Olsen St, Valley Stream, NY Property Records

Nassau County and Hempstead Town property records for 31 addresses on Olsen St, Valley Stream, NY · Last verified August 2026

Olsen St Highlights

Properties 31
Median Sale Price $655,000
Deeds and Mortgages on File 41
Median Price per Sqft $453
Owner Occupied 97%
Median Annual Tax Bill $10,911
Median Year Built 1941
Median Ownership Tenure 14 years

Properties on Olsen St

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

2 Olsen St

1 ba · 1,243 sqft · 0.14 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$320,000May 2017 $11,4032025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

3 Olsen St

2 ba · 1,443 sqft · 0.14 acres

Last Sale Tax Bill Prior Sale Owner Records
$710,000May 2022 $12,2562025 Amount on Record Jun 1998 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

11 Olsen St

1 ba · 1,210 sqft · 0.092 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$172,000Oct 1998 $9,5412025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

12 Olsen St

1 ba · 1,181 sqft · 0.092 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,6312025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

15 Olsen St

2.5 ba · 1,210 sqft · 0.092 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Dec 2020 $10,9112025 Amount on Record Oct 2008 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

16 Olsen St

2.5 ba · 1,431 sqft · 0.092 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$142,000Jan 1996 $8,9532025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

19 Olsen St

1 ba · 1,210 sqft · 0.092 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,6182025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

20 Olsen St

1 ba · 1,210 sqft · 0.092 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$365,000May 2007 $10,8342025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

23 Olsen St

1 ba · 1,512 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$583,000Oct 2022 $11,6352025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

24 Olsen St

3.5 ba · 1,210 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$425,000Sep 2017 $10,8342025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

27 Olsen St

1 ba · 1,309 sqft · 0.117 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,4062025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

28 Olsen St

2.5 ba · 1,957 sqft · 0.128 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$9,9522025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

36 Olsen St

2 ba · 1,309 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$145,000Apr 1993 $9,9412025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

37 Olsen St

1 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$290,000Aug 2003 $9,4402025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

40 Olsen St

1 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$7,5122025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

41 Olsen St

2 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$655,000Sep 2021 $11,3772025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

46 Olsen St

2 ba · 1,498 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$470,000Jul 2006 $13,6522025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

47 Olsen St

2 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$350,000Dec 2012 $11,8032025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

54 Olsen St

2 ba · 1,309 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$168,000Nov 1999 $9,8122025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

55 Olsen St

2 ba · 1,438 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$340,000Oct 2016 $11,4292025 Amount on Record Apr 1999 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

60 Olsen St

2 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$220,000Mar 2000 $12,5662025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

63 Olsen St

3 ba · 1,565 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$380,000May 2005 $12,6702025 —Apr 2004 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

66 Olsen St

4 bd · 2 ba · 1,425 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$700,000Jun 2022 $12,8512025 Amount on Record Dec 2013 2 Names on Record Owner Occupied Assessor + 7 DocumentsUpdated Jun 2026

69 Olsen St

2 ba · 1,529 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$235,000Oct 1998 $12,7732025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

70 Olsen St

1 ba · 1,309 sqft · 0.091 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,1742025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

74 Olsen St

3 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$415,000Sep 2009 $12,3852025 Amount on Record Sep 2004 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

75 Olsen St

2 ba · 1,663 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$755,000Sep 2024 $9,5422025 1 Name on Record Assessor + 2 DocumentsUpdated Jun 2026

78 Olsen St

2.5 ba · 1,309 sqft · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$505,000Feb 2018 $11,4542025 Amount on Record Oct 2015 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

81 Olsen St

2 ba · 1,546 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$450,000Jul 2018 $13,1612025 Amount on Record Jun 2008 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

84 Olsen St

1.5 ba · 1,330 sqft · 0.137 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$277,500Feb 2012 $11,2342025 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

85 Olsen St

2 ba · 1,580 sqft · 0.133 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$183,000Aug 1997 $8,3152025 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

Wildfire Risk on Olsen St

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

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets