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11 William St, Bethpage, NY 11714 Property Records

Nassau County and Oyster Bay Town property record for 11 William St, Bethpage, NY 11714

Property Summary

Property TypeSingle Family Home
Details1.5 ba · 1,385 sqft · built 1953
Lot Size0.115 acres (5,000 sqft)
Owner2 Trust Names on File
Tax Bill$7,119 (2025)
Deeds & MortgagesMar 2026 Sale
Flood ZoneZone X (minimal risk)
APN49-114-00-0082

Property Details

APN / Parcel Number

Primary APN49-114-00-0082
Alternative APNs
  • 2489-49-114-00-0082-0
  • 49114000082000000000
  • 282489 49.-114-82
  • 49114 00820

Interior

Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,385 sqft Living Area
Gross Area1,445 sqft
1st Floor Area792 sqft
Basement Area60 sqft

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1953
Architectural StyleCape Cod
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Roof MaterialOther
Lot Area5,000 sqft (0.115 acres)
Lot Dimensions100 ft deep x 50 ft wide
Garage TypeDetached
Garage Area280 sqft
Parking Spaces1 Parking Space
Patio Area24 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number49114 00820
Street Address11 WILLIAM ST
CityBETHPAGE
StateNY
Zip11714-4435
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Description82-83
Legal Block114
Legal Lot Number82-83
JurisdictionNASSAU NY
Township / Civil DivisionOYSTER BAY
Census Block Group4
Census Block4016
Census Tract520002

Owner

11 William St is held in a trust since September 2025.

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

Owner of Record2 Trust Names on File
Mailing Address11 WILLIAM ST, BETHPAGE, NY 11714-4435
Owner TypeCompany
VestingTrust, Irrevocable Trust

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 Transfer DateSep 19, 2025
Transfer DocD147240576
Record UpdatedSep 20, 2026

March 2026: Bargain and Sale Deed, Transfer

Document TypeBargain and Sale Deed
JurisdictionNASSAU NY
Recording DateMar 2, 2026
Property Address11 WILLIAM ST, BETHPAGE, NY 11714-4435
Document NumberD147240576
Book / PageD14724 / 576
Map ReferenceMAP 263 CASE 1969
Instrument DateSep 19, 2025
Instrument2026-00013390
Transaction TypeTransfer
Record UpdatedMar 18, 2026
Title CompanyEAGLE ABSTRACT CORPORATION, EAGLE ABSTRACT CORP

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address11 WILLIAM ST, BETHPAGE, NY 11714-4435

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipIrrevocable Trust
Address11 WILLIAM ST, BETHPAGE, NY 11714-4435

Tax Assessment & Valuation

The 2025 property tax bill for 11 William St was $7,119.

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 DistrictBethpage Union Free School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$423 (-2.08%) Land $200 Building $223$423,000 (-2.08%)
2025$7,119.00 Senior Citizen's exemption Veteran's exemption$432 Land $204 Building $228$432,000
2023$5,671.00 Homeowner's exemption Senior Citizen's exemption Veteran's exemption$456 Land $215 Building $241$456,000

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 11 William St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective April 5, 2023

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

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

Wildfire

The area around 11 William 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 SystemBETHPAGE WD
serves 33,000 people · EPA ID NY2902817
Water SourceGroundwater
Last State InspectionJul 2025
LeadUnder 1 ppb (2021–2023)
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 714 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

May also be available: T-Mobile.

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