303 Union St
Boonton, NJ 07005
7 bd 4 ba Built 1890 Lot 10,019 sqft multi_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 | $214,300 | $163,400 | $377,700 | $13,136 |
| 2024 | $214,300 | $163,400 | $377,700 | $12,766 |
| 2023 | $214,300 | $163,400 | $377,700 | $12,430 |
| 2022 | $214,300 | $163,400 | $377,700 | $12,025 |
| 2021 | $200,900 | $163,400 | $364,300 | $11,362 |
| 2020 | $200,900 | $163,400 | $364,300 | $10,892 |
| 2019 | $200,900 | $163,400 | $364,300 | $11,034 |
| 2018 | $136,600 | $163,400 | $300,000 | $8,847 |
| 2017 | $136,600 | $163,400 | $300,000 | $8,478 |
| 2016 | $131,500 | $163,400 | $294,900 | $8,115 |
| 2015 | $131,500 | $163,400 | $294,900 | $7,982 |
| 2014 | $131,500 | $163,400 | $294,900 | $7,806 |
| 2013 | $131,500 | $163,400 | $294,900 | $7,632 |
| 2012 | $131,500 | $163,400 | $294,900 | $7,419 |
| 2011 | $131,500 | $163,400 | $294,900 | $7,310 |
| 2009 | $149,100 | $209,900 | $359,000 | $7,262 |
| 2008 | $149,100 | $209,900 | $359,000 | $6,856 |
| 2007 | $79,500 | $60,600 | $140,100 | $5,632 |
Property facts
Year built
1890
Property type
multi_family
Stories
2
Beds
7
Baths
4
Living area
—
Lot size
10,019 sqft
ZIP code
07005
City
Boonton
Street
Union St
Coordinates
40.90632, -74.40628
Frequently asked questions
When did 303 Union St last sell?
No public-record sale is on file for 303 Union St.
What is the current tax assessment for 303 Union St?
The most recent total assessment for 303 Union St (year 2025) is $377,700 with $13,136 in property tax.
When was 303 Union St built?
303 Union St was built in 1890.
How does 303 Union St compare to others on Union St?
We track 4 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 303 Union St?
303 Union St is a 7 bed, 4 bath, 10,019 sqft lot multi_family.
Is 303 Union St a flip candidate?
No — 303 Union St does not appear in our flips dataset.
Is 303 Union St a tax-appeal candidate?
No — 303 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
-0.3%
Implied 1-yr
-1.0%
2026 Q2
$742.6K
2026 Q3
$740.6K
ZIP 07005 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St