Union County and Hillside Township property records for 25 addresses on Mertz Ave, Hillside, NJ · Last verified August 2026
| Properties | 25 |
|---|---|
| Median Sale Price | $380,000 |
| Deeds and Mortgages on File | 30 |
| Median Price per Sqft | $282 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $10,323 |
| Median Year Built | 1919 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,399 sqft · built 1919 · 0.103 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $140,000Apr 2022 | $7,6802025 | Amount on Record Feb 2008 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,215 sqft · built 1929 · 0.309 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Feb 2019 | $11,2312025 | Amount on Record Jan 2017 | 1 Name on Record | Assessor + 4 DocumentsUpdated Jul 2026 |
1,599 sqft · built 1919 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $275,000Jan 2018 | $9,1482025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,690 sqft · built 1894 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 1999 | $11,4622025 | —Nov 1998 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3,006 sqft · built 1914 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $380,000Mar 2021 | $10,3232025 | Amount on Record Sep 2009 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
2,131 sqft · built 1916 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $312,500May 2006 | $10,8482025 | Amount on Record Feb 2006 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,650 sqft · built 1919 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Aug 2019 | $10,8482025 | Amount on Record Oct 1996 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,934 sqft · built 1924 · 0.084 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $123,900Aug 2000 | $8,3742025 | —Mar 2000 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,666 sqft · built 1928 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jun 1984 | $11,3112025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,982 sqft · built 1919 · 0.084 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $168,000Apr 2017 | $9,3262025 | Amount on Record Jul 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,726 sqft · built 1919 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $205,000Nov 2017 | $9,8512025 | Amount on Record Dec 1985 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,592 sqft · built 1909 · 0.151 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,499Jun 2003 | $10,8662025 | —Mar 1998 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,574 sqft · built 1914 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $103,000Nov 2013 | $9,2992025 | —Aug 2012 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,561 sqft · built 1914 · 0.175 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $127,000Oct 1998 | $10,4392025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,042 sqft · built 1929 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $275,000Mar 2003 | $11,9962025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,468 sqft · built 1919 · 0.199 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $272,500Sep 2004 | $10,2432025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,438 sqft · built 1924 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $320,600Nov 2019 | $12,6372025 | Amount on Record Apr 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,980 sqft · built 1919 · 0.223 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 1994 | $10,0912025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,158 sqft · built 1919 · 0.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $610,000Aug 2025 | $13,0012025 | Amount on Record May 2025 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |
2,002 sqft · built 1919 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $135,000Dec 1999 | $10,9642025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,005 sqft · 0.171 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,9522025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,360 sqft · built 1919 · 0.258 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $190,000Dec 2012 | $12,7522025 | Amount on Record Sep 2005 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,310 sqft · built 1929 · 0.34 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $380,000Feb 2022 | $10,2432025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,320 sqft · built 1924 · 0.127 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $475,000Jul 2025 | $9,4422025 | —Jul 1996 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,590 sqft · built 1919 · 0.127 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $108,000Jan 1997 | $8,8902025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |