Union County, Mountainside Borough and Westfield Town property records for 24 addresses on Sylvan Ln, Mountainside, NJ · Last verified July 2026
| Properties | 24 |
|---|---|
| Median Sale Price | $780,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $348 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $12,174 |
| Median Year Built | 1964 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,998 sqft · Built 1890 · 0.185 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,350,000Jul 2022 | $23,9612025 | Amount on Record Aug 2018 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
930 sqft · Built 1925 · 0.08 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,5102025 | 2 Names on Record | AssessorUpdated Jul 2026 |
0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Jul 2026 |
2,652 sqft · Built 1969 · 0.253 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,6902025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,970 sqft · Built 1971 · 0.253 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $615,000Jul 2020 | $12,3592025 | Amount on Record Feb 2018 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,267 sqft · Built 1970 · 0.353 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $733,000Dec 2025 | $11,6002025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,748 sqft · Built 1964 · 0.426 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $520,000Sep 2020 | $10,8262025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,536 sqft · Built 1966 · 0.355 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $570,000Sep 2019 | $11,2882025 | Amount on Record Mar 2010 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,439 sqft · Built 1964 · 0.403 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $335,000Jun 1998 | $14,4612025 | Amount on Record Feb 1994 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,446 sqft · Built 1966 · 0.346 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,8192025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,686 sqft · Built 1965 · 0.346 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $498,000Dec 2020 | $10,6262025 | —Dec 1998 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
2,236 sqft · Built 1960 · 0.408 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $780,000Jun 2022 | $12,1742025 | Amount on Record Jan 2016 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,554 sqft · Built 1964 · 0.346 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $505,000Oct 2002 | $15,2522025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,002 sqft · Built 1960 · 0.414 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $856,000Mar 2026 | $11,1032025 | Amount on Record Nov 1993 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
1,998 sqft · Built 1965 · 0.346 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,8172025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3,268 sqft · Built 1960 · 0.425 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $552,500Mar 2004 | $15,4642025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,016 sqft · Built 1965 · 0.355 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,200,000Oct 2017 | $12,5162025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,184 sqft · Built 1960 · 0.437 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Jun 2019 | $12,6212025 | Amount on Record Feb 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,832 sqft · Built 1963 · 0.389 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $645,000Oct 2006 | $15,9812025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,200 sqft · Built 1960 · 0.442 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100Oct 1987 | $11,2812025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,846 sqft · Built 1962 · 0.389 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,9862025 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,908 sqft · Built 1955 · 0.532 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $495,000Apr 1997 | $14,4612025 | Amount on Record May 1994 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,519 sqft · Built 1960 · 0.403 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $199,900Jun 1992 | $10,8052025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4,264 sqft · Built 2021 · 0.667 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,235,000Jun 2025 | $25,4672025 | Amount on Record Dec 2021 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |