LevelSecond
3 Seal Harbor Rd, Winthrop MA 02152
Winthrop, MA 02152 • Winthrop Highlands
$700,000
Sale Statistics
Sale Overview
Original List Price:
$675,000
Final Sale Price:
$700,000
Difference:
+$25,000 (+3.7%)
Performance Metrics
103.7%
List to Sale Ratio
Sold above asking price
12
Days on Market
Quick sale
Price per Square Foot Analysis
Original $/sq ft:
$373
Sale $/sq ft:
$387
This property sold for $387 per square foot
Sale Summary
This property sold for 3.7% above the original asking price, indicating strong buyer demand.
With only 12 days on market, this was a quick sale compared to typical market conditions.
Nearby Sales Comparison
Based on 9 similar properties sold within 0.5 miles in the last 90 days
This Property
$387/sq ft
Area Median
$445/sq ft
Difference
13.0%
This property sold below the area median, potentially representing good value for the buyer.
About this home
Enjoy spectacular ocean and Boston skyline views from this beautiful unit that was completely renovated in 2014. This South East facing, 2-bedroom corner penthouse has everything the upscale buyer is seeking in a property, featuring an open living area, upgraded and customized kitchen that includes Medallion cabinetry, crystal knobs, superb functionality and a stunning red compressed quartz breakfast bar and prep area. An amazing entertainment space! This is a bi-level unit with 2 master suites, skylights, and an inspired walk-in closet/laundry room. There is a 260sf private patio and 2 deeded garages. 1 garage has cabinetry for additional storage. Seal Harbor 3 is a full service, 24 hour concierge building with an indoor rooftop pool & Jacuzzi (same level as this unit!), club room, work out area, craft room, an outdoor pool & jacuzzi, tennis courts, a BBQ area and an ocean-side gazebo.
View in the App
Save this property, schedule tours instantly, and get alerts when the price drops
Scan with phone
Public Records & Permits
Log in to view assessor & tax records, ownership history, and recent building permits for this property.
BMN Estimate
Get the number an algorithm can't give you
A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.
Recently Sold Nearby
Property History
Market Insights
45.1%
Price Range
13
Total Days on Market
2
Previous Sales
Property Timeline
Current Active Listing - MLS #73560746
Full transaction history available when tracking began
Currently Listed
Aug 7, 2026
$1,230,000
MLS #73560746 - Active
Previous Transaction - MLS #72989739
Full transaction history available when tracking began
Previously Sold
Aug 26, 2022
$850,000
MLS #72989739
Previous Transaction - MLS #72160554
Full transaction history available when tracking began
Previously Sold
Jun 13, 2017
$780,000
MLS #72160554
Sold
May 3, 2017
$700,000
Property sold
Days on Market: 13
Listed for Sale
Mar 29, 2017
$675,000
Original listing
Agent: Susan Doig | Sarah Herbert Team
Office: Charlesgate Realty Group, llc
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 08/07/2026 | 🏡 Currently Listed | $1,230,000 | - | - | MLS #73560746 - Active |
| 08/26/2022 | 🏷️ Previously Sold | $850,000 | - | - | MLS #72989739 |
| 06/13/2017 | 🏷️ Previously Sold | $780,000 | - | - | MLS #72160554 |
| 05/03/2017 | ✓ Sold | $700,000 | - | - | Property sold |
| 03/29/2017 | 🏠 Listed for Sale | $675,000 | - | - | Original listing |
Tax History
| Year | Taxes | Assessment |
|---|---|---|
| 2017 | $8,604 | $597,100 |
Financial Details
Annual Property Tax
$8,604
Tax Year 2017
HOA Fee
$1,033
Monthly
Assessed Value
$597,100
Facts & Features
2 Car Garage
Central AC
Home Facts
Type
Residential
Style
Condominium
Year Built
1987
Living Area
1,809 sq ft
Bedrooms
2
Full Baths
2
Half Baths
1
Total Rooms
6
Interior
Heating
Forced Air, Heat Pump, Electric
Cooling
Central Air
Flooring
Wood
Appliances
None
Fireplace
None
Basement
N
Laundry
Second Floor, In Unit
Features
None
Exterior
Construction
Brick, Stone
Architecture
None
Roof
Rubber
Features
Deck - Roof + Access Rights, Patio, Garden, Gazebo
Pool
None
Spa
None
Fencing
None
Patio/Porch
Deck - Roof + Access Rights, Patio
Parking
Garage Spaces
2
Has Garage
Yes
Features
Attached, Off Street, Deeded
Total Spaces
4
Utilities
Electric
Circuit Breakers
Water
Public
Sewer
Public Sewer
Gas
None
Other
None
Financial
Annual Tax
$8,604
Assessed Value
$597,100
HOA & Community
HOA Fee
$1,033 Monthly
Fee Includes
Water, Sewer, Insurance, Security, Maintenance Structure, Road Maintenance, Maintenance Grounds, Snow Removal, Trash
Amenities
Pool, Elevator(s), Tennis Court(s), Fitness Center, Sauna/steam, Clubroom
Optional Fee Includes
None
MA Disclosures
Seller Disclosures
2.5% Commission Based On 50/50 Reciprocal Split Agreement Between Offices.
Exclusions
Wine Cabinet With Wine Refrigerators, Not Attached.
Additional Details
Possession
None
Accepted Financing
None
Structure Type
["High-Rise"]
Unit/Building
PH31
Sq Ft Source
Owner
Sq Ft Disclosures
Approx. 32 sq.ft was added during the renovation
Documents
Master Deed, Rules & Regs (2)
County
Suffolk
Total market time (incl. prior listings)
13 days
Property Overview
Property Type
Condominium
Listing Type
Sold
Year Built
1987
Bedrooms
2
Full Bathrooms
2
Half Bathrooms
1
Living Area
1,809 sq ft
Total Rooms
6
Stories
2
Entry Level
9
Floor Layout
Interactive room guide
Floor Layout
LevelSecond
LevelSecond
LevelSecond
LevelFirst
LevelFirst
LevelFirst
LevelFirst
FeaturesYes
Display Options
Outdoor Areas
Patio & porchDeck - Roof + Access Rights, Patio
Room Markers
BABathroom (4)
BRBedroom (5)
DDining (1)
KKitchen (1)
LLiving (2)
OOffice (1)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
Interior Features
Flooring:
Wood
Appliances:
Interior Features:
Windows:
Basement:
N
Laundry:
Second Floor, In Unit
Security:
TV Monitor, Concierge
Construction & Materials
Year Built:
1987
Structure Type:
High-Rise
Exterior Materials:
Brick, Stone
Roof:
Rubber
Foundation:
Stories:
2
Heating, Cooling & Utilities
Heating:
Forced Air, Heat Pump, Electric
Heating Zones:
2
Cooling:
Central Air
Cooling Zones:
2
Hot Water:
Water Source:
Public
Sewer:
Public Sewer
Energy Features:
Exterior & Lot
Exterior Features:
Deck - Roof + Access Rights, Patio, Garden, Gazebo
Patio & Porch:
Deck - Roof + Access Rights, Patio
Fencing:
Other Structures:
Gazebo
Lot Features:
Road Surface:
Parking & Garage
Garage Spaces:
2
Garage Type:
Attached
Total Parking Spaces:
4
Parking Features:
Attached, Off Street, Deeded
Special Features
Waterfront:
Yes
Waterfront Type:
Waterfront, Ocean, Ocean, 0 to 1/10 Mile To Beach, Beach Ownership(Public)
Community Amenities:
Public Transportation, Shopping, Tennis Court(s), Park, Walk/Jog Trails, Bike Path
Nearby Schools
School District
Winthrop School District local
C
School Safety
2024-25
0.3%
Low
0.3%
Suspensions
5.2% below state avg
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
1.1 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
Middle Schools
1 school
B+
Winthrop Middle School
0.7 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
High Schools
1 school
C+
Winthrop High School
0.7 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
Learn about these ratings
Location
Loading map...
Neighborhood
Winthrop Highlands
3 Seal Harbor Rd, Winthrop MA 02152
Winthrop, MA 02152
Listing Information
Listing Office
Charlesgate Realty Group, llc
Office Phone
617-587-0100
Agent MLS ID
TM321116
Office MLS ID
NB1520
Listing Data Updated
May 3, 2017 1:44 PM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.
Contact Us
Ask about this property — free, no obligation.
Similar Homes for Sale
Comparable Properties
Customize Comparable Search
Finding comparable properties...
Loading market insights for Winthrop.