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21 Riva Ct, Valley Stream, NY 11581 Property Records

Nassau County and Hempstead Town property record for 21 Riva Ct, Valley Stream, NY 11581 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bathrooms4 Baths
Year BuiltBuilt 1952
Square Footage2,317 sqft Living Area
Lot Size8,120 sqft (0.186 acres)
GarageAttached, 250 sqft
OccupancyOwner Occupied
Last Sale$645,000 (2004)
Tax Bill$20,227.00 (2025)

Property Details

APN / Parcel Number

Primary APN39-528-00-0013
Alternative APNs
  • 2089-39-528-00-0013-0
  • 39528000013000000000
  • 282089 39.-528-13
  • 39528 00130

Interior

Full Baths4 Baths
Total Rooms8 Rooms
Building Area2,317 sqft Living Area
Gross Area2,567 sqft Gross Area
1st Floor1,306 sqft 1st Floor
Stories1 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1952
Effective Year BuiltEffective 1952
Architectural StyleRanch Style
Exterior MaterialAluminum/Vinyl Exterior
Roof MaterialOther (not Classified) Roof
Lot Area8,120 sqft (0.186 acres)
Depth X Width136 ft x 39 ft Depth x Width
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area250 sqft Garage
Pool Area627 sqft Pool
Patio Area324 sqft Patio

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating
Heating FuelOil Heating Fuel
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Account Number39528 00130
Street Address21 RIVA CT
CityVALLEY STREAM
StateNY
Zip11581-2839
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTOWN #1 SCH DIST 014
Legal SubdivisionMAP OF NORTH WOODMERE PARK SECTION NO 1
Legal Block528
Legal Lot Number13
JurisdictionNASSAU NY
Minor Civil DivisionHEMPSTEAD
Census Blockgroup4
Census Block4008
Census Tract410900

Owner

Source: Nassau County and Hempstead Town records · APN 39-528-00-0013

Assessment roll updated June 17, 2026 · Last verified June 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Company Names on File
Mailing Address21 RIVA CT, VALLEY STREAM, NY 11581-2839
OccupancyOwner Occupied
Owner TypeOwner is a Company
VestingOwner is a Trust, Family Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleSep 16, 2004 · Amount on Record
Deed SaleSep 16, 2004 · Amount on Record
Prior SaleJul 11, 2002 · Amount on Record
Deed Book / Page11844 / 833
Last Transfer DateNov 25, 2025
Transfer DocD147000316
Record RefreshedSep 20, 2026

December 2025: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionNASSAU NY
Recording DateDec 16, 2025
Property Address21 RIVA CT, VALLEY STREAM, NY 11581-2839
Document NumberD147000316
Book / PageD14700 / 316
Map ReferenceFILE 5448
Instrument DateNov 25, 2025
Instrument2025-81428
Transaction TypeTransfer
Record UpdatedDec 26, 2025

Transaction

Tax$0.00
Amount AccuracyZero or No Consideration Stated
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address21 RIVA CT, VALLEY STREAM, NY 11581-2839

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Revocable Trust
Address21 RIVA CT, VALLEY STREAM, NY 11581-2839

Tax Assessment & Valuation

Source: Nassau County and Hempstead Town records · Assessment roll updated June 17, 2026 · Last verified June 2026

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionHempstead Town
Unified School DistrictHewlett-Woodmere Union Free School District (PK - 12)

Tax Bill & Assessment History

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.

YearTax BillAssessed ValueAssessed Market Value
2026$628 (-2.33%) Land $288 Building $340$628,000 (-2.33%)
2025$20,227.00 (+13.87%)$643 (-1.08%) Land $295 Building $348$643,000 (-1.08%)
2023$17,764.00 Additional exemption filed$650 Land $298 Building $352$650,000

Flood & Wildfire

21 Riva Ct is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

Source: FEMA National Flood Hazard Layer · Nassau County (36059C), updated April 5, 2023

FEMA Flood ZoneZone X
moderate flood hazard · within the 0.2% annual chance floodplain
Special Flood Hazard AreaNo
Nearest Special Flood Hazard AreaZone AE, within 100 ft

Wildfire

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

Wildfire Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Values are read at the parcel center point; lenders make the official flood determination.

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