Warren County and Mansfield Township property record for 9 Brookside Ave, Hackettstown, NJ 07840 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Year Built | Built 1966 |
| Square Footage | 2,136 sqft Living Area |
| Lot Size | 21,780 sqft (0.5 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $135,900 (1986) |
| Tax Bill | $9,264.00 (2025) |
| Primary APN | 16-02103-0000-00013 |
|---|---|
| Alternative APN |
|
| Building Area | 2,136 sqft Living Area |
|---|---|
| Stories | 2 Stories |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Construction Type | Frame Construction |
| Lot Area | 21,780 sqft (0.5 acres) |
| Street Address | 9 BROOKSIDE AVE |
|---|---|
| City | HACKETTSTOWN |
| State | NJ |
| Zip | 07840-4103 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Block | 2103 |
| Legal Lot Number | 13 |
| Jurisdiction | WARREN NJ |
| Minor Civil Division | MANSFIELD |
| Census Blockgroup | 2 |
| Census Block | 2009 |
| Census Tract | 31500 |
Source: Warren County and Mansfield Township records · APN 16-02103-0000-00013
Assessment roll updated July 7, 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 | 9 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4103 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 03, 1986 · Amount on Record |
| Deed Sale | Jun 03, 1986 · Amount on Record |
| Deed Book / Page | 969 / 226 |
| Record Refreshed | Sep 20, 2026 |
Source: Warren County and Mansfield Township records · Assessment roll updated July 7, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | New Jersey |
| County | Warren County |
| County Subdivision | Mansfield Township |
| Elementary School District | Mansfield Township School District (KG - 06) |
| Secondary School District | Warren Hills Regional School District (07 - 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 | $260,000 (-) Land $85,600 Building $174,400 | $260,000 (-) Land $85,600 Building $174,400 | |
| 2025 | $9,264.00 (+0.74%) | $260,000 (-) Land $85,600 Building $174,400 | $260,000 (-) Land $85,600 Building $174,400 |
| 2024 | $9,196.00 (+1.38%) | ||
| 2023 | $260,000 Land $85,600 Building $174,400 | $260,000 Land $85,600 Building $174,400 | |
| 2022 | $9,071.00 |
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