Warren County and Mansfield Township property record for 31 Brookside Ave, Hackettstown, NJ 07840 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Year Built | Built 1968 |
| Square Footage | 2,064 sqft Living Area |
| Lot Size | 21,780 sqft (0.5 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $375,000 (2022) |
| Tax Bill | $8,875.00 (2025) |
| Primary APN | 16-02402-0000-00003 |
|---|---|
| Alternative APN |
|
| Building Area | 2,064 sqft Living Area |
|---|---|
| Stories | 2 Stories |
| Year Built | Built 1968 |
|---|---|
| Effective Year Built | Effective 1968 |
| Construction Type | Frame Construction |
| Lot Area | 21,780 sqft (0.5 acres) |
| Street Address | 31 BROOKSIDE AVE |
|---|---|
| City | HACKETTSTOWN |
| State | NJ |
| Zip | 07840-4129 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Subdivision | DIAMOND HILL ESTATES |
| Legal Block | 2402 |
| Legal Lot Number | 3 |
| Jurisdiction | WARREN NJ |
| Minor Civil Division | MANSFIELD |
| Census Blockgroup | 2 |
| Census Block | 2001 |
| Census Tract | 31500 |
Source: Warren County and Mansfield Township records · APN 16-02402-0000-00003
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 | Individual Name on File |
|---|---|
| Mailing Address | 31 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4129 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| May 23, 2022 | Deed, Transfer · Federal Housing Administration (FHA) Mortgage ABSOLUTE HOME MORTGAGE CORP |
| Aug 29, 2018 | Grant Deed, Transfer MILLS ROBERT P FAMILY TR (PT) |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 23, 2022 · Amount on Record |
| Deed Sale | May 23, 2022 · Amount on Record |
| Prior Sale | Aug 29, 2018 · Amount on Record |
| Deed Doc Number | 2022576365 |
| Deed Book / Page | 3265 / 43 |
| Prior Transfer Date | Mar 04, 2017 |
| Prior Transfer Doc | 2750/124 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | WARREN NJ |
| Recording Date | May 23, 2022 |
| Property Address | 31 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4129 |
| Document Number | 0003265/43 |
| Book / Page | 3265 / 43 |
| Instrument Date | May 11, 2022 |
| Instrument | 2022-576365 |
| Transaction Type | Transfer |
| Record Updated | Jun 09, 2022 |
| Title Company | BLACK RIV TITLE & SETTLEMENT LLC, BLACK RIVER TTL & STLMT LLC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,312.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 35 BROOKSIDE AVE, 35, HACKETTSTOWN, NJ 07840-4129 |
| Name | Verified Name |
|---|---|
| Address | 31 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4129 |
| Document Number | 2022576366 |
|---|---|
| Date | May 23, 2022 |
| Instrument | 2022-576366 |
| Name | ABSOLUTE HOME MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Federal Housing Administration (FHA) Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | WARREN NJ |
| Recording Date | Aug 29, 2018 |
| Property Address | 31 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4129 |
| Document Number | 0000497951 |
| Book / Page | 002890 / 000186 |
| Instrument Date | Jul 12, 2018 |
| Instrument | 497951 |
| Transaction Type | Transfer |
| Record Updated | Oct 05, 2018 |
| Title Company | ATTORNEY ONLY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $260.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 35 BROOKSIDE AVE HACKETTSTOWN NJ 078404129, HACKETTSTOWN, NJ 07840-4129 |
| Document Number | 497952 |
|---|---|
| Date | Aug 29, 2018 |
| Book Page | 006618/000021 |
| Instrument | 497952 |
| Name | MILLS ROBERT P FAMILY TR (PT) |
|---|---|
| Address | 35 BROOKSIDE AVE, HACKETTSTOWN, NJ 07840-4129 |
| Amount | Amount Recorded |
|---|---|
| Term | 240 Months |
| Due | Aug 28, 2038 |
| Rate | 3.06% |
|---|
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 | $249,100 (-) Land $88,400 Building $160,700 | $249,100 (-) Land $88,400 Building $160,700 | |
| 2025 | $8,875.00 (+2.84%) | $249,100 (+2.09%) Land $88,400 Building $160,700 | $249,100 (+2.09%) Land $88,400 Building $160,700 |
| 2024 | $8,630.00 (+1.37%) | ||
| 2023 | $244,000 Land $88,400 Building $155,600 | $244,000 Land $88,400 Building $155,600 | |
| 2022 | $8,513.00 |
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