Bergen County and Franklin Lakes Borough property records for 13 addresses on Mountain Ave, Franklin Lakes, NJ · Last verified October 2026
| Properties | 13 |
|---|---|
| Median Sale Price | $655,000 |
| Deeds and Mortgages on File | 11 |
| Median Price per Sqft | $241 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $9,655 |
| Median Year Built | 1941 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
1,136 sqft · built 1930 · 0.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,7512025 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,009 sqft · built 1937 · 0.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2012 | $7,4332025 | Amount on Record Nov 2003 | Owner on Record | AssessorUpdated Oct 2026 |
2,706 sqft · built 1956 · 0.5 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $291,500Sep 1998 | $9,2482025 | Amount on Record Nov 1995 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,774 sqft · built 1920 · 1.55 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $655,000Jan 2017 | $10,9652025 | —Jul 1993 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
2,487 sqft · built 1939 · 0.43 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $679,000Sep 2020 | $9,2062025 | Amount on Record Jun 2019 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2,963 sqft · built 1955 · 0.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Jun 2019 | $11,1842025 | Amount on Record Aug 2005 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
4,065 sqft · built 1945 · 0.4 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $950,000Jun 2022 | $13,8252025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1,583 sqft · built 1840 · 0.83 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $530,000Jan 2022 | $8,9552025 | Amount on Record Oct 2015 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2,117 sqft · built 1941 · 0.439 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2000 | $7,8032025 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2,424 sqft · built 1920 · 0.43 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $585,000Mar 2007 | $9,6552025 | Amount on Record Sep 1997 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1,493 sqft · built 1946 · 0.419 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $470,000Jan 2004 | Amount on Record Nov 1996 | Owner on Record Owner Occupied | AssessorUpdated Oct 2026 |
3,179 sqft · built 1986 · 0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $390,000Nov 1995 | $12,3302025 | Amount on Record Jul 1995 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
3,477 sqft · built 2006 · 0.43 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $239,000Jun 1994 | $16,5482025 | Owner on Record Owner Occupied | AssessorUpdated Oct 2026 |