Middlesex County and Dunellen Borough property record for 309 Walnut St, Dunellen, NJ 08812
| Property Type | Single Family Home |
|---|---|
| Details | 1,708 sqft · built 1976 |
| Lot Size | 0.124 acres (5,397 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $12,722 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-00076-0000-00001-02 |
| Primary APN | 03-00076-0000-00001-02 |
|---|---|
| Alternative APNs |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 1,708 sqft Living Area |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | Bi-Level |
| Construction Type | Frame |
| Lot Area | 5,397 sqft (0.124 acres) |
| Lot Dimensions | 83 ft deep x 65 ft wide |
| Old Parcel Number | 0300076000000001B |
|---|---|
| Street Address | 309 WALNUT ST |
| City | DUNELLEN |
| State | NJ |
| Zip | 08812-1632 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RA |
| Legal Description | 65X83 AVG |
| Legal Block | 76 |
| Legal Lot Number | 1.2 |
| Jurisdiction | MIDDLESEX NJ |
| Township / Civil Division | DUNELLEN |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 300 |
309 Walnut St is owned and occupied by an individual who acquired it in September 2003.
Source: Middlesex County and Dunellen Borough records, as of June 30, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 309 WALNUT ST, DUNELLEN, NJ 08812-1632 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 23, 2003 |
| Deed Sale | Sep 23, 2003 |
| Prior Sale | Sep 7, 1994 · Amount on File |
| Deed Book / Page | 5227 / 755 |
| Prior Transfer Date | Sep 9, 2003 |
| Prior Transfer Doc | 5227000755 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 309 Walnut St was $12,722, up 9.3% from the year before.
Source: Middlesex County and Dunellen Borough assessment roll, as of June 30, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Middlesex County |
| Municipality | Dunellen Borough |
| Unified School District | Dunellen Borough School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $529,600 (+1.9%) Land $96,900 Building $432,700 | $529,600 (+1.9%) Land $96,900 Building $432,700 | |
| 2025 | $12,722.00 (+9.28%) | $519,700 Land $96,900 Building $422,800 | $519,700 Land $96,900 Building $422,800 |
| 2024 | $11,642.00 | ||
| 2023 | $414,500 Land $96,900 Building $317,600 | $414,500 Land $96,900 Building $317,600 | |
| 2022 | $10,403.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 309 Walnut St in Zone X, an area of minimal flood risk, though there have been 160 flood claims nearby since 1978.
Source: FEMA National Flood Hazard Layer, effective December 16, 2021 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 131 policies |
| Nearby Flood Policies | 131 in force |
| Nearby Flood Claims | 160 (1978–2025) |
| Claims Outside the SFHA | 16 of 160 |
| Most Recent Claim | Jul 2025 · rainfall accumulation |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 309 Walnut St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 94% of New Jersey |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NJ AMERICAN WATER - RARITAN private · serves 615,430 people · EPA ID NJ2004002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2024 |
| Lead | 1 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 558 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Xfinity Fiber | 2,000 / 2,000 |
| AT&T Fixed Wireless | 100 / 20 |
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