3 Seal Harbor # 344, Winthrop MA 02152

Winthrop, MA 02152 • Winthrop Highlands

$632,000

2

Beds

2

Baths

1,302

Sq Ft

$485

Price/Sq Ft

1987

Year Built

1

Garage Space

Condominium

Type

67

Days on Market

Closed Listed Feb 26, 2026 • MLS# 73480701 Copied! • Updated May 15, 2026

Sale Statistics

Sale Overview

Original List Price: $649,000

                            Final Sale Price:
                            $632,000
                        

Difference: $17,000 (-2.6%)

Performance Metrics

97.4%

List to Sale Ratio

Sold below asking price

67

Days on Market

Extended listing

Price per Square Foot Analysis

Original $/sq ft: $498

                            Sale $/sq ft:
                            $485
                        

This property sold for $485 per square foot

Sale Summary

This property sold for 2.6% below the original asking price.

The property spent 67 days on market before selling.

Nearby Sales Comparison

Based on 4 similar properties sold within 0.5 miles in the last 90 days

This Property

$485/sq ft

Area Average

$450/sq ft

Difference

+7.8%

This property sold slightly above the area average for similar homes.

About this home

Situated at the ocean's edge in Winthrop, Seal Harbor is located just fifteen minutes from Boston's financial district. Building is amenity-rich- 24/7 concierge, on-site management, secure underground deeded garage parking, heated outdoor pool with shower, bathrooms, full poolhouse kitchen, outdoor Jacuzzi & 2 gas grills, year-round access to an indoor pool on the 9th floor, complete with dramatic views, a full, new fitness center, as well as an indoor Jacuzzi and sauna with a large deck-perfect for viewing Independence Day fireworks! Seal Harbor Three boasts 3 separate function rooms where owners and their guests are able to enjoy table tennis, billiards and television. In addition to the mature grounds, owners also have access to tennis courts, private basement storage, bicycle storage, water sports storage and a full recycling facility. This home has ONE deeded underground garage parking spot & acres of guest parking. Unit has new HVAC, H2O tank & laundry and unrestricted views.

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Public Records & Permits

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Recently Sold Nearby

Property History

Market Insights

Property Timeline

⏳

Pending Sale

May 6, 2026

Offer accepted, sale pending

🏠

Listed for Sale

Feb 27, 2026

$649,000

Original listing

Date	Event	Price	Change	$/sqft	Details
05/06/2026	⏳ Pending Sale	-	-	-	Offer accepted, sale pending
02/27/2026	🏠 Listed for Sale	$649,000	-	-	Original listing

Tax History

Year	Taxes	Assessment
2025	$7,733	$585,800

Financial Details

Annual Property Tax

$7,733

Tax Year 2025

HOA Fee

$841

Monthly

Assessed Value

$585,800

Facts & Features

1 Car Garage

Central AC

Home Facts

Type Residential

Style Condominium

Year Built 1987

Living Area 1,302 sq ft

Bedrooms 2

Full Baths 2

Total Rooms 4

Interior

Heating Central, Forced Air, Heat Pump, Electric, Individual, Unit Control

Cooling Central Air, Heat Pump, Individual, Unit Control

Flooring Wood, Tile, Hardwood

Appliances Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer

Fireplace None

Basement Y

Laundry Common Area, In Building, In Unit, Electric Dryer Hookup

Features None

Exterior

Construction Brick

Architecture None

Roof Rubber

Features Deck, Deck - Roof, Deck - Composite, Deck - Access Rights, Balcony, Hot Tub/spa, Garden, Gazebo, Outdoor Shower, Professional Landscaping, Sprinkler System, Tennis Court(s)

Pool Association, In Ground, Indoor, Heated

Spa Hot Tub/spa

Fencing Security

Patio/Porch Deck, Deck - Roof, Deck - Composite, Deck - Access Rights

Parking

Garage Spaces 1

Has Garage Yes

Features Attached, Under, Garage Door Opener, Deeded, Off Street, Tandem, Common, Guest, Paved, Exclusive Parking

Total Spaces 1

Utilities

Electric 110 Volts, Circuit Breakers

Water Public

Sewer Public Sewer

Gas None

Other For Electric Range, For Electric Oven, For Electric Dryer

Financial

Annual Tax $7,733

Assessed Value $585,800

HOA & Community

HOA Fee $841 Monthly

Fee Includes Water, Sewer, Insurance, Security, Maintenance Structure, Road Maintenance, Maintenance Grounds, Snow Removal, Trash, Reserve Funds

Amenities Pool, Laundry, Elevator(s), Tennis Court(s), Park, Recreation Facilities, Fitness Center, Sauna/steam, Clubroom, Trail(s), Beach Rights, Storage, Garden Area, Clubhouse

Optional Fee Includes None

Owner-Occupied Units 112

Pets Yes w/ Restrictions

MA Disclosures

Seller Disclosures None

Exclusions Pets - Absolutely No Dogs Permitted. No Smoking Or Vaping.

Additional Details

Possession None

Accepted Financing None

Structure Type ["High-Rise"]

Unit/Building 344

Sq Ft Source Public Record

Documents Master Deed, Unit Deed, Rules & Regs, Master Plan, Management Association Bylaws, Association Financial Statements, Certificate Of Insurance (7)

County Suffolk

Total market time (incl. prior listings) 69 days

Property Overview

Property Type

Condominium

Listing Type

For Sale

Year Built

1987

Bedrooms

2

Full Bathrooms

2

Living Area

1,302 sq ft

Total Rooms

4

Stories

10

Entry Level

3

Room Details

Other Floor

Bathroom1

Bedroom5

Bedroom4

Bedroom3

Dining Room

Kitchen

Bathroom2

Bedroom2

Living Room

Bathroom3

Master Bedroom

Office

Family Room

Master Bathroom

Yes

Interior Features

Flooring: Wood, Tile, Hardwood

Appliances: Range, Dishwasher, Disposal, Microwave, Refrigerator, Freezer, Washer, Dryer

Interior Features:

Windows: Insulated Windows, Storm Window(s)

Basement: Y

Laundry: Common Area, In Building, In Unit, Electric Dryer Hookup

Security: Intercom, TV Monitor, Doorman, Security Guard, Security Gate, Concierge

Construction & Materials

Year Built: 1987

Structure Type: High-Rise

Exterior Materials: Brick

Roof: Rubber

Foundation:

Stories: 10

Heating, Cooling & Utilities

Heating: Central, Forced Air, Heat Pump, Electric, Individual, Unit Control

Heating Zones: 3

Cooling: Central Air, Heat Pump, Individual, Unit Control

Cooling Zones: 3

Hot Water:

Water Source: Public

Sewer: Public Sewer

Energy Features:

Exterior & Lot

Exterior Features: Deck, Deck - Roof, Deck - Composite, Deck - Access Rights, Balcony, Hot Tub/Spa, Garden, Gazebo, Outdoor Shower, Professional Landscaping, Sprinkler System, Tennis Court(s)

Patio & Porch: Deck, Deck - Roof, Deck - Composite, Deck - Access Rights

Fencing: Security

Other Structures: Gazebo

Lot Features:

Road Surface:

Parking & Garage

Garage Spaces: 1

Garage Type: Attached

Total Parking Spaces: 1

Parking Features: Attached, Under, Garage Door Opener, Deeded, Off Street, Tandem, Common, Guest, Paved, Exclusive Parking

Special Features

Spa/Hot Tub: Yes

Spa Features: Hot Tub/Spa

Waterfront: Yes

Waterfront Type: Waterfront, Ocean, Sound, Bay, Harbor, Frontage, Walk to, Access, Bay, Ocean, Direct Access, Sound, Walk to, 3/10 to 1/2 Mile To Beach, Beach Ownership(Public)

Community Amenities: Public Transportation, Shopping, Pool, Tennis Court(s), Park, Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Marina, Public School, T-Station

Nearby Schools

School District

Winthrop School District local

C

✓ School Safety 2024-25

0.3% Low

0.3% Suspensions

↓ 5.2% below state avg

E

Elementary Schools

2 schools

William P. Gorman/Fort Banks Elementary School

0.6 mi

487 students Less Diverse

Grades PK-02

B-

Arthur T. Cummings Elementary School

1.2 mi | #453 of 824 | Score: 46.0

Improved 101 spots from last year

-12.2 below state avg

467 students Less Diverse

Rising School Strong Attendance

Grades 03-05

M

Middle Schools

1 school

B+

Winthrop Middle School

0.8 mi | #119 of 352 | Score: 47.4

Dropped 26 spots from last year

-10.8 below state avg

439 students Less Diverse

Grades 06-08

H

High Schools

1 school

C+

Winthrop High School

0.8 mi | #241 of 346 | Score: 47.2

Dropped 112 spots from last year

-11 below state avg

568 students Less Diverse

18 sports • 1,118 athletes

College Ready Curriculum Strong Athletics

Grades 09-12

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Neighborhood

Winthrop Highlands

3 Seal Harbor # 344, Winthrop MA 02152

Winthrop, MA 02152

Contact Us

BMN Boston Real Estate

Douglas Elliman

(617) 800 - 9008 contact@bmnboston.com

Ask about this property — free, no obligation.

3 Seal Harbor # 344, Winthrop MA 02152

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3 Seal Harbor # 344, Winthrop MA 02152

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Recently Sold Nearby

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Parking

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Financial

HOA & Community

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Other Floor

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Parking & Garage

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