Union County and Scotch Plains Township property records for 43 addresses on Union Ave, Scotch Plains, NJ · Last verified October 2026
| Properties | 43 |
|---|---|
| Median Sale Price | $550,900 |
| Deeds and Mortgages on File | 47 |
| Median Price per Sqft | $454 |
| Owner Occupied | 77% |
| Median Annual Tax Bill | $11,424 |
| Median Year Built | 1933 |
| Median Ownership Tenure | 17 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
201 Union Ave |
0.18 acres | $33,000 Nov 1976 | $6,546 2025 | Assessor Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
202 Union Ave |
0.179 acres | $120,000 May 2021 | $4,187 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
211 Union Ave |
2,760 sqft built 1900 · 0.287 acres | $14,857 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
216 Union Ave |
built 1902 · 0.259 acres | $17,722 2025 | Assessor Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
229 Union Ave |
2,152 sqft built 1973 · 0.139 acres | $475,000 Sep 2008 | $14,326 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
230 Union Ave |
1,620 sqft built 1972 · 0.104 acres | $334,000 Aug 2004 | $12,548 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
233 Union Ave |
1,339 sqft built 1910 · 0.139 acres | $550,900 Feb 2025 | $10,695 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
234 Union Ave |
1,016 sqft built 1962 · 0.104 acres | — Jun 1998 | $10,041 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
238 Union Ave |
1,166 sqft built 1960 · 0.104 acres | $370,000 Jul 2015 | $10,609 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
239, #241 Union Ave |
2,880 sqft built 1910 · 0.157 acres | $533,900 Dec 2004 | $12,029 2025 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
242 Union Ave |
1,772 sqft built 1985 · 0.104 acres | $175,000 Jul 1990 | $12,066 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
309 Union Ave |
2,824 sqft built 1974 · 0.191 acres | $1,145,000 Jul 2021 | $19,278 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
310 Union Ave |
1,780 sqft built 1967 · 0.132 acres | $380,000 Aug 2009 | $12,202 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
316 Union Ave |
2,585 sqft built 1910 · 0.178 acres | $11,980 2025 | Assessor Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
318 Union Ave |
2,347 sqft built 1900 · 0.143 acres | $14,252 2025 | Assessor Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
319 Union Ave |
2,647 sqft built 1930 · 0.246 acres | $15,598 2025 | Assessor Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
325 Union Ave |
1,536 sqft built 1924 · 0.162 acres | $515,000 Feb 2022 | $10,732 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
326 Union Ave |
1,634 sqft built 1965 · 0.136 acres | $191,500 Aug 2020 | $11,424 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
349 Union Ave |
3,217 sqft built 2019 · 0.151 acres | $760,000 Apr 2019 | $20,649 2025 | Assessor + 4 Documents Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
353 Union Ave |
2,649 sqft built 2019 · 0.126 acres | $1,270,000 Nov 2025 | $18,216 2025 | Assessor + 3 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
354 Union Ave |
1,982 sqft built 1947 · 0.141 acres | $165,000 May 2000 | $13,486 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
357 Union Ave |
2,607 sqft built 2019 · 0.125 acres | $1,225,000 Sep 2024 | $18,019 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
360 Union Ave |
1,464 sqft built 1932 · 0.101 acres | $292,900 Mar 2005 | $9,719 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
361 Union Ave |
1,300 sqft built 1930 · 0.132 acres | $405,034 Jul 2018 | $10,263 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
365 Union Ave |
1,452 sqft built 1930 · 0.132 acres | $340,000 Oct 2012 | $10,263 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
369 Union Ave |
744 sqft built 1930 · 0.129 acres | $380,000 Sep 2009 | $9,670 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
370 Union Ave |
1,452 sqft built 1933 · 0.205 acres | $100 Mar 1987 | $10,572 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
373 Union Ave |
1,297 sqft built 1934 · 0.132 acres | $9,547 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
401 Union Ave |
2,230 sqft built 1920 · 0.151 acres | $460,000 Aug 2014 | $11,770 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
406 Union Ave |
2,517 sqft built 2001 · 0.143 acres | $285,000 Jan 2001 | $16,623 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
407 Union Ave |
1,792 sqft built 1920 · 0.148 acres | $455,000 Sep 2005 | $10,498 2025 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
409 Union Ave |
1,674 sqft built 1932 · 0.149 acres | $465,000 Aug 2019 | $11,424 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
410 Union Ave |
2,716 sqft built 1930 · 0.143 acres | $655,000 Dec 2006 | $15,265 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
413 Union Ave |
1,269 sqft built 1954 · 0.15 acres | $360,000 May 2007 | $10,374 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
414 Union Ave |
1,179 sqft built 1910 · 0.143 acres | $536,000 Aug 2023 | $8,410 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
417 Union Ave |
1,438 sqft built 1925 · 0.15 acres | $149,000 Jun 1991 | $10,436 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
418 Union Ave |
1,402 sqft built 1945 · 0.132 acres | $655,000 Aug 2022 | $11,387 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
422 Union Ave |
3,064 sqft built 2008 · 0.143 acres | $637,500 Sep 2012 | $18,858 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
423 Union Ave |
1,022 sqft built 1945 · 0.151 acres | — Mar 2006 | $9,065 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
425 Union Ave |
1,364 sqft built 1920 · 0.152 acres | — Aug 1986 | $8,670 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
426 Union Ave |
2,744 sqft built 2010 · 0.143 acres | $800,000 Jul 2017 | $17,772 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
430 Union Ave |
1,994 sqft built 1920 · 0.114 acres | $315,000 Sep 2001 | $11,300 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
431 Union Ave |
1,692 sqft built 1984 · 0.113 acres | $435,000 Jan 2017 | $12,029 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |