517 Union St
Piscataway, NJ 08854
— ba 1,118 sqft Built 1973 Lot 10,855 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $161,200 | $285,700 | $446,900 | $7,945 |
| 2024 | $161,200 | $285,700 | $446,900 | $7,222 |
| 2023 | $161,400 | $185,000 | $346,400 | $7,156 |
| 2022 | $136,700 | $185,000 | $321,700 | $7,161 |
| 2021 | $122,300 | $155,000 | $277,300 | $6,175 |
| 2020 | $120,900 | $147,500 | $268,400 | $5,955 |
| 2019 | $120,900 | $147,500 | $268,400 | $6,315 |
| 2018 | $113,800 | $147,500 | $261,300 | $5,869 |
| 2017 | $103,100 | $112,500 | $215,600 | $5,594 |
| 2016 | $103,100 | $112,500 | $215,600 | $5,739 |
| 2015 | $103,100 | $112,500 | $215,600 | $5,403 |
| 2014 | $103,100 | $112,500 | $215,600 | $5,527 |
| 2013 | $84,600 | $20,000 | $104,600 | $7,073 |
| 2012 | $84,600 | $20,000 | $104,600 | $6,737 |
| 2011 | $84,600 | $20,000 | $104,600 | $6,743 |
| 2009 | $84,600 | $20,000 | $104,600 | $6,055 |
| 2008 | $84,600 | $20,000 | $104,600 | $5,764 |
| 2007 | $84,600 | $20,000 | $104,600 | $5,623 |
Property facts
Year built
1973
Property type
single_family
Stories
1
Beds
—
Baths
—
Living area
1,118 sqft
Lot size
10,855 sqft
ZIP code
08854
City
Piscataway
Street
Union St
Coordinates
40.57738, -74.46047
Comparable properties nearby
Frequently asked questions
When did 517 Union St last sell?
No public-record sale is on file for 517 Union St.
What is the current tax assessment for 517 Union St?
The most recent total assessment for 517 Union St (year 2025) is $446,900 with $7,945 in property tax.
When was 517 Union St built?
517 Union St was built in 1973.
How does 517 Union St compare to others on Union St?
We track 2 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 517 Union St?
517 Union St is a — bath, 1,118 sqft, 10,855 sqft lot single_family.
Is 517 Union St a flip candidate?
No — 517 Union St does not appear in our flips dataset.
Is 517 Union St a tax-appeal candidate?
No — 517 Union St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.6%
Implied 1-yr
+10.3%
2026 Q3
$729.4K
2026 Q4
$745.5K
ZIP 08854 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St