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684 Newton AvenueUniondale, NY 11553

For Sale

$658,000

Smart Buyer Rebate $3,950

Space, Character & Opportunity Come Together At 684 Newton Ave! This spacious two-family residence sits on a generously sized lot in Uniondale, offering an exceptional combination of original character, expansive living spaces, parking, and tremendous potential.

The home is configured as a 3-bedroom, 2-bathroom duplex over a separate 2-bedroom, 1-bathroom apartment, providing a versatile layout ideal for owner-occupants, investors, extended family, or rental income.

Throughout the residence, you'll find many original features and architectural details, including exceptionally spacious bedrooms and generously sized bathrooms that offer a level of scale and character rarely found in today's market. The current owner has maintained and updated the property over the years, preserving its original charm while incorporating practical improvements for modern living. ( All photos in this listing have been virtually staged and virtually cleared for marketing purposes)

Outside, the property continues to impress with a huge lot, expansive backyard, and extended paved driveway accommodating 5+ vehicles. There is plenty of room for outdoor entertaining, recreation, gardening, or creating your own private retreat. Whether you're looking for a potential cash-flowing investment, additional income to help support your mortgage, a multi-generational home, or a property with room to customize and add value, Whether you're looking to invest, generate rental income, accommodate extended family, or create a home tailored to your lifestyle, 684 Newton Ave offers the space and flexibility to make it your own.

Schedule your showing today and discover the possibilities at 684 Newton Ave.

Listed by Eric Rashtian

·

Keystone Realty USA Corp

·

631-261-2800

Last updated September 15, 2026

·

Source: OneKey #1050762

Listing Facts

  • TypeMulti-family
  • NeighborhoodUniondale
  • Days on Prevu1
  • Taxes$9,592.65/year

Amenities

  • Parking

Location

Mortgage Calculator

Listing History

09/14/2026
Listed by Keystone Realty USA Corp
$658,000
  1. 09/14/2026$658,000
    Listed by Keystone Realty USA Corp

Property Details for 684 Newton Avenue

Exterior

Construction

  • Number Of Units Total: 2
  • Year Built: 1947
  • Construction Materials: Brick, Vinyl Siding

Measurements

  • Building Area Total: 1,215
  • Building Area Units: Square Feet
  • Lot Size Acres: 0.12
  • Lot Size Square Feet: 5,292

Financial

Taxes

  • Parcel Number: 2089-50-M-01-0017-0
  • Tax Annual Amount: $9,592.65
  • Tax Assessed Value: $413.00
  • Tax Year: 2025

Interior

Features

  • Interior Features: First Floor Bedroom, First Floor Full Bath, Ceiling Fan(s), Chefs Kitchen, Eat-in Kitchen, His And Hers Closets, Natural Woodwork, Master Downstairs, Storage

Rooms

  • Basement: Finished, Full, Walk-Out Access
  • Has Basement: Yes

Parking

Parking

  • Parking Features: Detached, Driveway, Oversized, Private

Schools

Elementary School

  • Elementary School: Contact Agent
  • Elementary School District: Contact Agent

High School

  • High School: Contact Agent
  • High School District: Contact Agent

Middle or Junior School

  • Middle Or Junior School: Call Listing Agent
  • Middle Or Junior School District: Contact Agent

Utilities

Equipment

  • Cooling: Wall/Window Unit(s)
  • Heating: Forced Air, Natural Gas
  • Sewer: Public Sewer
  • Utilities: Cable Available, Electricity Connected, Natural Gas Connected, See Remarks, Sewer Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms does this multi-family home have?

There is bedrooms in this multi-family home at 684 Newton Avenue.

What schools are nearby to 684 Newton Avenue?

Nearby schools include the Contact Agent Elementary School, Call Listing Agent Middle School, and Contact Agent High School.

What are the annual taxes for 684 Newton Avenue?

Annual taxes for this multi-family home are estimated at $9,592.

684 Newton Avenue is a -bedroom multi-family home for sale in Uniondale NY 11553. Available on Prevu for 1 days at $658,000. This home is located in Uniondale. The median listing price for multi-family homes in this area is $719,000. Nearby schools include Contact Agent Elementary School, Call Listing Agent Middle School, and Contact Agent High School. The home offers parking. Browse more multi-family home listings in Nassau County.

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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.