111 William St, Williston Park, NY 11596 Property Records

Nassau County and North Hempstead Town property record for 111 William St, Williston Park, NY 11596

Property Summary

Property TypeSingle Family Home
Details3 ba · 2,772 sqft · built 1966
Lot Size0.237 acres (10,300 sqft)
Owner2 Individual Names on File
Last Sale$950,000 (Nov 2009)
Tax Bill$24,039 (2025)
Deeds & MortgagesMar 2026 Sale
Feb 2018 Line of Credit
Flood ZoneZone X (minimal risk)
APN09-226-00-0202

Property Details

APN / Parcel Number

Primary APN09-226-00-0202
Alternative APNs
  • 2205-09-226-00-0202-0
  • 09226000202000000000
  • 282205 9.-226-202
  • 09226 02020

Interior

Full Baths3 Baths
Total Rooms9 Rooms
Stories2 Stories
Building Area2,772 sqft Living Area
Gross Area3,224 sqft
1st Floor Area1,166 sqft
Basement Area52 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1966
Effective Year BuiltEffective 1966
Architectural StyleColonial
Exterior MaterialWood
Construction TypeFrame
Roof MaterialOther
Lot Area10,300 sqft (0.237 acres)
Lot Dimensions100 ft deep x 103 ft wide
Garage TypeAttached
Garage Area400 sqft
Parking Spaces2 Parking Spaces

Exterior Amenities

Pool Area468 sqft
PorchOpen Frame Porch
Porch Area103 sqft
Deck AreaDeck Area
Patio Area520 sqft
Balcony Area84 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelOil
SewerMunicipal
Water SourceCommercial

Location & Zoning

Account Number09226 02020
Street Address111 WILLIAM ST
CityWILLISTON PARK
StateNY
Zip11596-2050
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTOWN #2 SCH DIST 002
Legal Block226
Legal Lot Number202
JurisdictionNASSAU NY
Township / Civil DivisionNORTH HEMPSTEAD
Census Block Group1
Census Block1001
Census Tract303400

Owner

111 William St is owned and occupied by two individuals who bought it in November 2009.

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

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

Owner of Record2 Individual Names on File
Mailing Address111 WILLIAM ST, WILLISTON PARK, NY 11596-2050
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Mar 13, 2026Deed, Transfer
Feb 1, 2018Deed of Trust, Mortgage · Line of Credit
WFB NA

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 19, 2009 · Amount on File
Deed SaleNov 19, 2009 · Amount on File
Deed Document Number2009684
Deed Book / Page12561 / 142
Record UpdatedSep 20, 2026

March 2026: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateMar 13, 2026
Property Address111 WILLIAM ST, WILLISTON PARK, NY 11596-2050
Document Number0133290261
Book / Page13329 / 261
Instrument DateAug 12, 2025
Transaction TypeTransfer
Record UpdatedApr 15, 2026

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address111 WILLIAM ST, EAST WILLISTON, NY 11596-2050

February 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNASSAU NY
Property Address111 WILLIAM ST, WILLISTON PARK, NY 11596-2050
Document Number0426850589
Instrument DateFeb 1, 2018
Transaction TypeMortgage
Record UpdatedMar 8, 2018
Title CompanyATTORNEY ONLY

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address111 WILLIAM ST WILLISTON PARK NY 115962050, WILLISTON PARK, NY 11596-2050

Mortgage

Document Number0426850589
DateFeb 20, 2018
Book Page042685/000589
Instrument15382
Lender
NameWFB NA
TypeBank
AddressSIOUX FALLS, SD 57104
Agreement
TypeLine of Credit
AmountAmount on Record
Interest
Rate TypeAdjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 111 William St was $24,039 with a homeowner's exemption.

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

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionNorth Hempstead Town
MunicipalityEast Williston Village
Unified School DistrictEast Williston Union Free School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$990 Land $514 Building $476$990,000
2025$24,039.00
2023$19,707.00 Additional exemption filed$1,067 Land $554 Building $513$1,067,000

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 111 William St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2010.

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 Policies7 in force
Nearby Flood Claims2 (2010–2014)
Claims Outside the SFHA2 of 2
Most Recent ClaimApr 2014 · other causes

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

Wildfire risk around 111 William St is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 SystemEAST WILLISTON (V)
serves 2,556 people · EPA ID NY2902820
Water SourcePurchased groundwater from WILLISTON PARK (V)
Last State InspectionOct 2024
LeadUnder 1 ppb (2023–2025)
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. The service area is an EPA estimate; the actual supplier may differ.

Internet Providers

Source: FCC Broadband Data Collection, based on 484 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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