3 Nassau Ave, Plainview, NY 11803 Property Records

Nassau County and Oyster Bay Town property record for 3 Nassau Ave, Plainview, NY 11803

Property Summary

Property TypeSingle Family Home
Details2 ba · 1,510 sqft · built 1950
Lot Size0.145 acres (6,325 sqft)
Owner2 Individual Names on File
Last Sale$229,900 (Sep 1999)
Tax Bill$15,270 (2025)
Flood ZoneZone X (minimal risk)
APN12-031-00-0030

Property Details

APN / Parcel Number

Primary APN12-031-00-0030
Alternative APNs
  • 2489-12-031-00-0030-0
  • 12031000030000000000
  • 282489 12.-31-30
  • 12031 00300

Interior

Full Baths2 Baths
Total Rooms4 Rooms
Stories1 Story
Building Area1,510 sqft Living Area
1st Floor Area744 sqft

Exterior

Year BuiltBuilt 1950
Effective Year BuiltEffective 1950
Architectural StyleCape Cod
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Foundation TypeConcrete
Roof MaterialOther
Lot Area6,325 sqft (0.145 acres)
Lot Dimensions116 ft deep x 55 ft wide
Deck Area370 sqft
Patio Area144 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number12031 00300
Street Address3 NASSAU AVE
CityPLAINVIEW
StateNY
Zip11803-3426
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTOWN #3 SCH DIST 019
Legal Block31
Legal Lot Number30
JurisdictionNASSAU NY
Township / Civil DivisionOYSTER BAY
Census Block Group3
Census Block3010
Census Tract519601

Owner

3 Nassau Ave is owned and occupied by two individuals who bought it in September 1999.

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

Owner of Record2 Individual Names on File
Mailing Address3 NASSAU AVE, PLAINVIEW, NY 11803-3426
OccupancyOwner Occupied
Owner TypeIndividual

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

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 13, 1999 · Amount on File
Deed SaleSep 13, 1999 · Amount on File
Deed Document Number19991022
Deed Book / Page11103 / 856
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 3 Nassau Ave was $15,270.

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

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionOyster Bay Town
Unified School DistrictPlainview-Old Bethpage Central School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$548 Land $292 Building $256$548,000
2025$15,270.00
2023$14,937.00 Homeowner's exemption$548 Land $292 Building $256$548,000

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 3 Nassau Ave in Zone X, an area of minimal flood risk.

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 Policies1 in force

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 3 Nassau Ave 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 SystemPLAINVIEW WD
public/private · serves 34,000 people · EPA ID NY2902845
Water SourceGroundwater
Last State InspectionJun 2024
LeadUnder 1 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityTetrachloroethylene
resolved · Jul 2017
cis-1,2-Dichloroethylene
resolved · Jul 2017
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 864 locations within half a mile, as of December 31, 2025

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

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