Warren County and Hackettstown Town property record for 511 Jefferson St, Hackettstown, NJ 07840
| Property Type | Single Family Home |
|---|---|
| Details | 624 sqft · built 1951 |
| Lot Size | 0.06 acres (2,627 sqft) |
| Owner | Individual Name on File |
| Last Sale | $218,000 (Feb 2007) |
| Tax Bill | $5,577 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 08-00097-0000-00007 |
| Primary APN | 08-00097-0000-00007 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 624 sqft Living Area |
| 1st Floor Area | 624 sqft |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1951 |
| Construction Type | Frame |
| Lot Area | 2,627 sqft (0.06 acres) |
| Lot Dimensions | 75 ft deep x 35 ft wide |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 511 JEFFERSON ST |
|---|---|
| City | HACKETTSTOWN |
| State | NJ |
| Zip | 07840-2111 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R125 |
| Legal Block | 97 |
| Legal Lot Number | 7 |
| Jurisdiction | WARREN NJ |
| Township / Civil Division | HACKETTSTOWN |
| Census Block Group | 3 |
| Census Block | 3023 |
| Census Tract | 31402 |
511 Jefferson St is owned and occupied by an individual who bought it in February 2007.
Source: Warren County and Hackettstown Town records, as of July 7, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 511 JEFFERSON ST, HACKETTSTOWN, NJ 07840-2111 |
| 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 | Feb 8, 2007 · Amount on File |
| Deed Sale | Feb 8, 2007 · Amount on File |
| Prior Sale | May 27, 2004 · Amount on File |
| Deed Document Number | 2007294991 |
| Deed Book / Page | 2133 / 53 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 511 Jefferson St was $5,577, up 1.7% from the year before.
Source: Warren County and Hackettstown Town assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Warren County |
| Municipality | Hackettstown Town |
| Unified School District | Hackettstown Town School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $160,400 (-) Land $95,200 Building $65,200 | $160,400 (-) Land $95,200 Building $65,200 | |
| 2025 | $5,577.00 (+1.7%) | $160,400 Land $95,200 Building $65,200 | $160,400 Land $95,200 Building $65,200 |
| 2024 | $5,484.00 | ||
| 2023 | $160,400 Land $95,200 Building $65,200 | $160,400 Land $95,200 Building $65,200 | |
| 2022 | $5,235.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 511 Jefferson St in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1996.
Source: FEMA National Flood Hazard Layer, effective September 29, 2011 · 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 |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 4 (1996–2011) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Aug 2011 · Hurricane Irene |
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 511 Jefferson St is low, with 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 80% of the US · lower than 65% of New Jersey |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | HACKETTSTOWN MUA serves 22,000 people · EPA ID NJ2108001 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | 5 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 15 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 361 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Optimum.
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