Middlesex County and Dunellen Borough property record for 18 Prospect Ave, Dunellen, NJ 08812
| Property Type | Commercial |
|---|---|
| Details | 3,096 sqft · built 1913 |
| Lot Size | 0.17 acres (7,388 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $375,000 (Mar 2004) |
| Tax Bill | $7,758 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 03-00066-0000-00006-01 |
| Primary APN | 03-00066-0000-00006-01 |
|---|---|
| Alternative APNs |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 3,096 sqft Total Area |
| Year Built | Built 1913 |
|---|---|
| Effective Year Built | Effective 1913 |
| Exterior Material | Concrete Block |
| Construction Type | Masonry / Concrete Block |
| Lot Area | 7,388 sqft (0.17 acres) |
| Lot Dimensions | 137 ft deep x 50 ft wide |
| Old Parcel Number | 0300066000000006 |
|---|---|
| Street Address | 18 PROSPECT AVE |
| City | DUNELLEN |
| State | NJ |
| Zip | 08812-1225 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Local Zoning Code | RDT |
| Legal Description | 7389SF 50X137 AVG |
| Legal Block | 66 |
| Legal Lot Number | 6.1 |
| Jurisdiction | MIDDLESEX NJ |
| Township / Civil Division | DUNELLEN |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 300 |
18 Prospect Ave, a commercial property, is owned by two individuals who bought it in March 2004.
Source: Middlesex County and Dunellen Borough records, as of June 30, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 130 JOHANSON AVE, HILLSBOROUGH, NJ 08844-4213 |
| 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 | 2 Names on Deed |
|---|---|
| Last Sale | Mar 6, 2004 · Amount on File |
| Deed Sale | Mar 6, 2004 · Amount on File |
| Deed Book / Page | 5287 / 5 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 18 Prospect Ave was $7,758, down 2.4% 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 | $375,000 (+18.33%) Land $207,800 Building $167,200 | $375,000 (+18.33%) Land $207,800 Building $167,200 | |
| 2025 | $7,758.00 (-2.39%) | $316,900 Land $128,700 Building $188,200 | $316,900 Land $128,700 Building $188,200 |
| 2024 | $7,948.00 | ||
| 2023 | $316,900 Land $128,700 Building $188,200 | $316,900 Land $128,700 Building $188,200 | |
| 2022 | $8,749.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Prospect Ave in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 18 (1982–2025) |
| Most Recent Claim | Jul 2025 · river or lake flooding |
| 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.
The area around 18 Prospect Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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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