Watson Ave, Plainfield, NJ Property Records

Union County and Plainfield City property records for 45 addresses on Watson Ave, Plainfield, NJ · Last verified July 2026

Watson Ave Highlights

Properties 45
Median Sale Price $389,000
Deeds and Mortgages on File 50
Median Price per Sqft $315
Owner Occupied 60%
Median Annual Tax Bill $8,506
Median Year Built 1931
Median Ownership Tenure 10 years

Properties on Watson Ave

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

251 Watson Ave, #53

1,280 sqft · Built 1951 · 0.119 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$71,111Aug 2015 $9,0242025 Amount on Record May 2015 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

252 Watson Ave, #54

1,170 sqft · Built 1911 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$80,000Aug 2016 $7,3822025 Amount on Record Sep 2006 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

255 Watson Ave, #57

672 sqft · Built 1946 · 0.123 acres

Last Sale Tax Bill Prior Sale Owner Records
$69,500Jun 2015 $7,4622025 Amount on Record Sep 2007 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

256 Watson Ave, #58

1,664 sqft · Built 1956 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Feb 2019 $8,6232025 Amount on Record Jul 2018 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

259 Watson Ave, #61

Built 2021 · 0.125 acres

Last Sale Tax Bill Prior Sale Owner Records
$389,000Nov 2021 $10,7112025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

260 Watson Ave, #62

2,234 sqft · Built 1931 · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000Jun 2020 $10,6402025 Amount on Record Feb 2007 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

263 Watson Ave, #65

1,072 sqft · Built 1911 · 0.126 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$270,000Jul 2020 $7,8822025 1 Name on Record Assessor + 5 DocumentsUpdated Jul 2026

264 Watson Ave, #66

1,576 sqft · Built 1931 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$118,000Sep 2000 $8,3282025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

267 Watson Ave, #69

1,344 sqft · Built 1931 · 0.127 acres

Last Sale Tax Bill Prior Sale Owner Records
$214,900Oct 2008 $6,7842025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

268 Watson Ave, #70

1,458 sqft · Built 1931 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$334,900Nov 2021 $7,1412025 Amount on Record Oct 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

271 Watson Ave, #75

1,896 sqft · Built 1931 · 0.192 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$31,628Jul 1999 $10,9082025 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

272 Watson Ave, #74

952 sqft · Built 1931 · 0.163 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$355,000Oct 2024 $7,8552025 Amount on Record Jan 2000 2 Names on Record AssessorUpdated Jul 2026

276 Watson Ave, #78

1,424 sqft · Built 1931 · 0.163 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$535,000Oct 2022 $13,8352025 Amount on Record May 2018 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

277 Watson Ave, #79

840 sqft · Built 1956 · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2025 $8,9352025 2 Names on Record AssessorUpdated Jul 2026

280 Watson Ave, #86

1,689 sqft · Built 1931 · 0.247 acres

Last Sale Tax Bill Prior Sale Owner Records
$510,000Jul 2025 $8,4802025 Amount on Record Sep 2018 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

281 Watson Ave, #83

1,218 sqft · Built 1931 · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$470,000Jan 2025 $7,7752025 Amount on Record Apr 2018 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

285 Watson Ave, #87

1,208 sqft · Built 1931 · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$319,900Oct 2019 $8,7392025 Amount on Record Aug 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

288 Watson Ave, #92

952 sqft · Built 1956 · 0.158 acres

Last Sale Tax Bill Prior Sale Owner Records
$101,000Nov 1997 $7,5872025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

289 Watson Ave

1,262 sqft · Built 1931 · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,000Aug 2016 $5,8472025 Amount on Record Feb 1986 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

291 Watson Ave, #93

1,448 sqft · Built 1931 · 0.133 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$267,000Jul 2004 $9,3102025 Amount on Record Apr 2004 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

300 Watson Ave, #02

2,048 sqft · Built 1960 · 0.129 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000May 2021 $11,5952025 Amount on Record Dec 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

301 Watson Ave, #03

4,692 sqft · Built 1921 · 0.166 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$410,000Sep 2018 $11,6042025 Amount on Record Apr 2013 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

304 Watson Ave, #06

1,491 sqft · Built 1921 · 0.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$80,000Oct 2014 $6,6952025 2 Names on Record AssessorUpdated Jul 2026

305 Watson Ave, #09

2,925 sqft · Built 1921 · 0.234 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$30,875Jan 2016 $15,3882025 Amount on Record Jun 2006 1 Name on Record AssessorUpdated Jul 2026

308 Watson Ave, #10

1,202 sqft · Built 1973 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$70,000Mar 1999 $8,5062025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

311 Watson Ave, #13

2,069 sqft · Built 1921 · 0.157 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jun 1990 $9,5412022 2 Names on Record Assessor + 1 DocumentUpdated Apr 2024

311 Watson Ave, #315

2,069 sqft · Built 1921 · 0.237 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jun 1990 $10,9342025 2 Names on Record AssessorUpdated Jul 2026

312 Watson Ave

1,202 sqft · Built 1973 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$239,000Sep 2006 $7,7482025 Amount on Record Jun 2000 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

314 Watson Ave, #16

1,377 sqft · Built 1921 · 0.163 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$60,000Feb 1996 $8,6142025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

315 Watson Ave

0.079 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jun 1990 $8202022 2 Names on Record AssessorUpdated Apr 2024

317 Watson Ave, #19

1,096 sqft · Built 1946 · 0.159 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$330,000Jul 2024 $8,0332025 Amount on Record Jun 2002 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

318 Watson Ave, #20

1,746 sqft · Built 1921 · 0.163 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$550,000Oct 2022 $12,4962025 Amount on Record Oct 2021 1 Name on Record Assessor + 4 DocumentsUpdated Jul 2026

321 Watson Ave

1,685 sqft · Built 1921 · 0.128 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$239,000Jan 2005 $9,2652025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

322 Watson Ave

1,504 sqft · Built 1921 · 0.105 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$104,799Nov 2016 $6,7392025 Amount on Record Feb 2016 1 Name on Record AssessorUpdated Jul 2026

323 Watson Ave, #27

2,696 sqft · Built 1921 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$280,000Nov 2017 $11,6042025 Amount on Record Mar 2005 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

324 Watson Ave, #26

1,100 sqft · Built 1921 · 0.141 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2023 $7,7392025 Amount on Record Sep 2014 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

328 Watson Ave, #30

1,729 sqft · Built 1921 · 0.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$118,000Mar 2009 $7,4352025 —Jan 2008 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

329 Watson Ave

1,081 sqft · Built 1921 · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$129,000Apr 2002 $5,8112025 Amount on Record Mar 2002 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

331 Watson Ave, #33

1,414 sqft · Built 1921 · 0.165 acres

Last Sale Tax Bill Prior Sale Owner Records
$470,000Oct 2024 $8,8812025 Amount on Record Aug 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

332 Watson Ave, #34

1,729 sqft · Built 1921 · 0.196 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$130,000Apr 2009 $9,4832024 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

335 Watson Ave

1,180 sqft · Built 1921 · 0.122 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Sep 2024 $8,2572025 Amount on Record Feb 2024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

336 Watson Ave, #38

768 sqft · Built 1946 · 0.167 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,2652025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

337 Watson Ave, #41

0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,500Nov 2021 $2052025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

340 Watson Ave, #42

2,160 sqft · Built 2003 · 0.167 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$248,000Dec 2018 $10,7112025 Amount on Record Sep 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

343 Watson Ave, #45

768 sqft · Built 1961 · 0.167 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1990 $9,3632025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

Property Records in Nearby Streets