Suffolk County  »  11742  »  Union Ave  »  678 Union Ave

678 Union Avenue, Holtsville, NY 11742 Property Information

678 Union Avenue, Holtsville, NY 11742 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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678 Union Avenue, Holtsville, NY 11742
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Address

Primary address 678 Union Avenue, Holtsville
Zip code 11742
County Suffolk
Municipality Brookhaven
Parcel ID 6817981

Sales & Tax Overview for 678 Union Avenue, Holtsville

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date 12/08/2020
Sale price $480,000
Arm's length
Property tax $10,754

Lot & Building Information for 678 Union Avenue, Holtsville

Building sqft 1,959
Building class One Family Year-Round Residence (210)
Acreage 0.4
Year built 1977
Rooms 8
Bedrooms 4
Bathrooms 2
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


School district Sachem

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 678 Union Avenue, Holtsville

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About 678 Union Avenue, Holtsville

What is the year built & the total sq. ft. for 678 Union Avenue, Holtsville, NY 11742?

678 Union Avenue, Holtsville, NY 11742 was built in 1977 and has a total of 1,959 square feet.

What is the assessed value of 678 Union Avenue, Holtsville, NY 11742 and the property tax paid?

Assessed at $3,045, the tax amount paid for 678 Union Avenue, Holtsville, NY 11742 is $10,754.

When was 678 Union Avenue, Holtsville, NY 11742 last sold and what was the last sale price?

678 Union Avenue, Holtsville, NY 11742 was last sold in 12/08/2020 for $480,000.

Ownership Information

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Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
Laura Pop-Badiu, May 21, 2026 How to Find Land Boundaries: Free & Paid Methods
If you need to find land boundaries fast, you can start with a free county parcel/GIS viewer or a premium platform like PropertyShark to see an approximate parcel outline and lot data. However, keep in mind that a web-based land boundaries map is a starting point, not the legal finish line.
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Research 100M+ property records powered by:
  • 2000+ governmental and public data sources
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Past Sales & Property History for 678 Union Avenue, Holtsville

Create a free account to view the complete sales history for 678 Union Avenue, Holtsville, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
12/08/2020 $480,000

Title Documents for 678 Union Avenue, Holtsville

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Date Type Amount Party 1 Party 2 Doc image
12/08/2020 - D
12/17/2020 - R
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 678 Union Avenue, Holtsville

Access detailed property tax data for 678 Union Avenue, Holtsville, NY 11742. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Property tax $10,754
Market value $574,528
Assessed value $3,045

Assessment History for 678 Union Avenue, Holtsville

Here's the assessment & property tax history for 678 Union Avenue, Holtsville, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2024-2025 $574,528 $3,045 338.342 $10,303 -17.92%
2023-2024 $563,889 $3,045 412.188 $12,551 +27.16%
2022-2023 $491,129 $3,045 324.157 $9,871 +3.72%
2021-2022 $411,486 $3,045 312.54 $9,517 +2.63%
2020-2021 $395,455 $3,045 304.524 $9,273 +1.29%

Permits for 678 Union Avenue, Holtsville

The complete history of permits filed for 678 Union Avenue, Holtsville, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Data not available for this property.

Risk

Create a free account to unlock extended information for 678 Union Avenue, Holtsville, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s) X (See more on map)

Transportation

Access the detailed traffic volume map for 678 Union Avenue, Holtsville to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
Long Island Baptist Academy NR Private 2-12 8 0.19
Waverly Avenue School 6 Public K-5 463 0.75
Tamarac Elementary School 7 Public K-5 443 0.76
Chippewa Elementary School 5 Public K-5 515 1.26
Nokomis School 3 Public K-5 527 1.56

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Long Island Baptist Academy NR Private 2-12 8 0.19
Sagamore Middle School 6 Public 6-8 933 0.92
Seneca Middle School 6 Public 6-8 973 1.28
Oregon Middle School 5 Public 6-8 592 2.91
Samoset Middle School 6 Public 6-8 892 2.92

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Long Island Baptist Academy NR Private 2-12 8 0.19
Sachem High School East 7 Public 9-12 2,082 2.93
Sachem High School North 8 Public 9-12 1,923 3.11
Patchogue Medford High School 5 Public 9-12 2,443 3.31
Aunt T's Home Day Care NR Private PK, K-12 0 3.46

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 678 Union Avenue, Holtsville

Here are the neighbors for 678 Union Avenue, Holtsville.

Address Square feet Purchase date Purchase price
672 Union Ave, Holtsville 1,361 06/29/2010 $340,000
685 Union Ave, Holtsville 1,400 02/20/2006 $335,000
3 Park St, Holtsville 1,361 04/19/2012 $345,000
7 Park St, Holtsville 1,638
10 Park St, Holtsville 1,275
9 Park St, Holtsville 1,892 02/17/2004 $325,500
15 Jamaica St, Holtsville 1,068 01/23/2002
8 Park St, Holtsville 1,821
14 Jamaica St, Holtsville 1,418
25 Floral Ave, Holtsville 1,444
11 Jamaica St, Holtsville 1,132 12/23/2019 $350,000
6 Park St, Holtsville 1,060
10 Jamaica St, Holtsville 2,455 11/07/2001 $225,000
684 Union Ave, Holtsville 1,661
11 Park St, Holtsville 1,032 05/23/2008 $339,900
15 Park St, Holtsville 1,122 12/27/2013 $150,000
2 Jamaica St, Holtsville 1,369
676 Union Ave, Holtsville 1,361 07/13/2020 $400,000
6 Jamaica St, Holtsville 2,405 02/04/2026 $680,000
680 Union Ave, Holtsville 1,361 11/14/2019

Nearby ZIP Codes for 678 Union Avenue, Holtsville

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