509 South Ave
Dunellen, NJ 08812
2 bd 1 ba Built 1950 Lot 23,435 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 | $251,300 | $120,600 | $371,900 | $9,104 |
| 2024 | $251,300 | $120,600 | $371,900 | $9,211 |
| 2023 | $185,500 | $120,600 | $306,100 | $8,289 |
| 2022 | $141,000 | $120,600 | $261,600 | $7,222 |
| 2021 | $106,600 | $120,600 | $227,200 | $7,061 |
| 2020 | $114,600 | $123,800 | $238,400 | $7,743 |
| 2019 | $114,600 | $123,800 | $238,400 | $7,397 |
| 2018 | $22,100 | $22,900 | $45,000 | $6,077 |
| 2017 | $22,100 | $22,900 | $45,000 | $5,832 |
| 2016 | $22,100 | $22,900 | $45,000 | $5,619 |
| 2015 | $22,100 | $22,900 | $45,000 | $5,479 |
| 2014 | $22,100 | $22,900 | $45,000 | $5,363 |
| 2013 | $22,100 | $22,900 | $45,000 | $5,296 |
| 2012 | $37,100 | $22,900 | $60,000 | $7,062 |
| 2011 | $37,100 | $22,900 | $60,000 | $6,964 |
| 2009 | $37,100 | $22,900 | $60,000 | $6,529 |
| 2008 | $37,100 | $22,900 | $60,000 | $6,436 |
| 2007 | $37,100 | $22,900 | $60,000 | $6,186 |
Property facts
Year built
1950
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
—
Lot size
23,435 sqft
ZIP code
08812
City
Dunellen
Street
South Ave
Coordinates
40.58806, -74.46536
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 509 South Ave last sell?
No public-record sale is on file for 509 South Ave.
What is the current tax assessment for 509 South Ave?
The most recent total assessment for 509 South Ave (year 2025) is $371,900 with $9,104 in property tax.
When was 509 South Ave built?
509 South Ave was built in 1950.
How does 509 South Ave compare to others on South Ave?
We track 7 other properties on South Ave. Browse the list under "Other properties on South Ave" to compare beds, baths, and sale history.
What are the property facts for 509 South Ave?
509 South Ave is a 2 bed, 1 bath, 23,435 sqft lot single_family.
Is 509 South Ave a flip candidate?
No — 509 South Ave does not appear in our flips dataset.
Is 509 South Ave a tax-appeal candidate?
No — 509 South Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.8%
Implied 1-yr
+11.1%
2026 Q3
$691.6K
2026 Q4
$707.9K
ZIP 08812 — Median Price History + Forecast
Explore nearby
Geography
Other properties on South Ave