Leo St, Hillside, NJ Property Records

Union County and Hillside Township property records for 50 addresses on Leo St, Hillside, NJ · Last verified August 2026

Leo St Highlights

Properties 50
Median Sale Price $470,000
Deeds and Mortgages on File 66
Median Price per Sqft $336
Owner Occupied 84%
Median Annual Tax Bill $9,860
Median Year Built 1934
Median Ownership Tenure 10 years

Properties on Leo St

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

520 Leo St

1,293 sqft · Built 1929 · 0.199 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$315,000Oct 2006 $10,0382025 Amount on Record Dec 2000 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

521 Leo St

988 sqft · Built 1954 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$49,000Aug 2013 $6,3092025 Amount on Record Jan 2008 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

523 Leo St

988 sqft · Built 1954 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$96,000Jul 2000 $6,2122025 Amount on Record Oct 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

524 Leo St

1,344 sqft · Built 1929 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$163,500Oct 2017 $8,0452025 Amount on Record Nov 2016 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

525 Leo St

2,560 sqft · Built 1934 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$495,000Jan 2025 $13,7042025 Amount on Record Sep 2006 1 Name on Record AssessorUpdated Jul 2026

528 Leo St

2,946 sqft · Built 1929 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$420,000Jul 2005 $11,8002025 Amount on Record Dec 2004 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

531 Leo St

1,512 sqft · Built 1934 · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$585,000Apr 2024 $10,8302025 Amount on Record Dec 2020 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

532 Leo St

1,196 sqft · Built 1934 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$215,000Mar 2003 $10,1542025 Amount on Record Oct 1998 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

533 Leo St

1,196 sqft · Built 1934 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$102,500Oct 1996 $8,4992025 —Sep 1996 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

536 Leo St

1,022 sqft · Built 1934 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10Oct 2016 $10,4472025 Amount on Record Nov 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

539 Leo St

2,879 sqft · Built 1954 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$189,900May 2011 $14,6482025 —Sep 2010 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

540 Leo St

1,204 sqft · Built 1950 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$360,000Aug 2023 $7,6092025 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

542 Leo St

896 sqft · Built 1934 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000Mar 2026 $7,0662025 Amount on Record Feb 2025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

543 Leo St

2,136 sqft · Built 1929 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$112,000Jun 2009 $11,2482025 —Feb 2008 1 Name on Record AssessorUpdated Jul 2026

545 Leo St

2,380 sqft · Built 1934 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$74,460May 2000 $11,5602025 —Jun 1999 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

546 Leo St

1,524 sqft · Built 1934 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$470,000Mar 2026 $7,7512025 Amount on Record Jul 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

548 Leo St

2,088 sqft · Built 1962 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$163,000Jul 1997 $13,8022025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

551 Leo St

940 sqft · Built 1924 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$440,000Nov 2023 $8,1692025 Amount on Record Apr 2019 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Jul 2026

552 Leo St

1,100 sqft · Built 1939 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1983 $8,5882025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

555 Leo St

1,366 sqft · Built 1956 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$279,000Oct 2018 $11,6672025 Amount on Record Dec 2017 1 Name on Record Assessor + 3 DocumentsUpdated Jul 2026

556 Leo St

1,622 sqft · Built 1934 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$158,000Nov 1998 $9,8962025 2 Names on Record Assessor + 1 DocumentUpdated Jul 2026

559 Leo St

1,674 sqft · Built 1956 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$275,000Oct 2020 $9,7892025 Amount on Record Mar 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

560 Leo St

1,002 sqft · Built 1928 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,6002025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

561 Leo St

772 sqft · Built 1934 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Mar 2019 $6,5592025 Amount on Record Sep 2013 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

564 Leo St

1,716 sqft · Built 1956 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—May 1977 $9,7802025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

565 Leo St

772 sqft · Built 1934 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$100,000May 1999 $7,4222025 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

567 Leo St

1,152 sqft · Built 1934 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$394,000Apr 2022 $9,8602025 Amount on Record Jan 2011 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

570 Leo St

1,624 sqft · Built 1934 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$155,000Jan 2001 $9,1842025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

571 Leo St

1,540 sqft · Built 1934 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$435,000Nov 2022 $12,9122025 Amount on Record Feb 2019 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Jul 2026

572 Leo St

1,257 sqft · Built 1934 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2006 $7,6182025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

575 Leo St

1,072 sqft · Built 1926 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$95,000May 1993 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

576 Leo St

1,184 sqft · Built 1934 · 0.084 acres

Last Sale Tax Bill Prior Sale Owner Records
$158,000Dec 2018 $7,5732025 —Jun 2018 1 Name on Record Assessor + 2 DocumentsUpdated Jul 2026

579 Leo St

1,348 sqft · Built 1926 · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$265,000Jun 2022 $8,3382025 Amount on Record Feb 2006 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

580 Leo St

1,632 sqft · Built 1934 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000Feb 2004 $11,5692025 Amount on Record May 2003 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

583 Leo St

813 sqft · Built 1934 · 0.098 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$90,000Sep 2017 $8,6502025 Amount on Record May 2001 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

584 Leo St

1,632 sqft · Built 1929 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$132,000Jan 1996 $8,5962025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

586 Leo St

1,880 sqft · Built 1956 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$259,000Mar 2017 $12,0852025 Amount on Record Apr 2016 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

587 Leo St

1,606 sqft · Built 1954 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1994 $12,2632025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

588 Leo St

1,164 sqft · Built 1952 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$555,000Jan 2024 $9,0862025 Amount on Record Apr 2023 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

589 Leo St

1,680 sqft · Built 1956 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$187,840Sep 2010 $11,8092025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

591 Leo St

1,740 sqft · Built 1956 · 0.084 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$322,000Apr 2019 $12,2182025 Amount on Record Oct 2003 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

596 Leo St

1,314 sqft · Built 1955 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$147,500Sep 2001 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

601 Leo St

2,494 sqft · Built 1950 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$410,000Oct 2019 $14,5412025 Amount on Record Mar 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

605 Leo St

1,650 sqft · Built 1949 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$650,000Aug 2024 $13,6602025 Amount on Record Aug 2019 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

606 Leo St

910 sqft · Built 1944 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$105,000Aug 1997 $10,3322025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

609 Leo St

1,890 sqft · Built 1949 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$390,000Oct 2019 $12,9932025 Amount on Record May 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

610 Leo St

1,488 sqft · Built 1950 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$500,000May 2025 $7,8042025 Amount on Record Jun 2020 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

612 Leo St

1,226 sqft · Built 1944 · 0.114 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$365,000Sep 2021 $9,2822025 Amount on Record Jun 2011 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

613 Leo St

1,450 sqft · Built 1928 · 0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Jun 2018 $9,0682025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

616 Leo St

2,688 sqft · Built 2006 · 0.075 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000Oct 2006 $12,9042025 Amount on Record Jan 2005 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

Property Records in Nearby Streets