Middlesex County and Dunellen Borough property record for 505 Jefferson Ave, Dunellen, NJ 08812 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Architecture Style | Colonial |
| Year Built | Built 1920 |
| Square Footage | 1,564 sqft Living Area |
| Lot Size | 7,501 sqft (0.172 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $300,000 (2006) |
| Tax Bill | $10,761.00 (2025) |
Source: Middlesex County and Dunellen Borough records · APN 03-00009-0000-00026
Assessment roll updated June 30, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 505 JEFFERSON AVE, DUNELLEN, NJ 08812-1307 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 25, 2006 · Amount on Record |
| Deed Sale | Oct 25, 2006 · Amount on Record |
| Prior Sale | Mar 20, 2002 · Amount on Record |
| Deed Book / Page | 5738 / 323 |
| Record Refreshed | Sep 20, 2026 |
Source: Middlesex County and Dunellen Borough records · Assessment roll updated June 30, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Middlesex County |
| Municipality | Dunellen Borough |
| Unified School District | Dunellen Borough School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $518,700 (+17.99%) Land $101,500 Building $417,200 | $518,700 (+17.99%) Land $101,500 Building $417,200 | |
| 2025 | $10,761.00 (+5.63%) | $439,600 (+18.11%) Land $101,500 Building $338,100 | $439,600 (+18.11%) Land $101,500 Building $338,100 |
| 2024 | $10,187.00 (+1.84%) | ||
| 2023 | $372,200 Land $101,500 Building $270,700 | $372,200 Land $101,500 Building $270,700 | |
| 2022 | $10,003.00 |
Source: FEMA National Flood Hazard Layer, Middlesex County (34023C), updated December 16, 2021 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Moderate |
| 500-Year Floodplain | Yes |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Low above 20% of the US · above 35% of New Jersey |
|---|---|
| Wildfire Likelihood | About 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 03-00009-0000-00026 |
|---|---|
| Alternative APN |
|
| Building Area | 1,564 sqft Living Area |
|---|---|
| Stories | 2 Stories |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Colonial Style |
| Construction Type | Frame Construction |
| Lot Area | 7,501 sqft (0.172 acres) |
| Depth X Width | 150 ft x 50 ft Depth x Width |
| Street Address | 505 JEFFERSON AVE |
|---|---|
| City | DUNELLEN |
| State | NJ |
| Zip | 08812-1307 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | 50X150 |
| Legal Subdivision | DUNELLEN |
| Legal Block | 9 |
| Legal Lot Number | 26 |
| Jurisdiction | MIDDLESEX NJ |
| Minor Civil Division | DUNELLEN |
| Census Blockgroup | 4 |
| Census Block | 4012 |
| Census Tract | 300 |
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