199 Union Ave, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 199 Union Ave, Islip, NY 11751

Property Summary

Property TypeSingle Family Home
Details1,806 sqft · built 1969
Lot Size0.22 acres (9,583 sqft)
OwnerIndividual Name on Record
Last Sale$350,000 (Aug 2002)
Tax Bill$14,131 (2024)
Deeds & MortgagesFeb 2022 Refinance
Feb 2022 Transfer
Flood ZoneZone X (minimal risk)
APN472889 396.-5-31

Property Details

APN / Parcel Number

Primary APN472889 396.-5-31
Alternative APNs
  • 0500-396.00-05.00-031.000
  • 288939600000050310000000
  • 472800830230
  • 038975

Interior

Building Area1,806 sqft Living Area
1st Floor Area1,806 sqft

Exterior

Year BuiltBuilt 1969
Effective Year BuiltEffective 1969
Lot Area9,583 sqft (0.22 acres)
Lot Dimensions100 ft deep x 96 ft wide
Garage TypeAttached
Garage Area340 sqft

Location & Zoning

Account Number038975
Street Address199 UNION AVE
CityISLIP
StateNY
Zip11751-4314
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeB
Legal DescriptionX2218306Y181926 T059H00000000
Legal Block6000
Legal Lot Number500
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group1
Census Block1014
Census Tract147402

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 Address199 UNION AVE, ISLIP, NY 11751-4314
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Feb 18, 2022Deed of Trust, Mortgage · Stand-Alone Refinance
QUICKEN LOANS INC
Feb 18, 2022Quit Claim Deed, Transfer
Quitclaim

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 13, 2002 · Amount on Record
Deed SaleAug 13, 2002 · Amount on Record
Deed Book / Page12203 / 60
Last Transfer DateDec 10, 2020
Transfer Doc0131430804
Record UpdatedSep 20, 2026

February 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address199 UNION AVE, ISLIP, NY 11751-4314
Transaction TypeMortgage
Record UpdatedFeb 23, 2024

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0233820793
DateFeb 18, 2022
Book Page23382/793
InstrumentDM066224
Lender
NameQUICKEN LOANS INC
TypeLending Institution
Agreement
TypeStand-Alone Refinance
AmountAmount Recorded
Term349 Months
DueMar 1, 2051

February 2022: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSUFFOLK NY
Recording DateFeb 18, 2022
Property Address199 UNION AVE, ISLIP, NY 11751-4314
Document Number0131430804
Book / Page13143 / 804
Instrument DateDec 10, 2020
Transaction TypeTransfer
Record UpdatedMar 17, 2023

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address199 UNION AVE, ISLIP, NY 11751-4314

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

YearTax BillAssessed ValueAssessed Market Value
2025$46,500 (-) Land $9,700 Building $36,800$654,930 (-) Land $136,620 Building $518,310
2024$14,131.00$654,930 (+2.54%) Land $136,620 Building $518,310
2023$46,500 Land $9,700 Building $36,800$638,737 Land $133,242 Building $505,495

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 40 policies
Nearby Flood Policies40 in force
Nearby Flood Claims19 (1980–2023)
Claims Outside the SFHA18 of 19
Most Recent ClaimJul 2023 · rainfall accumulation
Claims by Event
  • Hurricane Sandy, Oct 2012 · 2 claims

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 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 357 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

Nearby Properties on Union Ave

Nearby Streets

Search Property Records by Address or Parcel Number