Middlesex Ave, Colonia, NJ Property Records

Middlesex County and Woodbridge Township property records for 29 addresses on Middlesex Ave, Colonia, NJ · Last verified August 2026

Middlesex Ave Highlights

Properties 29
Median Sale Price $659,000
Deeds and Mortgages on File 41
Median Price per Sqft $321
Owner Occupied 97%
Median Annual Tax Bill $21,474
Median Year Built 1946
Median Ownership Tenure 8 years

Properties on Middlesex Ave

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

285 Middlesex Ave

1,570 sqft · Built 1946 · 1.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$212,000Feb 1994 $15,6692025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

300 Middlesex Ave

1,709 sqft · Built 1935 · 1.03 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$395,000Jul 2018 $16,2432025 Amount on Record Sep 1999 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

305 Middlesex Ave

3,077 sqft · Built 1986 · 1.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$629,000Jul 2021 $22,5732025 Amount on Record Jan 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

321 Middlesex Ave

2,162 sqft · Built 1926 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$325,000Oct 2010 $14,7702025 —Oct 2012 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

330 Middlesex Ave

5,699 sqft · Built 1946 · 1.31 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000Feb 2005 $37,4552025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

345 Middlesex Ave

4,184 sqft · Built 1936 · 1.12 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$840,000Feb 2018 $31,0502025 Amount on Record Apr 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

352 Middlesex Ave

4,730 sqft · Built 1975 · 1 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$800,000Jan 2021 $30,6632025 Amount on Record Aug 2015 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

355 Middlesex Ave

4,650 sqft · Built 1996 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$60,100May 1996 $29,2522025 Amount on Record May 1996 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

363 Middlesex Ave

5,776 sqft · Built 1942 · 1 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$285,000Jan 1996 $28,9782025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

366 Middlesex Ave

2,714 sqft · Built 1944 · 0.932 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$659,000Jul 2022 $18,6902025 Amount on Record Aug 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

373 Middlesex Ave

3,812 sqft · Built 1946 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$585,000Aug 2015 $29,4902025 Amount on Record Feb 2007 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

385 Middlesex Ave

1,841 sqft · Built 1959 · 0.983 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$420,000Mar 2020 $13,2972025 Amount on Record Jun 1998 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

390 Middlesex Ave

1,120 sqft · Built 1935 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2001 $16,0182025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

399 Middlesex Ave

1,775 sqft · Built 1936 · 1 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$680,000Dec 2023 $15,7942025 Amount on Record Oct 2023 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

400 Middlesex Ave

2,010 sqft · Built 1950 · 0.739 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$235,000Sep 1998 $21,4242025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

407 Middlesex Ave

1,846 sqft · Built 1944 · 2 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$630,000Aug 2021 $22,6482025 —Dec 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

420 Middlesex Ave

4,073 sqft · Built 1953 · 0.825 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$25,7442025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

423 Middlesex Ave

3,210 sqft · Built 1946 · 1 acres

Last Sale Tax Bill Prior Sale Owner Records
$512,500Feb 2019 $19,8892025 Amount on Record Nov 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

430 Middlesex Ave

3,066 sqft · Built 1937 · 1.83 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$995,000May 2026 $21,4742025 Amount on Record Oct 2025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

440 Middlesex Ave

2,265 sqft · Built 1946 · 1.13 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$360,000Mar 2012 $16,2802025 Amount on Record Apr 2011 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

445 Middlesex Ave

1,320 sqft · Built 1935 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$635,000Jun 2025 $15,9432025 Amount on Record Mar 1995 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

450 Middlesex Ave

2,927 sqft · Built 1952 · 1.09 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$380,000Nov 1985 $28,4782025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

460 Middlesex Ave

3,515 sqft · Built 1965 · 2.65 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$725,000Jan 2021 $20,2632025 Amount on Record Oct 2002 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

495 Middlesex Ave

2,688 sqft · Built 1946 · 1.33 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$417,665Apr 2019 $24,4082025 —Dec 2018 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

505 Middlesex Ave

1,865 sqft · Built 1935 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$680,000Aug 2022 $15,6812025 Amount on Record Aug 1994 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

506 Middlesex Ave

1,522 sqft · Built 1906 · 1.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$490,000Sep 2021 $13,9082025 Amount on Record Nov 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

512 Middlesex Ave

3,248 sqft · Built 1946 · 1 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$500,000Jul 2003 $21,8492025 Amount on Record Jan 2000 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

515 Middlesex Ave

5,185 sqft · Built 2011 · 1 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$348,000Dec 2001 $34,3092025 —Dec 2001 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

530 Middlesex Ave

4,501 sqft · Built 1956 · 1.01 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$280,000Dec 1993 $33,7102025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

Property Records in Nearby Streets