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75 Olsen St, Valley Stream, NY 11580 Property Records

Nassau County and Hempstead Town property record for 75 Olsen St, Valley Stream, NY 11580

Property Summary

Property TypeSingle Family Home
Details2 ba · 1,663 sqft · built 1930
Lot Size0.138 acres (6,000 sqft)
OwnerCompany Name on File
Last Sale$755,000 (Sep 2024)
Tax Bill$9,542 (2025)
Deeds & MortgagesJan 2026 Mortgage
Jun 2023 Transfer
Flood ZoneZone X (minimal risk)
APN37-488-00-0267

Property Details

APN / Parcel Number

Primary APN37-488-00-0267
Alternative APNs
  • 2089-37-488-00-0267-0
  • 37488000267000000000
  • 282089 37.-488-267
  • 37488 02670

Interior

Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,663 sqft Living Area
Gross Area2,006 sqft
1st Floor Area950 sqft

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1930
Architectural StyleCape Cod
Exterior MaterialBrick/Stone
Construction TypeFrame
Roof MaterialOther
Lot Area6,000 sqft (0.138 acres)
Lot Dimensions100 ft deep x 60 ft wide
Garage TypeAttached
Garage Area200 sqft
Parking Spaces1 Parking Space

Exterior Amenities

PorchEnclosed Frame Porch
Porch Area171 sqft
Patio Area168 sqft
Utility Building50 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number37488 02670
Street Address75 OLSEN ST
CityVALLEY STREAM
StateNY
Zip11580-1019
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTOWN #1 SCH DIST 016
Legal Block488
Legal Lot Number267
JurisdictionNASSAU NY
Township / Civil DivisionHEMPSTEAD
Census Block Group6
Census Block6005
Census Tract409900

Owner

75 Olsen St is owned by a company that bought it in September 2024.

Source: Nassau County and Hempstead Town records, as of June 17, 2026

Owner of RecordCompany Name on File
Mailing Address75 OLSEN ST, VALLEY STREAM, NY 11580-1019
Owner TypeCompany
VestingLimited Liability Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Jan 22, 2026Deed of Trust, Mortgage · Conventional Mortgage
FOUNDATION MORTGAGE CORP
Jun 7, 2023Intrafamily Transfer, Transfer
FIDELITY NATIONAL TITLE, FIDELITY NATL TTL INS CO OF

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 3, 2024 · Amount on File
Deed SaleSep 3, 2024 · Amount on File
Deed Document Number2024-53545
Deed Book / PageD14534 / 958
Prior Transfer DateJun 3, 2023
Prior Transfer DocD143840343
Record UpdatedSep 20, 2026

January 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNASSAU NY
Property Address75 OLSEN ST, VALLEY STREAM, NY 11580-1019
Transaction TypeMortgage
Record UpdatedFeb 3, 2026

Transferred To (Grantee/Buyer)

NameVerified Name
Address64 DEWITT ST, VALLEY STREAM, NY 11580-1613

Mortgage

Document NumberM483050697
DateJan 22, 2026
Book PageM48305/697
Instrument2026-4810
Lender
NameFOUNDATION MORTGAGE CORP
TypeMortgage Company
AddressMIAMI BEACH, FL 33139
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueFeb 1, 2056

June 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionNASSAU NY
Recording DateJun 7, 2023
Property Address75 OLSEN ST, VALLEY STREAM, NY 11580-1019
Document NumberD143840343
Book / PageD14384 / 343
Instrument DateJun 3, 2023
Instrument2023-33315
Transaction TypeTransfer
Record UpdatedJun 14, 2023
Title CompanyFIDELITY NATIONAL TITLE, FIDELITY NATL TTL INS CO OF

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address75 OLSEN ST, VALLEY STREAM, NY 11580-1019

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants in Common
Address85 ROOSEVELT AVE, MASSAPEQUA PARK, NY 11762-2227

Tax Assessment & Valuation

The 2025 property tax bill for 75 Olsen St was $9,542.

Source: Nassau County and Hempstead Town assessment roll, as of June 17, 2026

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionHempstead Town
Elementary School DistrictElmont Union Free School District (PK - 06)
Secondary School DistrictSewanhaka Central High School District (07 - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$487 (+3.4%) Land $232 Building $255$487,000 (+3.4%)
2025$9,542.00$471 Land $224 Building $247$471,000
2023$8,268.00 Homeowner's exemption Senior Citizen's exemption$487 Land $232 Building $255$487,000

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 75 Olsen St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1980.

Source: FEMA National Flood Hazard Layer, effective April 5, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies2 in force
Nearby Flood Claims1 (1980)
Most Recent ClaimApr 1980 · tidal / storm surge

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 75 Olsen St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemWA OF WESTERN NASSAU
public/private · serves 120,000 people · EPA ID NY2902830
Water SourceGroundwater
Last State InspectionJan 2026
Lead1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 888 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable		8,000 / 8,000
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
T-Mobile
Fixed Wireless		100 / 20

May also be available: Spectrum.

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