Suffolk County  »  11742  »  Union Ave  »  685 Union Ave

685 Union Avenue, Holtsville, NY 11742 Property Information

685 Union Avenue, Holtsville, NY 11742 Property Information

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

Primary address 685 Union Avenue, Holtsville
Zip code 11742
County Suffolk
Municipality Brookhaven
Parcel ID 6818010

Sales & Tax Overview for 685 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 02/20/2006
Sale price $335,000
Arm's length
Current property tax $8,988

Lot & Building Information for 685 Union Avenue, Holtsville

Building sqft 1,400
Building class One Family Year-Round Residence (210)
Acreage 0.36
Year built 1983
Rooms 7
Bedrooms 3
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 685 Union Avenue, Holtsville

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About 685 Union Avenue, Holtsville

What is the year built & the total sq. ft. for 685 Union Avenue, Holtsville, NY 11742?

685 Union Avenue, Holtsville, NY 11742 was built in 1983 and has a total of 1,400 square feet.

What is the assessed value of 685 Union Avenue, Holtsville, NY 11742 and the property tax paid?

Assessed at $2,750, the tax amount paid for 685 Union Avenue, Holtsville, NY 11742 is $9,712.

When was 685 Union Avenue, Holtsville, NY 11742 last sold and what was the last sale price?

685 Union Avenue, Holtsville, NY 11742 was last sold in 02/20/2006 for $335,000.

Ownership Information

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Real Estate Reports:
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.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Research 100M+ property records powered by:
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Past Sales & Property History for 685 Union Avenue, Holtsville

Create a free account to view the complete sales history for 685 Union Avenue, Holtsville, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
02/20/2006 $335,000

Title Documents for 685 Union Avenue, Holtsville

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Date Type Amount Party 1 Party 2 Doc image
02/20/2006 - D
03/07/2006 - R
Deed
           
           
           
           
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R: Recorded date
D: Document date

Property Taxes for 685 Union Avenue, Holtsville

Access detailed property tax data for 685 Union Avenue, Holtsville, NY 11742. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2025-2026
Base tax $9,712
Current property tax $8,988
Market value $518,868
Assessed value $2,750

Assessment History for 685 Union Avenue, Holtsville

Here's the assessment & property tax history for 685 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 $518,868 $2,750 338.342 $9,304 -17.92%
2023-2024 $509,260 $2,750 412.188 $11,335 +27.16%
2022-2023 $443,548 $2,750 324.157 $8,914 +3.72%
2021-2022 $371,622 $2,750 312.54 $8,595 +2.63%
2020-2021 $357,143 $2,750 304.524 $8,374 +1.29%

Permits for 685 Union Avenue, Holtsville

The complete history of permits filed for 685 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 685 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 685 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 0.18
Waverly Avenue School 6 Public K-5 463 0.70
Tamarac Elementary School 7 Public K-5 443 0.79
Chippewa Elementary School 5 Public K-5 515 1.23
Nokomis School 3 Public K-5 527 1.58

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
Long Island Baptist Academy NR Private 2-12 8 0.18
Sagamore Middle School 6 Public 6-8 933 0.89
Seneca Middle School 6 Public 6-8 973 1.33
Oregon Middle School 5 Public 6-8 592 2.89
Samoset Middle School 6 Public 6-8 892 2.93

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Long Island Baptist Academy NR Private 2-12 8 0.18
Sachem High School East 7 Public 9-12 2,082 2.88
Sachem High School North 8 Public 9-12 1,923 3.11
Patchogue Medford High School 5 Public 9-12 2,443 3.28
Aunt T's Home Day Care NR Private PK, K-12 0 3.43

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

Neighbors for 685 Union Avenue, Holtsville

Here are the neighbors for 685 Union Avenue, Holtsville.

Address Square feet Purchase date Purchase price
672 Union Ave, Holtsville 1,361 06/29/2010 $340,000
3 Park St, Holtsville 1,361 04/19/2012 $345,000
7 Park St, Holtsville 1,638
9 Park St, Holtsville 1,892 02/17/2004 $325,500
15 Jamaica St, Holtsville 1,068 01/23/2002
3 Jamaica St, Holtsville 1,024 11/20/2018 $442,000
678 Union Ave, Holtsville 1,959 12/08/2020 $480,000
14 Jamaica St, Holtsville 1,418
25 Floral Ave, Holtsville 1,444
11 Jamaica St, Holtsville 1,132 12/23/2019 $350,000
142 Washington Ave, Holtsville 1,060 03/15/2023 $465,000
140 Washington Ave, Holtsville 1,586 12/06/2005 $375,000
6 Flushing St, Holtsville 1,275 03/04/2021
10 Jamaica St, Holtsville 2,455 11/07/2001 $225,000
684 Union Ave, Holtsville 1,661
7 Jamaica St, Holtsville 2,419
2 Jamaica St, Holtsville 1,369
6 Jamaica St, Holtsville 2,405 02/04/2026 $680,000
676 Union Ave, Holtsville 1,361 07/13/2020 $400,000
680 Union Ave, Holtsville 1,361 11/14/2019

Nearby ZIP Codes for 685 Union Avenue, Holtsville

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