Nassau County  »  517 Decatur St

517 Decatur Street, Uniondale, NY 11553 Property Information

517 Decatur Street, Uniondale, NY 11553 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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517 Decatur Street, Uniondale, NY 11553
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Address

Primary address 517 Decatur Street, Uniondale
Zip code 11553
County Nassau
Town/City Hempstead
Village (swiss code) None (unincorporated town)
Parcel ID 50-136-283

Sales & Tax Overview for 517 Decatur Street, Uniondale

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

Sale date 01/20/2022
Sale price $480,000
Arm's length
Tax class
Current property tax $10,976

Lot & Building Information for 517 Decatur Street, Uniondale

Building sqft 2,015
Building class One Family Year - Round Residence (210.01)
Land Primary site
Topography Level
Acreage 0.158
Buildings on lot 1
Year built 1953
Stories 2
Style Colonial
Rooms 8
Bathrooms 3
Attic None
Basement Full
Exterior wall Alum/Vinyl
Heating type Central
Heating system Hot water
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


School district Uniondale UFSD

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

Other Property Data for 517 Decatur Street, Uniondale

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  • • Improvements for 517 Decatur Street, Uniondale , including their type, square footage, grade and when they were built.
  • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 517 Decatur Street, Uniondale

What is the year built & the total sq. ft. for 517 Decatur Street, Uniondale, NY 11553?

517 Decatur Street, Uniondale, NY 11553 was built in 1953 and has a total of 2,015 square feet.

What is the assessed value of 517 Decatur Street, Uniondale, NY 11553 and the property tax paid?

Assessed at $520, the tax amount paid for 517 Decatur Street, Uniondale, NY 11553 is $12,077.

When was 517 Decatur Street, Uniondale, NY 11553 last sold and what was the last sale price?

517 Decatur Street, Uniondale, NY 11553 was last sold in 01/20/2022 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.
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  • 2000+ governmental and public data sources
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Past Sales & Property History for 517 Decatur Street, Uniondale

Create a free account to view the complete sales history for 517 Decatur Street, Uniondale, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
01/20/2022 $480,000
07/12/2019 $275,000
10/22/2007 $450,000
       
       
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*Here are the three most recent sales for this property.


Title Documents for 517 Decatur Street, Uniondale

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2
05/07/2025 - D
05/28/2025 - R
Mortgage
(Mtg-mortgage)
07/01/2024 - D
08/06/2024 - R
Mortgage
(New york mortgage)
08/22/2023 - D
09/18/2023 - R
Mortgage
(New york mortgage)
03/14/2023 - R Assignment
(Assign mortgage)
02/16/2022 - R Other
(Mortgage satisfaction)
01/20/2022 - D
02/11/2022 - R
Deed
01/20/2022 - D
02/11/2022 - R
Mortgage
(Fixed rate)
08/23/2019 - R Other
(Mortgage satisfaction)
07/12/2019 - D
07/23/2019 - R
Deed
07/12/2019 - D
07/23/2019 - R
Mortgage
(Fixed rate)
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R: Recorded date
D: Document date

Property Taxes for 517 Decatur Street, Uniondale

Access detailed property tax data for 517 Decatur Street, Uniondale, NY 11553. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year 2026
Base tax $12,078
Current property tax $10,976
Tax class
Market value $520,000
Assessed value $520
School current tax bill
Property tax exemptions
Transitional assessed value

Assessment History for 517 Decatur Street, Uniondale

Here's the assessment & property tax history for 517 Decatur Street, Uniondale, 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
2026 $520,000 $520 2322.677 $12,078 +2.65%
2025 $520,000 $520 2262.781 $11,766 -1.46%
2024 $519,400 $520 2296.361 $11,941 +12.07%
2023 $444,000 $444 2399.697 $10,655 -1.35%
2022 $403,000 $403 2680.112 $10,801 -11.37%

Permits for 517 Decatur Street, Uniondale

The complete history of permits filed for 517 Decatur Street, Uniondale, 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.

Hempstead residential market stats

Median Sale Price
$745,000
6.4% YoY
Median Price/Sqft
$485
4.8% YoY
Nassau County Median Sale Price
$805,000
6.6% YoY

Access a detailed real estate market overview of Hempstead so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Hempstead and compare it to other neighborhoods in Nassau County.

Check out recently sold homes in Hempstead and see how their prices compare.

Risk

Create a free account to unlock extended information for 517 Decatur Street, Uniondale, 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 517 Decatur Street, Uniondale to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance to school (mi)
St Martin De Porres Marianist School NR Private PK, K-8 427 0.46
St Martin De Porres Marianist School NR Private PK, K-8 427 0.46
Success Express Learning Ct. NR Private PK, K-6 0 0.47
Success Express Learning Ct. NR Private PK, K-6 0 0.47
Walnut Street Elementary School 6 Public PK, K-5 452 0.53

Nearest middle schools

Name Rating Type Grade range No of students Distance to school (mi)
St Martin De Porres Marianist School NR Private PK, K-8 427 0.46
Turtle Hook Middle School 4 Public 6-8 669 0.51
Kellenberg Memorial High School NR Private 6-12 2,549 1.00
Roosevelt Middle School 5 Public 7-8 455 1.23
Lawrence Road Middle School 3 Public 6-8 682 1.38

Nearest high schools

Name Rating Type Grade range No of students Distance to school (mi)
Uniondale High School 4 Public 9-12 2,080 0.42
Kellenberg Memorial High School NR Private 6-12 2,549 1.00
Roosevelt High School 3 Public 9-12 1,075 1.13
Hanc - Middle & High School NR Private 7-12 390 1.48
Community Academic Prep NR Private K-10 16 1.51

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

Neighbors for 517 Decatur Street, Uniondale

Here are the neighbors for 517 Decatur Street, Uniondale.

Address Square feet Purchase date Purchase price
518 Liberty St, Uniondale 1,700 04/02/2021 $585,000
576 Emerson St, Uniondale 1,092 06/14/2021
539 Decatur St, Uniondale 2,180 04/06/2023
505 Decatur St, Uniondale 1,170 10/18/2022 $535,000
531 Decatur St, Uniondale 1,275 04/29/2019
542 Emerson St, Uniondale 2,429 08/11/2022
768 Hempstead Blvd, Uniondale 1,580 06/30/2011
525 Decatur St, Uniondale 824 03/07/2025
526 Liberty St, Uniondale 2,005 05/12/2023 $615,000
552 Emerson St, Uniondale 1,296 04/02/2021 $465,000
536 Emerson St, Uniondale 1,110 10/09/2003 $295,000
572 Emerson St, Uniondale 1,164 03/22/2023 $530,000
546 Emerson St, Uniondale 1,092
772 Hempstead Blvd, Uniondale 1,206 02/16/2023
545 Decatur St, Uniondale 1,092 03/26/1996 $145,000
506 Liberty St, Uniondale 1,188 02/09/1994 $128,000
522 Liberty St, Uniondale 2,248 06/18/2009 $372,750
566 Emerson St, Uniondale 1,202 01/10/2007 $360,000
530 Liberty St, Uniondale 480 07/08/2023 $330,000
565 Decatur St, Uniondale 1,279 03/26/2026

Nearby ZIP Codes for 517 Decatur Street, Uniondale

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