Somerset County and North Plainfield Borough property records for 14 addresses on Mountain Ave, Plainfield, NJ · Last verified August 2026
| Properties | 14 |
|---|---|
| Median Sale Price | $151,000 |
| Deeds and Mortgages on File | 8 |
| Median Price per Sqft | $115 |
| Owner Occupied | 21% |
| Median Annual Tax Bill | $10,812 |
| Median Year Built | 1949 |
| Median Ownership Tenure | 27 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,789 sqft · Built 1914 · 0.237 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,8122025 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
1,936 sqft · Built 1924 · 0.241 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000May 1999 | $12,7202025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3,110 sqft · Built 1909 · 0.206 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2007 | $12,2662025 | 2 Names on Record | AssessorUpdated Jul 2026 |
2,286 sqft · Built 1929 · 0.299 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 1980 | $12,4932025 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
1,656 sqft · Built 1944 · 0.143 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,6482025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,519 sqft · Built 1944 · 0.287 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $103,500Aug 1993 | $10,8122025 | 2 Names on Record | AssessorUpdated Jul 2026 |
1,239 sqft · Built 1949 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,9952025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,328 sqft · Built 1949 · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $154,000Jun 2000 | $10,4492025 | Amount on Record Jan 1997 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,586 sqft · Built 1954 · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $147,000Sep 1999 | $11,3582025 | 2 Names on Record | AssessorUpdated Jul 2026 |
1,684 sqft · Built 1951 · 0.258 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $260,000Apr 2021 | $10,4492025 | Amount on Record Sep 2010 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,291 sqft · Built 1951 · 0.206 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $151,000Nov 1989 | $9,5402025 | Amount on Record Oct 1988 | 2 Names on Record | AssessorUpdated Jul 2026 |
1,808 sqft · Built 1942 · 0.154 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $200,000Oct 2005 | $10,2222025 | 1 Name on Record | AssessorUpdated Jul 2026 |
1,105 sqft · Built 1951 · 0.234 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,4052025 | 2 Names on Record | AssessorUpdated Jul 2026 |
875 sqft · Built 1951 · 0.205 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $116,000Feb 1999 | $7,9502025 | —Nov 1990 | 2 Names on Record | Assessor + 1 DocumentUpdated Jul 2026 |