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  3. Winthrop, MA
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  5. Seal Harbor Condominiums
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Seal Harbor Condominiums

3 Seal Harbor Raod, Winthrop, MA, 02152 |Seal Harbor

YEAR BUILT

1987

# STORIES

1

# TOTAL UNITS

119

UNIT SIZE RANGE

823-2,378 sqft

Description

Seal Harbor is a unique residential condominium offering waterfront views from its single-story structure. Constructed in 1987, this building provides 1, 2, and 3-bedroom units starting at $650,000. It features a diverse range of amenities including a fitness center, pool, sauna/steam facilities, and tennis courts. Residents can enjoy the convenience of an in-building elevator, laundry services, and a clubhouse. For outdoor enthusiasts, there are nearby trails, a bike path, and a garden area. The property is well-equipped for recreational activities, with options such as a golf course, paddle tennis, and access to a beach. Additional conveniences include highway access and proximity to public transportation, making commuting straightforward. Seal Harbor offers a well-rounded living experience, blending relaxation and activity with its mix of urban amenities and natural surroundings. The inclusion of conservation areas and parks further enhances the appeal of this waterfront property, offering a serene environment amidst modern conveniences.

Building ImageMLS ID #73452959
Building ImageMLS ID #73452959
Building Image
Building ImageView Listing

Seal Harbor Condominiums

3 Seal Harbor Raod, Winthrop, MA, 02152

|Seal Harbor

YEAR BUILT

1987

# STORIES

1

# TOTAL UNITS

119

UNIT SIZE RANGE

823-2,378 sqft

Description

Seal Harbor is a unique residential condominium offering waterfront views from its single-story structure. Constructed in 1987, this building provides 1, 2, and 3-bedroom units starting at $650,000. It features a diverse range of amenities including a fitness center, pool, sauna/steam facilities, and tennis courts. Residents can enjoy the convenience of an in-building elevator, laundry services, and a clubhouse. For outdoor enthusiasts, there are nearby trails, a bike path, and a garden area. The property is well-equipped for recreational activities, with options such as a golf course, paddle tennis, and access to a beach. Additional conveniences include highway access and proximity to public transportation, making commuting straightforward. Seal Harbor offers a well-rounded living experience, blending relaxation and activity with its mix of urban amenities and natural surroundings. The inclusion of conservation areas and parks further enhances the appeal of this waterfront property, offering a serene environment amidst modern conveniences.

Next

Description

Seal Harbor is a unique residential condominium offering waterfront views from its single-story structure. Constructed in 1987, this building provides 1, 2, and 3-bedroom units starting at $650,000. It features a diverse range of amenities including a fitness center, pool, sauna/steam facilities, and tennis courts. Residents can enjoy the convenience of an in-building elevator, laundry services, and a clubhouse. For outdoor enthusiasts, there are nearby trails, a bike path, and a garden area. The property is well-equipped for recreational activities, with options such as a golf course, paddle tennis, and access to a beach. Additional conveniences include highway access and proximity to public transportation, making commuting straightforward. Seal Harbor offers a well-rounded living experience, blending relaxation and activity with its mix of urban amenities and natural surroundings. The inclusion of conservation areas and parks further enhances the appeal of this waterfront property, offering a serene environment amidst modern conveniences.

Seal Harbor Condominiums Market Stats Last 12 months

Avg. Listed Price$730,123($576/Sqft.)

Avg. Sale Price$687,500($536/Sqft.)
Year over year list priceUp Arrow14.44%

Year over year sale priceUp Arrow 30.95%
Total Listings4 Listed

Total sold2 Sold
Average Days on Market72 days

Average HOA fees per sqft$2 /monthly
Next

Market Stats

Year over year list priceUp Arrow14.44%

Year over year sale priceUp Arrow30.95%
Total Listings4 Listed

Total sold2 Sold
Average Days on Market72 days

Average HOA fees per sqft$2 /monthly

Glen Gardens Estate Availability & Demand

Unit Availability

-
High availability buildings list units frequently.

Unit Availability helps to understand how often units in a particular building are listed for sale as compared with the neighborhood average. Units are rarely listed in buildings with low availability.

Unit Demand

-
Units in high-demand buildings sell quicker.

Unit Demand is a measure of quickly units in a particular building sell as compared with other buildings in the neighborhood. Units in high-demand buildings sell more quickly.

For Sale 0 For Sale

Seal Harbor Condominiums Inventory & Sale History

UnitSize (sqft)BedsBathsDays On MarketDateStatusPrice
Unit 736736167433302025-12-08
MLS#: 73452959
Closed$850,000
Unit PH31PH31177723862022-08-26
MLS#: 72989739
Closed$850,000
Unit PH 33PH 331913331102022-02-01
MLS#: 72908340
Closed$880,000
Unit 736
736

3 Beds

3 Baths

1674 sqft


DateStatusPrice
2025-12-08Closed$850,000
MLS#: 73452959
Days On Market30
Unit PH 33
PH 33

3 Beds

3 Baths

1913 sqft


DateStatusPrice
2022-02-01Closed$880,000
MLS#: 72908340
Days On Market110
Unit PH31
PH31

2 Beds

3 Baths

1777 sqft


DateStatusPrice
2022-08-26Closed$850,000
MLS#: 72989739
Days On Market86
View Complete Unit Listing HistorySource By: MLSPIN

Amenities

One of the biggest draws of Seal Harbor is its fantastic array of amenities. Imagine taking a refreshing dip in the pool on hot summer days or enjoying some friendly competition on the tennis courts. If you’re looking for ways to stay active, there's a fitness center, walking trails, and even paddle tennis. More relaxed options are available too—think unwinding in the sauna or gathering with friends at the clubhouse for game nights. Plus, residents enjoy beach rights and a garden area, bringing a bit of nature right to their doorsteps.

Next

Amenities Description

One of the biggest draws of Seal Harbor is its fantastic array of amenities. Imagine taking a refreshing dip in the pool on hot summer days or enjoying some friendly competition on the tennis courts. If you’re looking for ways to stay active, there's a fitness center, walking trails, and even paddle tennis. More relaxed options are available too—think unwinding in the sauna or gathering with friends at the clubhouse for game nights. Plus, residents enjoy beach rights and a garden area, bringing a bit of nature right to their doorsteps.

Parking
Parking
Locker
Locker
Concierge
Concierge
Elevator(s)
Elevator(s)
Check Icon
Central AC
Central AC
Pool
Pool
Check Icon
Fitness Center
Fitness Center
-
Visitors Parking
Visitors Parking
Next

Amenities

Elevator(s)

Elevator(s)

Pool

Pool

Security System

Security System

Security Guard

Security Guard

Laundry

Laundry

Tennis Court(s)

Tennis Court(s)

Patio

Patio

Clubhouse

Clubhouse

Storage

Storage

Balcony

Balcony

Policies

When it comes to policies at Seal Harbor, you can look forward to a friendly and inviting community without any restrictions that could dampen your living experience. The building is pet-friendly, although it’s always a great idea to check specific guidelines if you plan to bring along a furry friend.

Pet Allowed
Pet Allowed
BBQ Permitted
BBQ Permitted
Sublet Allowed
Sublet Allowed
Short-term Rental Allowed
Short-term Rental Allowed

Compare with Buildings in the Neighbourhood (Last 12 Months)

Compare building's average price/sq. ft. and HOA fees/sq. ft. to buildings nearby

Building NameAvg price per square footAVG HOA FEE per square foot (Monthly)
Seal Harbor Condominiums$536/sqft.$2 /sqft.
3 Seal Harbor Rd$542/sqft.$2 /sqft.
1 Seal Harbor Rd.$470/sqft.$2 /sqft.
One Seal Hbr$579/sqft.$2 /sqft.
1 Seal Harbor Rd.$470/sqft.$2 /sqft.
3 Seal Hbr$509/sqft.$2 /sqft.

Nearby Schools

Discover top-rated schools located close to Seal Harbor Condominiums.

William P. Gorman/Fort Banks Elementary School

--
Public|Grades PK–2
101 Kennedy Rd|0.94 miles away

Winthrop Middle School

B-
Public|Grades 6–8
60 Payson St|1.1 miles away

Winthrop High School

C+
Public|Grades 9–12
400 Main St|1.12 miles away

Arthur T. Cummings Elementary School

B-
Public|Grades 3–5
40 Hermon St|1.6 miles away

Beachmont Veterans Memorial School

A-
Public|Grades PK–5
15 Everard Ave|1.82 miles away

Seacoast School

--
Public|Grades 9–12
15 Everard Ave|1.82 miles away
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Schools

William P. Gorman/Fort Banks Elementary School

--
Public|Grades PK–2
101 Kennedy Rd|Less than 1 Mile Away

Winthrop Middle School

B-
Public|Grades 6–8
60 Payson St|1.10 Miles Away

Winthrop High School

C+
Public|Grades 9–12
400 Main St|1.12 Miles Away

Arthur T. Cummings Elementary School

B-
Public|Grades 3–5
40 Hermon St|1.60 Miles Away

Beachmont Veterans Memorial School

A-
Public|Grades PK–5
15 Everard Ave|1.82 Miles Away

Seacoast School

--
Public|Grades 9–12
15 Everard Ave|1.82 Miles Away

Garfield Middle School

C
Public|Grades 6–8
176 Garfield Ave|2.25 Miles Away

Garfield Elementary School

D+
Public|Grades KG–5
176 Garfield Ave|2.25 Miles Away

Curtis Guild Elementary School

D
Public|Grades PK–5
195 Leyden St|2.52 Miles Away

Manassah E. Bradley Elementary School

B+
Public|Grades PK–5
110 Beachview Rd|2.61 Miles Away

Transit

Experience convenience and connectivity with premium transit options just moments away.

Crest Ave @ Grovers Ave

0.52 miles away|10 min walk

Crest Ave @ Highland Ave

0.58 miles away|12 min walk

Crest Ave @ Revere St

0.59 miles away|12 min walk

Beach Rd @ Locust St

0.67 miles away|13 min walk

Crescent Ave @ Winthrop Pkwy

1.11 miles away|22 min walk

99 Veterans Rd

1.12 miles away|22 min walk
Next

Transit

Crest Ave @ Grovers Ave

0.52 miles away|10 min walk

Crest Ave @ Highland Ave

0.58 miles away|12 min walk

Crest Ave @ Revere St

0.59 miles away|12 min walk

Beach Rd @ Locust St

0.67 miles away|13 min walk

Crescent Ave @ Winthrop Pkwy

1.11 miles away|22 min walk

99 Veterans Rd

1.12 miles away|22 min walk

Endicott Ave opp Bradstreet Ave

1.18 miles away|23 min walk

Main St @ Winthrop St

1.2 miles away|24 min walk

Crescent Ave @ Summer St

1.29 miles away|25 min walk

200 Endicott Ave

1.36 miles away|27 min walk

Crescent Ave @ Webster St

1.42 miles away|28 min walk

Endicott Ave @ Waterview Ave

1.45 miles away|28 min walk

Main St @ Read St

1.51 miles away|29 min walk

Crescent Ave @ Orchard St

1.55 miles away|30 min walk

Crescent Ave @ Winthrop Ave

1.64 miles away|32 min walk

Endicott Ave @ Leverett Ave

1.66 miles away|32 min walk

Main St @ Pleasant St

1.74 miles away|34 min walk

Pleasant St @ Winthrop St

1.77 miles away|34 min walk

Pauline St opp Woodside Ave

1.81 miles away|35 min walk

Pauline St @ Woodside Ave

1.81 miles away|35 min walk

Pleasant St @ Vine Ave

1.81 miles away|35 min walk

Pleasant St @ Seaview Ave

1.82 miles away|35 min walk

Pleasant St @ Buchanan St

1.86 miles away|36 min walk

Beachmont - Bennington St @ Winthrop Ave

1.87 miles away|36 min walk

Endicott Ave @ Atlantic Ave

1.88 miles away|36 min walk

Pleasant St @ Sunnyside Ave

1.88 miles away|37 min walk

Beachmont - State Rd @ Winthrop Ave

1.9 miles away|37 min walk

Beachmont

1.91 miles away|37 min walk

Beachmont - Winthrop Ave

1.91 miles away|37 min walk

Pleasant St @ Bartlett Rd

1.96 miles away|38 min walk

Pleasant St @ Somerset Ave

2.07 miles away|40 min walk

Pauline St @ Pleasant St

2.08 miles away|40 min walk

Orient Ave @ Faywood Ave

2.25 miles away|44 min walk

560 Winthrop Ave

2.3 miles away|45 min walk

Orient Ave opp Beachview Rd

2.38 miles away|46 min walk

Revere Beach

2.47 miles away|48 min walk

Revere Beach - 300 Ocean Ave

2.49 miles away|48 min walk

Orient Ave @ Selma St

2.5 miles away|48 min walk

Orient Heights

2.53 miles away|49 min walk

Orient Heights - Saratoga St Barnes Ave

2.54 miles away|49 min walk

Revere Beach - Beach St

2.55 miles away|49 min walk

Orient Heights South Busway Berth B2

2.56 miles away|49 min walk

Orient Heights - Bennington St

2.56 miles away|50 min walk

Revere Beach - Beach St opp Kimball Ave

2.56 miles away|50 min walk

Revere Beach - Beach St @ Kimball Ave

2.56 miles away|50 min walk

Crestway Rd @ Faywood Ave

2.61 miles away|50 min walk

Bennington St @ Antrim St

2.62 miles away|51 min walk

Beach St @ N Shore Rd

2.62 miles away|51 min walk

Orient Ave @ Drumlin Rd

2.66 miles away|51 min walk

opp 1456 North Shore Rd

2.68 miles away|52 min walk

The Neighbourhood: Seal Harbor Condominiums

Winthrop Highlands, nestled in Suffolk County, MA, offers a serene suburban atmosphere with coastal charm. The area is celebrated for its panoramic ocean views and proximity to Deer Island, perfect for hiking and enjoying nature. Families appreciate the well-regarded local schools, while the community's cozy cafes and independent shops provide a welcoming vibe. Transportation is convenient, with easy access to Boston via nearby public transit options and major roads, making this district a tranquil yet connected residential choice.

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Neighbourhood Description

Winthrop Highlands, nestled in Suffolk County, MA, offers a serene suburban atmosphere with coastal charm. The area is celebrated for its panoramic ocean views and proximity to Deer Island, perfect for hiking and enjoying nature. Families appreciate the well-regarded local schools, while the community's cozy cafes and independent shops provide a welcoming vibe. Transportation is convenient, with easy access to Boston via nearby public transit options and major roads, making this district a tranquil yet connected residential choice.

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Seal Harbor Condominiums Demographics

Age Demographics

0–14 Years

15.25%

15–29 Years

18.65%

30–44 Years

20.57%

45–59 Years

22.84%

60+ Years

22.69%

Commute

20.53%

Transit

1.38%

Walk

68.68%

Drive

0.83%

Bike

Housing Ownership

47.03%

Owner Occupied

52.97%

Rental Units

Household Types

Single Family
33.02%
Multi Family
5.88%
Single Person
34.25%
Multi Person
65.75%

Average Income

Household:$6,401,132.74 /yr

Individual:$4,524,167.35 /yr

Education

Bachelors Degree21.8%
High School College31.74%
Diploma8.47%
Post Graduate12.71%
Others25.28%
Next

Education

Diploma8.47%
Post Graduate12.71%
Others25.28%
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