Union County, Somerset County, Plainfield City and North Plainfield Borough property records for 19 addresses on Rock Ave, Plainfield, NJ · Last verified July 2026
| Properties | 19 |
|---|---|
| Median Sale Price | $375,000 |
| Deeds and Mortgages on File | 10 |
| Median Price per Sqft | $194 |
| Owner Occupied | 37% |
| Median Annual Tax Bill | $9,372 |
| Median Year Built | 1954 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
720 sqft · Built 1951 · 0.115 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $270,000Aug 2020 | $8,0422025 | Amount on Record Sep 2016 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
8,000 sqft · Built 1986 · 3.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $130,000Apr 1984 | $46,8622025 | 1 Name on Record | AssessorUpdated Jul 2026 |
3,284 sqft · Built 1974 · 0.941 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,000Dec 1967 | $29,0772024 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,470 sqft · Built 1975 · 9.69 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jul 2026 |
20,376 sqft · Built 1940 · 0.883 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $525,000Aug 2016 | $26,7782025 | Amount on Record Jan 2006 | 1 Name on Record | AssessorUpdated Jul 2026 |
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,500Jan 2006 | 2 Names on Record | AssessorUpdated Jun 2023 |
0.084 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 1981 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,120 sqft · Built 1926 · 0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,000Jan 2025 | $5,8732025 | Amount on Record Feb 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,920 sqft · Built 1911 · 0.156 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $91,000Apr 2005 | $9,3722025 | —Apr 2005 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,096 sqft · Built 1926 · 0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $55,000Nov 2012 | $5,6952025 | 1 Name on Record | AssessorUpdated Jul 2026 |
930 sqft · Built 1930 · 0.068 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $74,500Jul 1992 | $4,9632025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
880 sqft · Built 1951 · 0.151 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Nov 2024 | $6,3022025 | Amount on Record Mar 1992 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
720 sqft · Built 1961 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $92,000Aug 1992 | $8,1852025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jul 2026 |
720 sqft · Built 1961 · 0.096 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $140,000Feb 2020 | $6,6952025 | Amount on Record Mar 2004 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2,171 sqft · Built 1959 · 0.178 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000Nov 2019 | $13,9022025 | Amount on Record Aug 2017 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
980 sqft · Built 1954 · 0.163 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $144,000Mar 1990 | $10,5132025 | 1 Name on Record | AssessorUpdated Jul 2026 |
Built 1910 · 2.73 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,270,000Dec 2025 | $109,0322025 | Amount on Record Jan 2021 | 1 Name on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
1,910 sqft · Built 1961 · 0.194 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $224,000Mar 2012 | $13,7062025 | Amount on Record Oct 2000 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |