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45 William St, Copiague, NY 11726 Property Records

Suffolk County and Babylon Town property record for 45 William St, Copiague, NY 11726

Property Summary

Property TypeSingle Family Home
Details2 ba · 1,392 sqft · built 1950
Lot Size0.2 acres (8,700 sqft)
Owner2 Individual Names on File
Last Sale$178,000 (Feb 2018)
Tax Bill$10,354 (2024)
Deeds & MortgagesMar 2019 Sale & Mortgage
Feb 2018 Foreclosure
Flood ZoneZone X (minimal risk)
APN472089 179.-4-81

Property Details

APN / Parcel Number

Primary APN472089 179.-4-81
Alternative APNs
  • 0100-179.00-04.00-081.000
  • 208917900000040810000000
  • 472000538830
  • 20222513330
  • 20232513330
  • 20252513330

Interior

Full Baths2 Baths
Building Area1,392 sqft Building Perimeter

Exterior

Year BuiltBuilt 1950
Effective Year BuiltEffective 1950
Lot Area8,700 sqft (0.2 acres)
Lot Dimensions145 ft deep x 60 ft wide

Location & Zoning

Account Number20252513330
Street Address45 WILLIAM ST
CityCOPIAGUE
StateNY
Zip11726-3717
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeC
Legal DescriptionFILED MAP 1731 LOT 152
Legal SubdivisionMAP COPIAGUE MANOR SECTION 3
Legal Block4
Legal Lot Number81
JurisdictionSUFFOLK NY
Township / Civil DivisionBABYLON
Census Block Group2
Census Block2009
Census Tract123703

Owner

45 William St is owned and occupied by two individuals who bought it in February 2018.

Source: Suffolk County and Babylon Town records, as of August 11, 2026

Owner of Record2 Individual Names on File
Mailing Address45 WILLIAM ST, COPIAGUE, NY 11726-3717
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

DateDocument
Mar 15, 2019Grant Deed, Transfer
FREEDOM MTG
Feb 21, 2018Trustee's Deed, Foreclosure
PHILLIP O'HARA NASSAU ASSOC

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleFeb 21, 2018 · Amount on File
Deed SaleFeb 21, 2018 · Amount on File
Deed Document Number201818-0032926
Deed Book / Page12951 / 11
Prior Transfer DateDec 19, 2017
Prior Transfer Doc0129510011
Record UpdatedOct 29, 2026

March 2019: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSUFFOLK NY
Recording DateMar 15, 2019
Property Address45 WILLIAM ST, COPIAGUE, NY 11726-3717
Document Number0130040511
Book / Page013004 / 000511
Instrument DateFeb 14, 2019
Transaction TypeTransfer
Record UpdatedMay 20, 2021
Title CompanyNOT AVAILABLE

Transaction

AmountAmount on Record
Loan-to-Value (LTV)LTV on Record
Tax$820.00
Amount AccuracyConfirmed

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address45 WILLIAM ST COPIAGUE NY 117263717, COPIAGUE, NY 11726-3717

Mortgage

Document Number230110772
DateMar 15, 2019
Book Page023011/000772
Lender
NameFREEDOM MTG
TypeMortgage Company
Address175 PINELAWN RD # 400, MELVILLE, NY 11747-3180
Agreement
AmountAmount on Record
Term360 Months
DueMar 14, 2049

February 2018: Trustee's Deed, Foreclosure

Document TypeTrustee's Deed
JurisdictionSUFFOLK NY
Recording DateFeb 21, 2018
Property Address45 WILLIAM ST, COPIAGUE, NY 11726-3717
Document Number0129510011
Book / Page012951 / 000011
Instrument DateDec 19, 2017
Transaction TypeForeclosure
Record UpdatedMar 28, 2018
Title CompanyPHILLIP O'HARA NASSAU ASSOC

Transaction

AmountAmount on Record
Tax$712.00
Amount AccuracyConfirmed
Additional
  • Foreclosure Auction
  • Notice of Foreclosure Sale

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address45 WILLIAM ST COPIAGUE NY 117263717, COPIAGUE, NY 11726-3717

Tax Assessment & Valuation

Source: Suffolk County and Babylon Town assessment roll, as of August 11, 2026

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionBabylon Town
Unified School DistrictCopiague Union Free School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$2,960 Land $310 Building $2,650$501,695 (+11,255.7%) Land $52,542 Building $449,153
2024$10,354.00$4,418 (-1.49%) Land $463 Building $3,955
2023$2,960 Land $310 Building $2,650$4,485 Land $470 Building $4,015

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 45 William St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
median of 10 policies
Community Rating SystemClass 10 (0% premium discount)
Nearby Flood Policies10 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 45 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 SystemSUFFOLK COUNTY WATER AUTHORITY
serves 1,100,000 people · EPA ID NY5110526
Water SourceGroundwater
Last State InspectionJan 2024
Lead1 ppb (2025–2027)
action level 15 ppb

Violations Reported to EPA

Water QualityAsbestos
resolved · Jul 2020
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 621 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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