1. Home
  2. New York
  3. Suffolk County
  4. Islip
  5. Cortelyou Ave

98 Cortelyou Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 98 Cortelyou Ave, Islip, NY 11751

Property Summary

Property TypeSingle Family Home
Details1,880 sqft · built 2007
Lot Size0.17 acres (7,405 sqft)
OwnerIndividual Name on Record
Last Sale$670,000 (May 2024)
Deeds & MortgagesMay 2024 Sale & Mortgage
Aug 2020 Refinance
+ 2 more
Flood ZoneZone X (minimal risk)
APN472889 319.-2-12.1

Property Details

APN / Parcel Number

Primary APN472889 319.-2-12.1
Alternative APNs
  • 0500-319.00-02.00-012.001
  • 288931900000020120010000
  • 472800652340
  • 584751

Interior

Building Area1,880 sqft Living Area
1st Floor Area960 sqft
Basement Area920 sqft

Exterior

Year BuiltBuilt 2007
Effective Year BuiltEffective 2007
Lot Area7,405 sqft (0.17 acres)
Lot Dimensions100 ft deep x 75 ft wide

Location & Zoning

Account Number584751
Street Address98 CORTELYOU AVE
CityISLIP
StateNY
Zip11751-2524
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeB
Legal DescriptionT044H00000000
Legal SubdivisionMAP WILLOW BROOK PARK
Legal Block9000
Legal Lot Number200
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group3
Census Block3003
Census Tract147401

Owner

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

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

Owner of RecordIndividual Name on Record
Mailing Address5 SUFFOLK RD, ISLAND PARK, NY 11558-2152
Owner TypeIndividual
VestingIndividual(s)

Deeds, Mortgages & Sale History

DateDocument
May 30, 2024Deed, Transfer · FHA Mortgage
CITIZENS BANK
Aug 20, 2020Deed of Trust, Mortgage · Stand-Alone Refinance
UNITED NORTHERN MORTGAGE BANKERS LTD
May 26, 2017Grant Deed, Transfer · Conventional with PMI
UNITED NRTHN MTG BANKERS
Feb 17, 2017Trustee's Deed, Foreclosure
MAGNOLIA ABSTRACT SERVICES INC, MAGNOLIA ABSTRACT

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 30, 2024 · Amount on Record
Deed SaleMay 30, 2024 · Amount on Record
Prior SaleMay 26, 2017 · Amount on Record
Deed Book / Page13250 / 890
Prior Transfer DateJan 2, 2001
Record UpdatedSep 20, 2026

May 2024: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateMay 30, 2024
Property Address98 CORTELYOU AVE, ISLIP, NY 11751-2524
Document Number0132500890
Book / Page13250 / 890
Instrument DateApr 30, 2024
Transaction TypeTransfer
Record UpdatedApr 21, 2026
Title CompanyFIRST AMERICAN TITLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address5 SUFFOLK RD, ISLAND PARK, NY 11558-2152

Mortgage

Document Number0023590261
DateMay 30, 2024
Instrument23590/261
Lender
NameCITIZENS BANK
TypeBank
Agreement
TypeFHA Mortgage
AmountAmount Recorded

August 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address98 CORTELYOU ST, ISLIP, NY 11751-2524
Transaction TypeMortgage
Record UpdatedApr 12, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0231640963
DateAug 20, 2020
Book Page23164/963
InstrumentDL021392
Lender
NameUNITED NORTHERN MORTGAGE BANKERS LTD
TypeMortgage Company
Agreement
TypeStand-Alone Refinance
AmountAmount Recorded
Term361 Months
DueSep 1, 2050

May 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSUFFOLK NY
Recording DateMay 26, 2017
Property Address98 CORTELYOU ST, ISLIP, NY 11751-2524
Document Number0129140231
Book / Page012914 / 000231
Instrument DateMay 4, 2017
Transaction TypeTransfer
Record UpdatedApr 25, 2018
Title CompanyTITLE AMERICA LAND SERVICES INC

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$1,360.00
Amount AccuracyConfirmed

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address98 CORTELYOU ST ISLIP NY 117512524, ISLIP, NY 11751-2524

Mortgage

Document Number228210122
DateMay 26, 2017
Book Page022821/000122
Lender
NameUNITED NRTHN MTG BANKERS
TypeMortgage Company
AddressLEVITTOWN, NY 11756
Agreement
TypeConventional with PMI
AmountAmount Recorded
Term360 Months
DueMay 25, 2047

February 2017: Trustee's Deed, Foreclosure

Document TypeTrustee's Deed
JurisdictionSUFFOLK NY
Recording DateFeb 17, 2017
Property Address98 CORTELYOU ST, ISLIP, NY 11751-2524
Document Number0129010212
Book / Page012901 / 000212
Instrument DateFeb 1, 2017
Transaction TypeForeclosure
Record UpdatedJun 6, 2017
Title CompanyMAGNOLIA ABSTRACT SERVICES INC, MAGNOLIA ABSTRACT

Transaction

AmountAmount Recorded
Tax$900.00
Amount AccuracyConfirmed
Additional
  • Lis Pendens
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address108 N MICHIGAN AVE MASSAPEQUA NY 11758, MASSAPEQUA, NY 11758

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionIslip Town
Unified School DistrictIslip Union Free School District (KG - 12)

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$39,300 (-) Land $6,700 Building $32,600
2024$553,521 (+2.54%) Land $94,366 Building $459,155
2023$39,300 Land $6,700 Building $32,600$539,835 Land $92,033 Building $447,802

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

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 Record
median of 10 policies
Nearby Flood Policies10 in force
Nearby Flood Claims13 (1978–2014)
Claims Outside the SFHA12 of 13
Most Recent ClaimAug 2014 · rainfall accumulation

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

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 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 312 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

Nearby Properties on Cortelyou Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures