509 Willow Grove St
Hackettstown, NJ 07840
— ba 1,756 sqft Built 1948 Lot 18,748 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 | $169,700 | $110,200 | $279,900 | $9,732 |
| 2024 | $169,700 | $110,200 | $279,900 | $9,569 |
| 2023 | $169,700 | $110,200 | $279,900 | $9,443 |
| 2022 | $169,700 | $110,200 | $279,900 | $9,135 |
| 2021 | $169,700 | $110,200 | $279,900 | $8,945 |
| 2020 | $169,700 | $110,200 | $279,900 | $8,758 |
| 2019 | $169,700 | $110,200 | $279,900 | $8,464 |
| 2018 | $169,700 | $110,200 | $279,900 | $8,464 |
| 2017 | $169,700 | $110,200 | $279,900 | $8,299 |
| 2016 | $169,700 | $110,200 | $279,900 | $8,161 |
| 2015 | $160,700 | $110,200 | $270,900 | $7,568 |
| 2014 | $160,700 | $110,200 | $270,900 | $7,322 |
| 2013 | $160,700 | $110,200 | $270,900 | $7,073 |
| 2012 | $160,700 | $110,200 | $270,900 | $6,611 |
| 2011 | $160,700 | $110,200 | $270,900 | $6,481 |
| 2009 | $112,900 | $48,600 | $161,500 | $6,607 |
| 2008 | $104,900 | $48,600 | $153,500 | $6,129 |
| 2007 | $104,900 | $48,600 | $153,500 | $5,859 |
Property facts
Year built
1948
Property type
single_family
Stories
1
Beds
—
Baths
—
Living area
1,756 sqft
Lot size
18,748 sqft
ZIP code
07840
City
Hackettstown
Street
Willow Grove St
Coordinates
40.85967, -74.81641
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 509 Willow Grove St last sell?
No public-record sale is on file for 509 Willow Grove St.
What is the current tax assessment for 509 Willow Grove St?
The most recent total assessment for 509 Willow Grove St (year 2025) is $279,900 with $9,732 in property tax.
When was 509 Willow Grove St built?
509 Willow Grove St was built in 1948.
How does 509 Willow Grove St compare to others on Willow Grove St?
We track 8 other properties on Willow Grove St. Browse the list under "Other properties on Willow Grove St" to compare beds, baths, and sale history.
What are the property facts for 509 Willow Grove St?
509 Willow Grove St is a — bath, 1,756 sqft, 18,748 sqft lot single_family.
Is 509 Willow Grove St a flip candidate?
No — 509 Willow Grove St does not appear in our flips dataset.
Is 509 Willow Grove St a tax-appeal candidate?
No — 509 Willow Grove 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
+0.2%
Implied 1-yr
+0.8%
2026 Q3
$473.8K
2026 Q4
$474.8K
ZIP 07840 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Willow Grove St