7 Crystal Brook Ct, Islip, NY 11751 Property Records

Suffolk County and Islip Town property record for 7 Crystal Brook Ct, Islip, NY 11751

Property Summary

Property TypeSingle Family Home
Lot Size0.44 acres (19,166 sqft)
Owner2 Individual Names on Record
Last Sale$232,000 (Mar 1999)
Flood ZoneZone X (minimal risk)
APN472889 294.-1-71.5

Property Details

APN / Parcel Number

Primary APN472889 294.-1-71.5
Alternative APNs
  • 0500-294.00-01.00-071.005
  • 288929400000010710050000
  • 472800599410
  • 108425

Exterior

Lot Area19,166 sqft (0.44 acres)
Lot Width60 ft Width

Location & Zoning

Account Number108425
Street Address7 CRYSTAL BROOK CT
CityISLIP
StateNY
Zip11751-1723
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeA
Legal DescriptionT043H00000000
Legal SubdivisionMAP CRYSTAL BROOK ESTATES
Legal Block4000
Legal Lot Number100
JurisdictionSUFFOLK NY
Township / Civil DivisionISLIP
Census Block Group2
Census Block2008
Census Tract146205

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 Record2 Individual Names on Record
Mailing Address7 CRYSTAL BROOK CT, ISLIP, NY 11751-1723
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMar 2, 1999 · Amount on Record
Deed SaleMar 2, 1999 · Amount on Record
Prior SaleNov 9, 1993 · Amount on Record
Deed Book / Page11948 / 639
Record UpdatedSep 20, 2026

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$64,500 (-) Land $10,600 Building $53,900
2024$908,451 (+2.54%) Land $149,296 Building $759,155
2023$64,500 Land $10,600 Building $53,900$885,989 Land $145,604 Building $740,385

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
Nearby Flood Policies2 in force
Nearby Flood Claims1 (1992)
Claims Outside the SFHA1 of 1
Most Recent ClaimDec 1992 · Coastal Storm, High Tides, Heavy Rain, & Flooding

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 98% of the US · lower than 97.9% of New York
Wildfire LikelihoodUnder 0.01% annual chance
ExposureDirect
burnable vegetation

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 370 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

May also be available: T-Mobile.

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