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Rock Ave, North Plainfield, NJ Property Records

Somerset County and North Plainfield Borough property records for 31 addresses on Rock Ave, North Plainfield, NJ · Last verified October 2026

Rock Ave Highlights

Properties 119
Median Sale Price $200,000
Deeds and Mortgages on File 114
Median Price per Sqft $250
Owner Occupied 81%
Median Annual Tax Bill $2,963
Median Year Built 1965
Median Ownership Tenure 11 years

Properties on Rock Ave

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

166 Rock Ave

1,256 sqft · built 1929 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Apr 2021 $9,9952025 Amount on Record Jun 2014 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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168 Rock Ave

1,684 sqft · built 1929 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$301,000Nov 2008 $12,8022025 Amount on Record Sep 2002 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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180 Rock Ave

1,312 sqft · built 1929 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$405,000Mar 2023 $12,6892025 Amount on Record May 2016 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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184 Rock Ave

1,230 sqft · built 1939 · 0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$570,000Jul 2025 $11,1712025 Amount on Record Aug 2024 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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188 Rock Ave

1,312 sqft · built 1924 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000May 2010 $11,2892025 Amount on Record Nov 2005 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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192 Rock Ave

1,768 sqft · built 1929 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$88,000Feb 1998 $10,6762025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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200 Rock Ave

1,642 sqft · built 1957 · 0.287 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000May 2021 $14,7472025 Amount on Record Jan 2021 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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210 Rock Ave

754 sqft · built 1949 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Jul 2022 $9,3272025 Amount on Record Nov 2004 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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226 Rock Ave

1,860 sqft · built 1959 · 0.187 acres

Last Sale Tax Bill Prior Sale Owner Records
$306,000Dec 2007 $12,7202025 —Apr 2007 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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232 Rock Ave

1,480 sqft · built 1949 · 0.177 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Nov 2023 $9,9952025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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240 Rock Ave, #44

960 sqft · built 1954 · 0.173 acres

Last Sale Tax Bill Prior Sale Owner Records
$214,900Dec 2002 $9,0862025 Amount on Record Sep 1991 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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254 Rock Ave

1,491 sqft · built 1954 · 0.263 acres

Last Sale Tax Bill Prior Sale Owner Records
$475,000Aug 2023 $10,9942025 Amount on Record Feb 2018 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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260 Rock Ave

1,645 sqft · built 1949 · 0.256 acres

Last Sale Tax Bill Prior Sale Owner Records
$314,500Jun 2004 $11,8122025 Amount on Record Nov 1993 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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268 Rock Ave

1,190 sqft · built 1949 · 0.221 acres

Last Sale Tax Bill Prior Sale Owner Records
$275,000Jul 2023 $9,9492025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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278 Rock Ave

1,755 sqft · built 1937 · 0.234 acres

Last Sale Tax Bill Prior Sale Owner Records
$166,000Apr 2002 $12,2662025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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282 Rock Ave

2,236 sqft · built 1985 · 0.447 acres

Last Sale Tax Bill Prior Sale Owner Records
$245,000Jan 2003 $12,7202025 Amount on Record Jul 1995 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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288 Rock Ave

1,422 sqft · built 1909 · 0.499 acres

Last Sale Tax Bill Prior Sale Owner Records
$155,000Feb 1989 $12,0392025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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292 Rock Ave

2,288 sqft · built 2007 · 0.447 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jul 2018 $15,4462025 Amount on Record Jun 2010 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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300 Rock Ave

2,288 sqft · built 2007 · 0.447 acres

Last Sale Tax Bill Prior Sale Owner Records
$375,000Mar 2016 $15,4462025 Amount on Record Sep 2000 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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304 Rock Ave

2,128 sqft · built 1909 · 0.194 acres

Last Sale Tax Bill Prior Sale Owner Records
$286,500Jan 2003 $11,8122025 Owner on Record AssessorUpdated Jul 2026

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310 Rock Ave

2,750 sqft · built 1909 · 0.271 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000May 2002 $14,9922025 Amount on Record Dec 1993 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

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324 Rock Ave

1,967 sqft · built 1961 · 0.241 acres

Last Sale Tax Bill Prior Sale Owner Records
$134,480Feb 1999 $10,9032025 Amount on Record Jun 1992 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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346 Rock Ave

1,360 sqft · built 1961 · 0.266 acres

Last Sale Tax Bill Prior Sale Owner Records
$300,000Oct 2026 $11,4302025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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1275 Rock Ave, #22W

built 1962 · 27.7 acres

Last Sale Tax Bill Prior Sale Owner Records
$66,000,000Jun 2015 $2,180,6402025 Owner on Record AssessorUpdated Jul 2026

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1279 Rock Ave

1,910 sqft · built 1961 · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$346,000Jun 2009 $14,7012025 Amount on Record Jul 1994 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

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1300 Rock Ave

580 sqft · built 1965 · 0.245 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,400Jul 2004 $2,1792024 Owner on Record AssessorUpdated Jul 2026

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1300 Rock Ave

89 units · Built 1965 · 580 sq ft

Last Sale Median Tax Bill Median Sale    
$208,000Apr 2026 $2,9632024 $185,00089 units    

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1303 Rock Ave

1,968 sqft · built 1961 · 0.222 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Dec 2005 $13,7242025 Amount on Record Jul 1991 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

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1311 Rock Ave

1,918 sqft · built 1961 · 0.405 acres

Last Sale Tax Bill Prior Sale Owner Records
$265,000Nov 2002 $11,8122025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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1325 Rock Ave, #29

2,154 sqft · built 1954 · 0.213 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,800Dec 2012 $12,0392025 Amount on Record Jul 1999 2 Owners on Record AssessorUpdated Oct 2026

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1333 Rock Ave

1,116 sqft · built 1909 · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$207,000Jul 2009 $9,0862025 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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Property Records in Nearby Streets