Seal Harbor in Winthrop offers an elevated coastal living experience that is unparalleled. Timeless detail inside & out of this building is complemented by white-glove concierge service. Unit 342 is a luxury residence with ocean & pool views from every window. It is conveniently located a few steps from the new elevators & welcomes you into an open floor plan with striking natural sunlight; hardwood floors & a modern kitchen with island dining. Unit offers 2 spacious bedrooms with marble en-suite baths & walk-in closets. A private oversized balcony is the crown jewel with magnificent views. Conveniences include garage parking, extra storage ideal for seasonal items, in-unit laundry & central A/C. Residents enjoy premium amenities such as game room, club room with full kitchen, hobby room & multiple meeting rooms. Building also showcases a fitness center, sauna, hot tub, indoor pool & roof deck with Boston skyline & ocean views. Seal Harbor is a hidden gem on the Boston City line.
For sale
Price cut: $10K (7/29)
$639,000
3 Seal Harbor Rd APT 342, Winthrop, MA 02152
2beds
1,302sqft
:
Get pre-qualified$4,921/mo
Condominium
Built in 1987
-- sqft lot
$632,200 Zestimate®
$491/sqft
$842/mo HOA
What's special
In-unit laundryHardwood floorsMarble en-suite bathsWalk-in closets
- 109 days |
- 612 |
- 26 |
Zillow last checked:
Listing updated:
Listed by:
Nancy Ciampa McLaughlin 781-608-4847,
Redfin Corp. 617-340-7803
Source: MLS PIN,MLS#: 73506354
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Primary bedroom
- Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Bedroom 2
- Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Primary bathroom
- Features: Yes
Bathroom 1
- Features: Bathroom - Full, Bathroom - Double Vanity/Sink, Bathroom - With Shower Stall, Closet/Cabinets - Custom Built, Flooring - Stone/Ceramic Tile
Bathroom 2
- Features: Bathroom - Full, Bathroom - Tiled With Tub & Shower, Closet/Cabinets - Custom Built
Dining room
- Features: Flooring - Hardwood, Open Floorplan, Lighting - Overhead
Kitchen
- Features: Closet/Cabinets - Custom Built, Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Open Floorplan, Lighting - Overhead
Living room
- Features: Flooring - Hardwood, Deck - Exterior, Open Floorplan, Slider
Heating
- Forced Air, Heat Pump, Electric
Cooling
- Central Air
Appliances
- Included: Range, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer
- Laundry: In Unit, Electric Dryer Hookup, Washer Hookup
Features
- Closet, Lighting - Overhead, Entrance Foyer
- Flooring: Tile, Carpet, Hardwood, Flooring - Hardwood
- Has basement: No
- Has fireplace: No
Interior area
- Total structure area: 1,302
- Total interior livable area: 1,302 sqft
- Finished area above ground: 1,302
Property
Parking
- Total spaces: 2
- Parking features: Under, Deeded, Off Street
- Attached garage spaces: 1
- Uncovered spaces: 1
Features
- Exterior features: Balcony
- Pool features: Association, In Ground, Indoor, Heated
- Has view: Yes
- View description: Water, Ocean
- Has water view: Yes
- Water view: Ocean,Water
- Waterfront features: Waterfront, Ocean, Ocean
Details
- Parcel number: M:074 L:0163342,23478523
- Zoning: res
Construction
Type & style
- Home type: Condo
- Property subtype: Condominium
- Attached to another structure: Yes
Materials
- Brick
- Roof: Rubber
Condition
- Year built: 1987
Utilities & green energy
- Electric: Circuit Breakers
- Sewer: Public Sewer
- Water: Public
- Utilities for property: for Electric Range, for Electric Dryer, Washer Hookup
Community & HOA
Community
- Features: Public Transportation, Shopping, Conservation Area, Highway Access, House of Worship, Public School
- Security: Concierge
HOA
- Amenities included: Pool, Laundry, Elevator(s), Tennis Court(s), Recreation Facilities, Fitness Center, Sauna/Steam, Clubroom, Trail(s), Storage, Clubhouse
- Services included: Water, Sewer, Insurance, Security, Maintenance Structure, Road Maintenance, Maintenance Grounds, Snow Removal, Trash, Air Conditioning, Reserve Funds
- HOA fee: $842 monthly
Location
- Region: Winthrop
Financial & listing details
- Price per square foot: $491/sqft
- Tax assessed value: $591,400
- Annual tax amount: $6,103
- Date on market: 4/23/2026
- Listing terms: Contract
Estimated market value
$632,200
$601,000 - $664,000
$3,266/mo
Price history
| Date | Event | Price |
|---|---|---|
| 7/29/2026 | Price change | $639,000-1.5%$491/sqft |
Source: MLS PIN #73506354 Report a problem | ||
| 5/13/2026 | Price change | $649,000-4.4%$498/sqft |
Source: MLS PIN #73506354 Report a problem | ||
| 4/29/2026 | Listed for sale | $679,000$522/sqft |
Source: MLS PIN #73506354 Report a problem | ||
| 4/28/2026 | Contingent | $679,000$522/sqft |
Source: MLS PIN #73506354 Report a problem | ||
| 4/23/2026 | Listed for sale | $679,000+86.5%$522/sqft |
Source: MLS PIN #73506354 Report a problem | ||
| 8/18/2003 | Sold | $364,000+15.2%$280/sqft |
Source: Public Record Report a problem | ||
| 4/2/2001 | Sold | $316,000+52.3%$243/sqft |
Source: LINK #9716 Report a problem | ||
| 6/19/1998 | Sold | $207,500+12.2%$159/sqft |
Source: Public Record Report a problem | ||
| 7/1/1997 | Sold | $185,000$142/sqft |
Source: LINK #14882 Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $6,103 +9.3% | $591,400 +10.4% |
| 2024 | $5,582 +0% | $535,700 +2.7% |
| 2023 | $5,581 +1% | $521,600 +11% |
| 2022 | $5,528 -2.1% | $470,100 +5.5% |
| 2021 | $5,649 +3.6% | $445,500 +3.1% |
| 2020 | $5,454 -1.1% | $432,200 +3.2% |
| 2019 | $5,517 -1.9% | $418,600 +5.4% |
| 2018 | $5,622 +2.9% | $397,000 +4.7% |
| 2017 | $5,461 +2.5% | $379,000 +9.3% |
| 2016 | $5,329 +10.3% | $346,700 +2.9% |
| 2015 | $4,833 +7.1% | $337,000 +11.3% |
| 2013 | $4,513 +2.9% | $302,700 |
| 2012 | $4,386 -3.4% | $302,700 -8% |
| 2011 | $4,539 +5.8% | $328,900 -2.6% |
| 2010 | $4,290 +21.1% | $337,800 -4.9% |
| 2009 | $3,542 +1.8% | $355,300 -5% |
| 2008 | $3,478 +5.2% | $374,000 -0.2% |
| 2007 | $3,306 | $374,800 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.Climate risks
Neighborhood: 02152
Nearby schools
GreatSchools rating
- NAWilliam P. Gorman/Fort Banks Elementary SchoolGrades: PK-2Distance: 0.7 mi
- 8/10Winthrop Middle SchoolGrades: 6-8Distance: 0.8 mi
- 5/10Winthrop Sr High SchoolGrades: 9-12Distance: 0.8 mi
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