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$549,990

Listing Price

4beds

3baths

1,904sqft

29,621sqft lot

647 Union Ave, Holtsville, NY 11742

Member Features

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  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

Off Market

Single Family

Home type

317.47

Price / sqft

1955

Year built

Home Details

Welcome to 647 Union Ave As per Town of Brookhaven - Planning & Environmental, this property is zoned L1 Industrial, perfect for Landscapers, contractors or Nature lovers! This beautifully maintained 4-bedroom, 2.5-bath residence is nestled on an oversized corner lot spanning over half an acre with so many possibilities with the location and oversized driveway. This unique home offers a spacious and flexible layout perfect for both everyday living and entertaining. The main level features two generously sized bedrooms, including the primary bedroom, a full bath, and a large eat-in kitchen complete with stainless steel appliances and dining area.nnUpstairs, youll find additional bedrooms one of which offers the option to be used as a den and opens to a private terrace for your morning coffee or evening unwind. The fully finished basement has a den, full bathroom, laundry area, utilities, storage, and a private outside entrance. nnOutside youll be captivated by the lush, professionally landscaped gardens, complete with walkways that meander around colorful blooms and greenery. Whether youre entertaining poolside, relaxing on the terrace, or enjoying the tranquility of the garden, the outdoor space is truly a private retreat. The property also features an above-ground pool, an extended driveway with ample parking. nnWith incredibly low taxes just over $7,000, and a Land Use designation of Commercial Lot per public records, this property presents both residential charm and exciti

Interior Details

Square Feet
  • 1904

Bedrooms
  • 4

Bathrooms
  • 3

Heating
  • Has Heating:

    Yes

  • Heating Type:

    Radiant

Cooling
  • Has Cooling:

    No

  • Cooling Type:

    N/A

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    Finished

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    N/A

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 29621

Water
  • No

Sewer
  • No

Parking
  • Type:

    N/A

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    N/A

Deck
  • N/A

Patio
  • N/A

Fence
  • N/A

Pool
  • N/A

Porch
  • N/A

Stoop
  • N/A

Breezeway
  • N/A

Construction Details

Number of Stories
  • 1

Style
  • Cape Cod

Exterior
  • Brick

Foundation
  • N/A

Roof
  • N/A

Roofing Material
  • N/A

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

2020

$4,659

$330

$1,500

--%

$1,830

2018

$5,194

$330

$1,500

--%

$1,830

2017

$5,014

$330

$1,500

--%

$1,830

2016

$5,006

$330

$1,500

--%

$1,830

2015

$4,851

$330

$1,500

--%

$1,830

2014

$5,531

$330

$1,500

--%

$1,830

2013

$4,644

$330

$1,500

--%

$1,830

percent-home-icon

Average Home Price in 11742

Nearby Properties

Zip Code

Price

Bed

Bath

Sqft

Lot

Sold Date

$549,990

4 Beds

3 Baths

1,904 Sqft

29,621 Lot (sqft)

Sold 09/29/2026

$723,772

3 Beds

2.5 Baths

1,812 Sqft

2,178 Lot (sqft)

Sold 10/05/2026

$757,495

3 Beds

3 Baths

2,080 Sqft

20,038 Lot (sqft)

Sold NaN/NaN/NaN

$695,650

3 Beds

1 Baths

1,791 Sqft

10,454 Lot (sqft)

Sold 10/06/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
549,990
$
Down payment
109,998
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
3,299.94
$
HOA (Monthly)
0
$
PMI
0
$
$3,560
Your Payment
Total Monthly Payment:$3,560
Percent of Income:61%
Affordable:No

Details for 647 UNION AVE

Property Debt

Foreclosure Contact Details