Sandra Ave, West Islip, NY Property Records

Suffolk County and Islip Town property records for 109 addresses on Sandra Ave, West Islip, NY · Last verified August 2026

Sandra Ave Highlights

Properties 109
Median Sale Price $600,000
Deeds and Mortgages on File 86
Median Price per Sqft $374
Owner Occupied 93%
Median Annual Tax Bill $12,122
Median Year Built 1955
Median Ownership Tenure 18 years

Properties on Sandra Ave

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

606 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Nov 2017 $10,9972024 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

610 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000Apr 2017 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated May 2026

611 Sandra Ave

0.41 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,3582024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

614 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$480,000Feb 2007 1 Name on Record Owner Occupied AssessorUpdated May 2026

615 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$537,500Jun 2016 $18,7312024 Amount on Record Nov 2000 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

618 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,1222024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

619 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Jan 2002 $8,8862024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

622 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$575,000Nov 2025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

623 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

626 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Jul 2026

627 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

629 Sandra Ave

1,835 sqft · built 1962 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$423,500May 2008 $12,6252024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

630 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

631 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

632 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record AssessorUpdated Aug 2026

638 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,9152024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

639 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$515,000Oct 2007 $11,9242024 Amount on Record Mar 2007 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

642 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$536,000Oct 2016 Amount on Record Dec 2003 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

643 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

647 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated May 2026

648 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

651 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$515,000Oct 2014 $13,7532024 Amount on Record Aug 2004 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

655 Sandra Ave

1,488 sqft · built 1953 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Jun 2017 $10,4352024 Amount on Record Jul 2010 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

656 Sandra Ave

2,072 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$775,000Dec 2021 $16,4222024 Amount on Record Nov 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

659 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jul 2010 Amount on Record Aug 1995 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

660 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$250,000Jan 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

663 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Jul 2026

664 Sandra Ave

1,352 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$307,000Aug 2011 $10,0962024 Amount on Record Apr 2011 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

667 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,3862024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

668 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

671 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

672 Sandra Ave

1,603 sqft · built 1953 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$660,000May 2022 Amount on Record Apr 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

675 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$599,000Dec 2024 Amount on Record Apr 2024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

676 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$215,000Mar 1999 Amount on Record Mar 1999 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

677 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

679 Sandra Ave

1,054 sqft · built 1962 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$11,2792024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

680 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

681 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$700,000Feb 2025 $15,0452024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

683 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$600,000Jul 2025 $8,8582024 Amount on Record Feb 2023 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

684 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,4892024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

687 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$129,500Aug 1993 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

688 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

692 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

694 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Nov 1999 Amount on Record Mar 1996 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

695 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

696 Sandra Ave

992 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

700 Sandra Ave

2,002 sqft · built 1960 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Dec 2007 $15,3812024 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

703 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

707 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

711 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,700,000Feb 1995 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

715 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

716 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,2332024 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

719 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

720 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

723 Sandra Ave

1,700 sqft · built 1953 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$400,000Oct 2020 $12,2352024 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

724 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$230,000Dec 2002 $11,5582024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

727 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Jul 1998 1 Name on Record Owner Occupied AssessorUpdated May 2026

728 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$12,3822024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

731 Sandra Ave

1,599 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$580,000Sep 2020 $12,6852024 Amount on Record Aug 1993 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

732 Sandra Ave

990 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$460,000Mar 2022 $9,5782024 Amount on Record Aug 2021 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

735 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$177,000Apr 2000 $11,3052024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

736 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$40,000Oct 1999 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

739 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated May 2026

740 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$525,000Sep 2006 $14,1172024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

743 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$663,500Jan 2024 Amount on Record Aug 2003 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

744 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

747 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$157,500Oct 1996 $12,9452024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

748 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

751 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2011 1 Name on Record Owner Occupied AssessorUpdated May 2026

752 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

755 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2012 $14,6532024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

756 Sandra Ave

1,760 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$550,000May 2019 $12,9662024 Amount on Record May 2001 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

759 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$442,000Oct 2006 $11,2352024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

760 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Mar 1994 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

763 Sandra Ave

2,212 sqft · built 1955 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$125,000Mar 1996 $14,9352024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

767 Sandra Ave

1,350 sqft · built 1950 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

771 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$185,000Apr 2000 $10,9392024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

775 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,4492024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

776 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

779 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,000Sep 1996 1 Name on Record Owner Occupied AssessorUpdated May 2026

780 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$9,2362024 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

783 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

784 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,000Mar 1995 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

787 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated Aug 2026

788 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$860,000Oct 2024 $13,3672024 Amount on Record Sep 1996 2 Names on Record AssessorUpdated Aug 2026

791 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$122,500May 1999 $8,6332024 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

792 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

795 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$363,500Oct 2022 $7,6472024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

796 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
1 Name on Record Owner Occupied AssessorUpdated May 2026

799 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

800 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Jul 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

803 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$200,500Jun 2015 1 Name on Record Owner Occupied AssessorUpdated Aug 2026

804 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$510,000Feb 2008 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

807 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$260,000Nov 2002 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

808 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$329,000Jul 2011 $9,0262024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

811 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$151,008Apr 2023 $10,5742024 Amount on Record Feb 2001 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

812 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied AssessorUpdated Aug 2026

815 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$142,500Apr 1998 $14,3712024 Amount on Record — 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

816 Sandra Ave

2,187 sqft · built 1956 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$630,000Mar 2021 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

819 Sandra Ave

1,613 sqft · built 1971 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$720,000Mar 2024 Amount on Record Jun 2021 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

820 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$485,000Aug 2007 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

823 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$259,500Mar 2001 Amount on Record Jan 1997 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

824 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$418,000Aug 2004 $15,9172024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

827 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$540,000Dec 2005 $13,8642024 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

828 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$482,550Feb 2013 Amount on Record Dec 2011 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

831 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

832 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$430,000Jun 2005 $12,8202024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

835 Sandra Ave

0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$429,000Jun 2006 $10,5742024 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

839 Sandra Ave

2,291 sqft · built 1953 · 0.339 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000May 2017 $19,0092024 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

Wildfire Risk on Sandra Ave

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire RiskLow
this street's cells rank above 2% of the US · above 2% of New York
Wildfire LikelihoodLess than 1 in 10,000 per year
ExposureDirect
1 of 8 cells directly exposed · 8 adjoin burnable vegetation

Property Records in Nearby Streets