Bergen County and Mahwah Township property records for 31 addresses on Long Ave, Mahwah, NJ · Last verified October 2026
| Properties | 31 |
|---|---|
| Median Sale Price | $605,000 |
| Deeds and Mortgages on File | 41 |
| Median Price per Sqft | $436 |
| Owner Occupied | 97% |
| Median Annual Tax Bill | $6,877 |
| Median Year Built | 1950 |
| Median Ownership Tenure | 17 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
1 Long Ave |
2,928 sqft built 1920 · 0.143 acres | $431,000 Oct 2016 | $10,492 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
2 Long Ave |
1,864 sqft built 1940 · 0.143 acres | — Aug 2013 | $6,302 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3 Long Ave |
2,564 sqft built 2006 · 0.143 acres | $605,000 Jan 2020 | $11,477 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
5 Long Ave |
1,192 sqft built 1920 · 0.215 acres | $445,500 Sep 2019 | $6,843 2025 | Assessor + 6 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
6 Long Ave |
2,404 sqft built 1934 · 0.215 acres | $985,000 Jul 2026 | $9,040 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
8 Long Ave |
1,754 sqft built 1965 · 0.143 acres | $222,500 Jan 1995 | $6,836 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
9 Long Ave |
1,686 sqft built 1920 · 0.215 acres | $7,576 2025 | Assessor + 5 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
10 Long Ave |
1,386 sqft built 1935 · 0.215 acres | $175,000 Apr 1991 | $6,845 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
13 Long Ave |
1,771 sqft built 1929 · 0.215 acres | $445,000 Nov 2009 | $7,517 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14 Long Ave |
1,953 sqft built 1931 · 0.215 acres | $352,500 Feb 2003 | $7,757 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
15 Long Ave |
1,547 sqft built 1930 · 0.215 acres | — Apr 2002 | $6,877 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17 Long Ave |
1,854 sqft built 1955 · 0.215 acres | $355,000 Aug 2002 | $7,774 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18 Long Ave |
1,420 sqft built 1930 · 0.287 acres | $205,000 Jul 1996 | $7,808 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
19 Long Ave |
1,344 sqft built 1955 · 0.215 acres | $785,000 Aug 2026 | $7,298 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 Long Ave |
1,760 sqft built 1948 · 0.143 acres | $545,000 Sep 2022 | $6,515 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
21 Long Ave |
1,399 sqft built 1950 · 0.216 acres | $227,000 Aug 2000 | $6,913 2025 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
22 Long Ave |
1,731 sqft built 1948 · 0.143 acres | $489,600 Jul 2019 | $7,370 2025 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
23 Long Ave |
1,512 sqft built 1954 · 0.215 acres | $7,249 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
24 Long Ave |
786 sqft built 1945 · 0.143 acres | $170,500 Sep 1994 | $5,688 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
25 Long Ave |
1,902 sqft built 1950 · 0.143 acres | $830,000 Sep 2025 | $7,266 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
26 Long Ave |
1,152 sqft built 1948 · 0.143 acres | $288,800 Jan 2018 | $6,143 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
27 Long Ave |
1,436 sqft built 1951 · 0.143 acres | $165,000 Jun 1994 | $6,583 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
28 Long Ave |
1,152 sqft built 1948 · 0.143 acres | $6,002 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
29 Long Ave |
1,728 sqft built 1950 · 0.143 acres | $6,279 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
30 Long Ave |
1,152 sqft built 1950 · 0.143 acres | $525,000 Dec 2022 | $6,396 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
31 Long Ave |
2,018 sqft built 1950 · 0.143 acres | $280,000 Oct 2003 | $8,434 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
32 Long Ave |
1,296 sqft built 1952 · 0.143 acres | $202,000 Aug 2001 | $6,424 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
33 Long Ave |
1,536 sqft built 1950 · 0.144 acres | $350,000 May 2003 | $6,236 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
34 Long Ave |
1,296 sqft built 1950 · 0.143 acres | $6,232 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
35 Long Ave |
672 sqft built 1950 · 0.143 acres | $530,000 Sep 2024 | $5,086 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
38 Long Ave |
2,226 sqft built 2024 · 0.142 acres | — Apr 2007 | $8,840 2025 | Assessor Updated Oct 2026 | Owner on File |