New Providence Rd, Mountainside, NJ Property Records

Union County and Mountainside Borough property records for 84 addresses on New Providence Rd, Mountainside, NJ · Last verified October 2026

New Providence Rd Highlights

Properties 84
Median Sale Price $815,000
Deeds and Mortgages on File 78
Median Price per Sqft $334
Owner Occupied 89%
Median Annual Tax Bill $12,707
Median Year Built 1954
Median Ownership Tenure 14 years

Properties on New Providence Rd

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

90 New Providence Rd

0.227 acres

Last Sale Tax Bill Prior Sale Owner Records
$820,000Jan 2024 —Sep 2022 2 Owners on File Assessor + 2 DocumentsUpdated Aug 2026

102 New Providence Rd

1,966 sqft · built 1740 · 0.262 acres

Last Sale Tax Bill Prior Sale Owner Records
$585,000Dec 2023 $8,4742025 Amount on File Dec 2021 2 Owners on File Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

108 New Providence Rd

2,504 sqft · built 1900 · 1.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$773,000Aug 2010 $14,8662025 —Jan 2001 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

114 New Providence Rd

2,307 sqft · built 1971 · 0.357 acres

Last Sale Tax Bill Prior Sale Owner Records
$240,000May 1986 $12,5942025 2 Owners on File AssessorUpdated Jul 2026

120 New Providence Rd

2,244 sqft · built 1973 · 0.357 acres

Last Sale Tax Bill Prior Sale Owner Records
$353,000Feb 2001 $12,7072025 Owner on File Owner Occupied AssessorUpdated Oct 2026

123 New Providence Rd

1,348 sqft · built 1920 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$213,500Feb 2000 $9,5322025 Amount on File Oct 1993 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

126 New Providence Rd

2,562 sqft · built 1973 · 0.346 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,000Mar 1988 $14,2592025 Owner on File Owner Occupied AssessorUpdated Jul 2026

127 New Providence Rd

2,114 sqft · built 1957 · 0.31 acres

Last Sale Tax Bill Prior Sale Owner Records
$725,000Nov 2022 $10,6582025 Amount on File Mar 2021 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

135 New Providence Rd

2,495 sqft · built 1910 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,5812025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

141 New Providence Rd

1,848 sqft · built 1940 · 0.326 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,3952025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

145 New Providence Rd

3,306 sqft · built 1952 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$610,000Jun 2015 $16,6722025 Amount on File Feb 2006 2 Owners on File Owner Occupied AssessorUpdated Oct 2026
Last Sale Tax Bill Prior Sale Owner Records
Owner on File AssessorUpdated Jul 2026

151 New Providence Rd

2,376 sqft · built 1975 · 0.225 acres

Last Sale Tax Bill Prior Sale Owner Records
$463,000May 2002 $13,5792025 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

153 New Providence Rd

1,672 sqft · built 1956 · 0.225 acres

Last Sale Tax Bill Prior Sale Owner Records
$590,000Sep 2022 $9,5172025 Amount on File May 2015 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

157 New Providence Rd

1,196 sqft · built 1952 · 0.219 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,8982025 Owner on File Owner Occupied AssessorUpdated Jul 2026

161 New Providence Rd

2,012 sqft · built 1957 · 0.228 acres

Last Sale Tax Bill Prior Sale Owner Records
$560,000Jul 2019 $10,7982025 Amount on File Jan 2019 2 Owners on File Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

170 New Providence Rd

2,751 sqft · built 1940 · 0.683 acres

Last Sale Tax Bill Prior Sale Owner Records
$950,000Sep 2005 $14,6732025 Amount on File Feb 2005 2 Owners on File AssessorUpdated Oct 2026

171 New Providence Rd

1,515 sqft · built 1950 · 0.264 acres

Last Sale Tax Bill Prior Sale Owner Records
$245,000May 1999 $10,5272025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

172 New Providence Rd

2,768 sqft · built 1934 · 0.38 acres

Last Sale Tax Bill Prior Sale Owner Records
$775,000Aug 2021 $12,3292025 Amount on File Mar 2007 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

173 New Providence Rd

1,919 sqft · built 1952 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jan 2006 $10,9492025 Owner on File Owner Occupied AssessorUpdated Jul 2026

176 New Providence Rd

3,612 sqft · built 1940 · 1.49 acres

Last Sale Tax Bill Prior Sale Owner Records
$15,4582025 Owner on File Owner Occupied AssessorUpdated Jul 2026

177 New Providence Rd

1,525 sqft · built 1947 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$307,500Jan 1998 $10,0252025 Owner on File Owner Occupied AssessorUpdated Jul 2026

181 New Providence Rd

4,057 sqft · built 2008 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$900,000Apr 2021 $19,2512025 Amount on File Mar 2015 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

184 New Providence Rd

2,029 sqft · built 1930 · 0.43 acres

Last Sale Tax Bill Prior Sale Owner Records
$10Jun 2012 $12,3902025 Amount on File Oct 1994 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

190 New Providence Rd

2,218 sqft · built 1981 · 0.351 acres

Last Sale Tax Bill Prior Sale Owner Records
$838,000Nov 2023 $11,4562025 Amount on File Jul 1986 2 Owners on File Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

209 New Providence Rd

2,998 sqft · built 1930 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$445,000Aug 2005 $14,2232025 Amount on File May 2003 Owner on File AssessorUpdated Oct 2026

215 New Providence Rd

1,578 sqft · built 1940 · 0.492 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,0032025 Owner on File Owner Occupied AssessorUpdated Jul 2026

220 New Providence Rd

0.689 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on File AssessorUpdated Jul 2026

221 New Providence Rd

1,569 sqft · built 1930 · 0.223 acres

Last Sale Tax Bill Prior Sale Owner Records
$680,000Sep 2025 $10,0702025 Amount on File Aug 2013 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

227 New Providence Rd

1,568 sqft · built 1925 · 0.257 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000Oct 2024 $9,0532025 —Jul 2000 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

231 New Providence Rd

2,170 sqft · built 1925 · 0.237 acres

Last Sale Tax Bill Prior Sale Owner Records
$899,000Dec 2024 $12,7532025 Amount on File Oct 2023 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

241 New Providence Rd

3,328 sqft · built 1960 · 0.417 acres

Last Sale Tax Bill Prior Sale Owner Records
$335,000Jun 1999 $11,0422025 Owner on File Owner Occupied AssessorUpdated Oct 2026

247 New Providence Rd, #249

4,323 sqft · built 1947 · 0.921 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,075,000Jul 2023 $21,2652025 2 Owners on File Assessor + 2 DocumentsUpdated Jul 2026

253 New Providence Rd

5,221 sqft · built 2013 · 0.898 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,195,000Dec 2012 $25,3582025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

255 New Providence Rd

5,221 sqft · built 2010 · 0.535 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Dec 2010 $25,3582025 Amount on File Feb 2008 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

273 New Providence Rd

2,473 sqft · built 1900 · 1.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$562,500May 2017 $11,8212025 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

280 New Providence Rd

2,520 sqft · built 1962 · 0.364 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000Jun 2010 $12,9092025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

293 New Providence Rd

4,220 sqft · built 1850 · 0.833 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,548,000May 2022 $22,8902025 Amount on File Apr 2001 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

297 New Providence Rd

2,377 sqft · built 1947 · 0.355 acres

Last Sale Tax Bill Prior Sale Owner Records
$290,000Aug 1998 $11,0612025 —Oct 1997 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

310 New Providence Rd

2,079 sqft · built 1970 · 0.28 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jun 2015 $12,1742025 Amount on File Apr 1998 Owner on File Owner Occupied AssessorUpdated Jul 2026

312 New Providence Rd

4,580 sqft · built 1940 · 0.316 acres

Last Sale Tax Bill Prior Sale Owner Records
$790,000Nov 2019 $16,8292025 Amount on File Mar 2019 Owner on File Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

315 New Providence Rd

1,280 sqft · built 1900 · 0.235 acres

Last Sale Tax Bill Prior Sale Owner Records
$750,000Mar 2026 $8,3642025 —Dec 2025 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

316 New Providence Rd

1,984 sqft · built 1960 · 0.328 acres

Last Sale Tax Bill Prior Sale Owner Records
$464,000Dec 2019 $9,8532025 Amount on File Jun 2000 2 Owners on File Owner Occupied Assessor + 5 DocumentsUpdated Oct 2026

317 New Providence Rd

1,760 sqft · built 1951 · 0.214 acres

Last Sale Tax Bill Prior Sale Owner Records
$257,000Feb 1999 $8,7472025 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

323 New Providence Rd

2,127 sqft · built 1960 · 0.714 acres

Last Sale Tax Bill Prior Sale Owner Records
$318,000Apr 1990 $11,9452025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

324 New Providence Rd

3,368 sqft · built 1944 · 0.562 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,6462025 Owner on File Owner Occupied AssessorUpdated Jul 2026

330 New Providence Rd

2,705 sqft · built 2017 · 0.471 acres

Last Sale Tax Bill Prior Sale Owner Records
$999,000Jul 2018 $18,8372025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

331 New Providence Rd

2,350 sqft · built 1960 · 0.423 acres

Last Sale Tax Bill Prior Sale Owner Records
$252,500Oct 1996 $11,8462025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

339 New Providence Rd

2,065 sqft · built 1959 · 0.464 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2003 $11,8802025 Owner on File Owner Occupied AssessorUpdated Jul 2026

347 New Providence Rd

4,616 sqft · built 1800 · 0.98 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000May 2003 $17,2752025 Amount on File Dec 1996 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

350 New Providence Rd

2,779 sqft · built 1952 · 2.61 acres

Last Sale Tax Bill Prior Sale Owner Records
$403,000Apr 2001 $8,2742025 Amount on File Oct 2000 Owner on File AssessorUpdated Oct 2026

356 New Providence Rd

1,381 sqft · built 1920 · 0.78 acres

Last Sale Tax Bill Prior Sale Owner Records
$800,000Sep 2024 $9,1812025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

359 New Providence Rd

2,270 sqft · built 1939 · 0.569 acres

Last Sale Tax Bill Prior Sale Owner Records
$144,000Dec 1982 $11,9262025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

364 New Providence Rd

1,666 sqft · built 1911 · 0.376 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,9252025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

366 New Providence Rd

1,926 sqft · built 1954 · 0.469 acres

Last Sale Tax Bill Prior Sale Owner Records
$349,750Jul 2001 $12,7412025 —Jun 1994 Owner on File Owner Occupied AssessorUpdated Oct 2026

368 New Providence Rd

2,817 sqft · built 1956 · 0.519 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Feb 1997 $16,5212025 —Feb 1997 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

369 New Providence Rd

3,171 sqft · built 1954 · 0.553 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Jan 1996 $13,0412025 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

371 New Providence Rd

3,086 sqft · built 1965 · 0.439 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Jul 1998 $14,1672025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

372 New Providence Rd

2,300 sqft · built 1950 · 0.576 acres

Last Sale Tax Bill Prior Sale Owner Records
$205,000Oct 1989 $9,9772025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

375 New Providence Rd

3,118 sqft · built 1938 · 0.585 acres

Last Sale Tax Bill Prior Sale Owner Records
$720,000Jul 2009 $13,6792025 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

376 New Providence Rd

2,106 sqft · built 1957 · 0.889 acres

Last Sale Tax Bill Prior Sale Owner Records
$619,000Apr 2020 $12,0962025 Amount on File Jul 2014 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

379 New Providence Rd

2,754 sqft · built 1950 · 0.98 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2022 $16,2652025 —Mar 1995 Owner on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

380 New Providence Rd

2,215 sqft · built 1960 · 0.748 acres

Last Sale Tax Bill Prior Sale Owner Records
$825,000Sep 2024 $11,6702025 Amount on File Sep 2007 Owner on File Owner Occupied AssessorUpdated Oct 2026

385 New Providence Rd

1,242 sqft · built 1939 · 0.605 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,0112025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

391 New Providence Rd

1,608 sqft · built 1960 · 0.325 acres

Last Sale Tax Bill Prior Sale Owner Records
$539,000Apr 2018 $10,2442025 2 Owners on File Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

394 New Providence Rd

2,019 sqft · built 1964 · 0.344 acres

Last Sale Tax Bill Prior Sale Owner Records
$590,000Sep 2008 $10,9682025 Amount on File May 1998 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

396 New Providence Rd

4,852 sqft · built 1960 · 0.46 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Nov 2007 $16,9682025 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

413 New Providence Rd

2,884 sqft · built 1978 · 0.419 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,185,000Dec 2022 $16,3042025 Amount on File Mar 1989 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

415 New Providence Rd

4,689 sqft · built 1947 · 0.507 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,255,000May 2023 $21,7602025 Amount on File Nov 1995 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

416 New Providence Rd

2,479 sqft · built 1962 · 0.376 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2012 $11,5502025 Amount on File Oct 1993 Owner on File Owner Occupied AssessorUpdated Jul 2026

420 New Providence Rd

3,169 sqft · built 1962 · 0.351 acres

Last Sale Tax Bill Prior Sale Owner Records
$484,000May 2016 $15,2002025 Amount on File Nov 2008 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

424 New Providence Rd

2,739 sqft · built 1962 · 0.423 acres

Last Sale Tax Bill Prior Sale Owner Records
$740,000Jul 2013 $13,7072025 Amount on File Jul 1997 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

427 New Providence Rd

1,828 sqft · built 1950 · 0.467 acres

Last Sale Tax Bill Prior Sale Owner Records
$520,000Apr 2020 $10,8112025 Amount on File Jul 2003 2 Owners on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

431 New Providence Rd

3,029 sqft · built 1962 · 0.457 acres

Last Sale Tax Bill Prior Sale Owner Records
$635,000Sep 2001 $15,3432025 Amount on File Apr 1995 2 Owners on File Owner Occupied AssessorUpdated Oct 2026

437 New Providence Rd

2,833 sqft · built 1951 · 0.482 acres

Last Sale Tax Bill Prior Sale Owner Records
$276,000Sep 1991 $14,2322025 2 Owners on File Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

440 New Providence Rd

2,617 sqft · built 1971 · 0.458 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,2422025 Owner on File Owner Occupied AssessorUpdated Jul 2026

443 New Providence Rd

2,446 sqft · built 1966 · 0.457 acres

Last Sale Tax Bill Prior Sale Owner Records
$532,000Apr 2003 $13,3412025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

444 New Providence Rd

2,635 sqft · built 1968 · 0.458 acres

Last Sale Tax Bill Prior Sale Owner Records
$815,000May 2022 $13,3142025 Amount on File Dec 2014 Owner on File Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

446 New Providence Rd

2,035 sqft · built 2000 · 1.04 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2003 $14,3912025 —Jun 1998 Owner on File Owner Occupied AssessorUpdated Jul 2026

447 New Providence Rd

2,194 sqft · built 1975 · 0.353 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,7852025 2 Owners on File Owner Occupied AssessorUpdated Jul 2026

448 New Providence Rd

2,988 sqft · built 1954 · 0.791 acres

Last Sale Tax Bill Prior Sale Owner Records
$665,000Oct 2021 $14,3222025 Amount on File Nov 1999 Owner on File Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

450 New Providence Rd

2,610 sqft · built 1977 · 0.553 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000Aug 2012 $14,8742025 2 Owners on File Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

451 New Providence Rd

2,611 sqft · built 1969 · 0.346 acres

Last Sale Tax Bill Prior Sale Owner Records
$832,000Nov 2023 $13,8732025 2 Owners on File Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

452 New Providence Rd

0.553 acres

Last Sale Tax Bill Prior Sale Owner Records
Owner on File AssessorUpdated Jul 2026

Property Records in Nearby Streets