Union County and Mountainside Borough property records for 27 addresses on Grouse Ln, Mountainside, NJ · Last verified August 2026
| Properties | 27 |
|---|---|
| Median Sale Price | $999,000 |
| Deeds and Mortgages on File | 30 |
| Median Price per Sqft | $301 |
| Owner Occupied | 93% |
| Median Annual Tax Bill | $14,511 |
| Median Year Built | 1959 |
| Median Ownership Tenure | 17 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.323 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Dec 2009 | $5992025 | 2 Names on Record | AssessorUpdated Jul 2026 |
2,868 sqft · built 1957 · 0.696 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,9002025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3,088 sqft · built 1958 · 0.61 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,215,000Nov 2022 | $16,5862025 | Amount on Record Jun 2022 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
2,350 sqft · built 1957 · 0.625 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $550,000Feb 2019 | $12,8392025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,609 sqft · built 1959 · 0.521 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $365,000Sep 1993 | $14,1142025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
2,437 sqft · built 1958 · 0.623 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $675,000Aug 2005 | $13,4322025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,221 sqft · built 1952 · 0.576 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Jan 2022 | $14,5472025 | Amount on Record Jul 2004 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,024 sqft · built 1957 · 0.576 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $239,500Dec 1992 | $12,9152025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3,621 sqft · built 1959 · 0.35 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,050,000Jul 2021 | $17,4342025 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
2,645 sqft · built 1961 · 0.439 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $999,000Aug 2022 | $14,7672025 | Amount on Record Sep 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3,144 sqft · built 1958 · 0.566 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $342,500May 1997 | $14,5112025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,709 sqft · built 1960 · 0.444 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $415,000Sep 2000 | $14,5782025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4,574 sqft · built 1958 · 0.569 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,380,000Jan 2022 | $21,3632025 | Amount on Record Dec 2005 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,896 sqft · built 1963 · 1.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $685,000Jan 2015 | $14,9272025 | Amount on Record Nov 2013 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,127 sqft · built 1960 · 0.553 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $810,000Dec 2006 | $15,9642025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,443 sqft · built 1960 · 0.353 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $627,000Aug 2009 | $13,1482025 | —Mar 2002 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,311 sqft · built 1959 · 0.512 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $499,900Sep 1999 | $17,0882025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,668 sqft · built 1960 · 0.282 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,7132025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,547 sqft · built 1961 · 0.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $585,000Jul 2010 | $13,6632025 | Amount on Record Oct 2001 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3,415 sqft · built 1959 · 0.342 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $840,000Jul 2021 | $13,9732025 | Amount on Record Jul 2003 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
3,517 sqft · built 1959 · 0.471 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $565,000Feb 2018 | $20,3432025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,335 sqft · built 1964 · 0.346 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,9032025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,438 sqft · built 1952 · 0.426 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $562,000Apr 2003 | $16,6322025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,871 sqft · built 1963 · 0.392 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $900,000Dec 2023 | $13,7492025 | Amount on Record Jul 1994 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2,602 sqft · built 1959 · 0.441 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,1272025 | 1 Name on Record | AssessorUpdated Jul 2026 |
3,044 sqft · built 1963 · 0.621 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $770,000May 2008 | $15,0932025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,902 sqft · built 1963 · 0.698 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $515,000Apr 1993 | $17,6132025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Low this street's cells rank above 20% of the US · above 35% of New Jersey |
|---|---|
| Wildfire Likelihood | About 1 in 9,091 per year |
| Exposure | Direct 1 of 2 cells directly exposed · 2 adjoin burnable vegetation |