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21 Mackey AvenuePort Washington, NY 11050

For Sale

$1,475,000

Smart Buyer Rebate $14,750

Beautifully updated Dutch Colonial blends timeless character with modern comfort. Fully renovated in 2026, every detail has been thoughtfully curated, including brand new kitchen with gas cooking, updated bathrooms, new flooring and completely upgraded plumbing and electrical systems offering the feel of new construction within a classic home. The home features 3 spacious bedrooms with flexibility for a 4th bedroom, ideal for guests or first floor bedroom. Large, newly installed windows fill the home with natural light, enhancing the open and airy layout. The main living areas are designed for both everyday living and entertaining, with a seamless flow and a cozy wood burning fireplace that adds warmth and charm. The kitchen is fully updated with modern finishes and functionality including a breakfast nook, perfect for cooking and gathering. The property offers a generous yard with mature privacy hedges, creating a peaceful outdoor retreat. The garage provides additional flexibility and can easily be converted into a gym, studio, or home office tailored to your lifestyle. Located just a short walk to Main Street and the train station, this home offers exceptional convenience for commuting, dining, and shopping, all while being tucked into a quiet residential setting. A distinguished home where classic architecture meets modern luxury and ready for its next chapter.

Listed by Darren R. Mansell

·

Papillon Homes Inc

·

516-655-3322

Last updated April 29, 2026

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Source: OneKey #991755

Listing Facts

  • TypeSingle-family
  • NeighborhoodPort Washington
  • Bedrooms3
  • Bathrooms3
  • Days on Prevu2
  • Taxes$15,436.37/year
  • Size1,969 sqft
  • Price per sqft$749

Amenities

  • Dishwasher
  • Parking

Location

Mortgage Calculator

Listing History

04/28/2026
Listed by Papillon Homes Inc
$1,475,000

Property Details for 21 Mackey Avenue

Exterior

Construction

  • Property Condition: Updated/Remodeled
  • Year Built: 1906
  • Architectural Style: Colonial
  • Construction Materials: Frame

Measurements

  • Building Area Total: 2,017
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.20
  • Lot Size Square Feet: 8,800

Financial

Taxes

  • Parcel Number: 2289-05-080-00-0027-0
  • Tax Annual Amount: $15,436.37
  • Tax Assessed Value: $786.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Convection Oven, Dishwasher, Gas Cooktop, Refrigerator
  • Fireplace: Yes
  • Flooring: Hardwood
  • Interior Features: Eat-in Kitchen

Measurements

  • Living Area: 1,969
  • Living Area Source: Public Records

Rooms

  • Basement: Full
  • Has Basement: Yes
  • Bathrooms Full: 3
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 3
  • Rooms Total: 7

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: Driveway

Schools

Elementary School

  • Elementary School: South Salem Elementary School
  • Elementary School District: Port Washington

High School

  • High School: Paul D Schreiber Senio High School
  • High School District: Port Washington

Middle or Junior School

  • Middle Or Junior School: Carrie Palmer Weber Middle School
  • Middle Or Junior School District: Port Washington

Utilities

Equipment

  • Heating: Baseboard
  • Sewer: Public Sewer
  • Utilities: Natural Gas Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 3 bedrooms and 3 bathrooms in this single-family home at 21 Mackey Avenue.

What schools are nearby to 21 Mackey Avenue?

Nearby schools include the South Salem Elementary School, Carrie Palmer Weber Middle School, and Paul D Schreiber Senio High School.

Does this single-family home have parking?

Yes, there is 1 parking space available for 21 Mackey Avenue.

What are the annual taxes for 21 Mackey Avenue?

Annual taxes for this single-family home are estimated at $15,436.

How does 21 Mackey Avenue compare to other single-family homes in Port Washington?

This single-family home is listed 10% above the average price for single-family homes in Port Washington and has been on the market for 42 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,969 sqft.

21 Mackey Avenue is a 3-bedroom, 3-bath single-family home for sale in Port Washington NY 11050. Available on Prevu for 2 days at $1,475,000. This property features 1,969 square feet of living space, located in Port Washington. The median listing price for single-family homes in this area is $1,250,000. Nearby schools include South Salem Elementary School, Carrie Palmer Weber Middle School, and Paul D Schreiber Senio High School. The home offers dishwasher and parking. Browse more single-family home listings in Nassau County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2026, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.