4982
Tax Year2026
Location Information for 3 Seal Harbor Rd. # 434, Winthrop MA 02152
Neighborhood(s)
Area AmenitiesWalk/jog Trails
Contact Information for 3 Seal Harbor Rd. # 434, Winthrop MA 02152