Union County and Mountainside Borough property records for 9 addresses on Belair Ct, Mountainside, NJ · Last verified October 2026
| Properties | 9 |
|---|---|
| Median Sale Price | $683,000 |
| Deeds and Mortgages on File | 5 |
| Median Price per Sqft | $218 |
| Owner Occupied | 89% |
| Median Annual Tax Bill | $19,423 |
| Median Year Built | 1988 |
| Median Ownership Tenure | 16 years |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
3,742 sqft · built 2003 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $925,000Sep 2010 | $21,9832025 | Amount on Record Jul 2003 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
3,522 sqft · built 1985 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $769,000Dec 2012 | $16,9642025 | Owner on Record | AssessorUpdated Jul 2026 |
3,318 sqft · built 1982 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $445,000Feb 1991 | $18,7072025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,320 sqft · built 1986 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $635,000Jul 2002 | $16,1282025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3,782 sqft · built 1988 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $556,000Apr 1992 | $21,3322025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3,877 sqft · built 2002 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $940,960Jun 2002 | $21,7082025 | Amount on Record Feb 2001 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
3,735 sqft · built 2000 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $683,000Jan 2018 | $16,5082025 | —Mar 1985 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4,099 sqft · built 1972 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $19,4232025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
3,746 sqft · built 2023 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $285,000May 2021 | $24,7172025 | —Jun 1995 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |