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Mercer Ave, Roselle, NJ Property Records

Union County and Roselle Borough property records for 32 addresses on Mercer Ave, Roselle, NJ · Last verified October 2026

Mercer Ave Highlights

Properties 32
Median Sale Price $550,000
Deeds and Mortgages on File 38
Median Price per Sqft $403
Owner Occupied 81%
Median Annual Tax Bill $10,254
Median Year Built 1923
Median Ownership Tenure 12 years

Properties on Mercer Ave

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

306 Mercer Ave

1,344 sqft · built 1917 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$592,000Jun 2023 $8,8732025 Amount on Record Aug 1997 2 Owners on Record Owner Occupied AssessorUpdated Oct 2026

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308 Mercer Ave

1,212 sqft · built 1921 · 0.103 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 1996 $8,8182025 Amount on Record Oct 1995 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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312 Mercer Ave

1,594 sqft · built 1921 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$84,000Apr 1985 $10,1532025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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315 Mercer Ave

1,465 sqft · built 1942 · 0.208 acres

Last Sale Tax Bill Prior Sale Owner Records
$135,000Jan 1990 $11,0132025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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319 Mercer Ave

1,428 sqft · built 1914 · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2025 $9,9982025 Amount on Record Dec 2015 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2026

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320 Mercer Ave

1,144 sqft · built 1913 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$102,000Dec 1998 $9,0462025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

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322 Mercer Ave

1,506 sqft · built 1925 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$626,000Oct 2025 $12,3302025 Amount on Record Jan 2021 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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326 Mercer Ave

2,795 sqft · built 1930 · 0.113 acres

Last Sale Tax Bill Prior Sale Owner Records
$795,000Feb 2026 $22,6112025 Amount on Record Sep 2018 Owner on Record Assessor + 3 DocumentsUpdated Oct 2026

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406 Mercer Ave

1,650 sqft · built 1931 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$115,000Nov 2014 $10,5922025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

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408 Mercer Ave

1,296 sqft · built 1934 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2024 $9,9982025 Amount on Record Nov 1994 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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409 Mercer Ave

1,545 sqft · built 1923 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1998 $10,0982025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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411 Mercer Ave

1,332 sqft · built 1923 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,000Mar 2005 $11,4152025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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412 Mercer Ave

1,272 sqft · built 1923 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Apr 2002 $9,7422025 Owner on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2026

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413 Mercer Ave

1,644 sqft · built 1920 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Nov 2014 $8,0042025 Amount on Record Apr 2010 Owner on Record AssessorUpdated Oct 2026

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414 Mercer Ave

1,480 sqft · built 1923 · 0.143 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,000Jun 2000 $12,2662025 2 Owners on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2026

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415 Mercer Ave

1,962 sqft · built 1925 · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$420,000May 2024 $13,5832025 Amount on Record Jan 2023 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

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416 Mercer Ave

1,326 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$270,000Nov 2019 $9,1742025 Amount on Record Nov 2005 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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420 Mercer Ave

1,214 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$96,000Feb 2001 $8,4152025 Amount on Record Aug 1998 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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424 Mercer Ave

1,306 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$162,500Mar 2004 $9,7232025 Owner on Record Assessor + 1 DocumentUpdated Oct 2026

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425 Mercer Ave

1,022 sqft · built 1920 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$225,000Sep 2022 $8,0492025 Owner on Record Assessor + 3 DocumentsUpdated Oct 2026

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427 Mercer Ave

1,436 sqft · built 1923 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$549,000Mar 2023 $20,9012025 Amount on Record Jun 2022 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Oct 2026

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428 Mercer Ave

1,198 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$78,000Nov 2015 $11,3062025 Amount on Record Jul 2015 Owner on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2026

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430 Mercer Ave

1,374 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Mar 2025 $10,2542025 Amount on Record Nov 2023 2 Owners on Record Owner Occupied Assessor + 2 DocumentsUpdated Sep 2026

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431 Mercer Ave

1,640 sqft · built 1925 · 0.12 acres

Last Sale Tax Bill Prior Sale Owner Records
$189,295Oct 2025 $13,8392025 Amount on Record Jul 2018 Owner on Record Owner Occupied Assessor + 5 DocumentsUpdated Sep 2026

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432 Mercer Ave

1,198 sqft · built 1923 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 1984 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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435 Mercer Ave

1,424 sqft · built 1922 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$127,000Jun 1990 $12,7512025 2 Owners on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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436 Mercer Ave

1,248 sqft · built 1925 · 0.105 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,000Aug 2010 $10,4732025 Amount on Record Apr 2008 Owner on Record Owner Occupied AssessorUpdated Oct 2026

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438 Mercer Ave

1,344 sqft · built 1925 · 0.078 acres

Last Sale Tax Bill Prior Sale Owner Records
$10,1712025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

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442 Mercer Ave

1,056 sqft · built 1933 · 0.083 acres

Last Sale Tax Bill Prior Sale Owner Records
$441,500Mar 2023 $15,0102025 Amount on Record May 2021 2 Owners on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2026

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444 Mercer Ave

1,244 sqft · built 1923 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$65,000Jul 2017 $14,1782025 Amount on Record Sep 1994 Owner on Record Assessor + 2 DocumentsUpdated Oct 2026

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446 Mercer Ave

1,584 sqft · built 1888 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 2024 $10,7482025 2 Owners on Record Owner Occupied AssessorUpdated Jul 2026

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450 Mercer Ave

1,364 sqft · built 1913 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Jul 1989 $10,0532025 Owner on Record Owner Occupied AssessorUpdated Jul 2026

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Property Records in Nearby Streets