11 Prospect Pl, Mastic, NY 11950 Property Records

Suffolk County and Brookhaven Town property record for 11 Prospect Pl, Mastic, NY 11950

Property Summary

Property TypeSingle Family Home
Details1 bd · 1 ba · 660 sqft · built 1930
Lot Size0.14 acres (6,098 sqft)
OwnerIndividual Name on File
Tax Bill$3,457 (2024)
Flood ZoneZone X (minimal risk)
APN0200-824.00-09.00-013.000

Property Details

APN / Parcel Number

Primary APN0200-824.00-09.00-013.000
Alternative APNs
  • 472289 824.00-09-013.000
  • 228982400000090130000000
  • 00004513620
  • 0004513620
  • 4513620

Interior

Bedrooms1 Bed
Full Baths1 Bath
Total Rooms3 Rooms
Stories1 Story
Building Area660 sqft Living Area

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1930
Exterior MaterialWood
Lot Area6,098 sqft (0.14 acres)
View / LotWaterfront

Utilities, Heating & Cooling

Heating SystemRadiant

Location & Zoning

Account Number4513620
Street Address11 PROSPECT PL
CityMASTIC
StateNY
Zip11950-3209
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionMASTIC PARK 275 SEC 4 3676 TO 3678
Legal SubdivisionMASTIC PARK
Legal Block4000
Legal Lot Number900
JurisdictionSUFFOLK NY
Township / Civil DivisionBROOKHAVEN
Census Block Group1
Census Block1006
Census Tract159416

Owner

Source: Suffolk County and Brookhaven Town assessment roll, 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 File
Mailing Address4 BILTMORE DR, MASTIC BEACH, NY 11951-1504
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionBrookhaven Town
Unified School DistrictWilliam Floyd Union Free School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$800 (-) Land $120 Building $680$166,667 (+11,153.68%) Land $22,642 Building $128,302
2024$3,457.00
2023$800 Land $120 Building $680$1,481 Land $222 Building $1,259

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

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

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

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 531 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum Communications
Fiber · Cable
8,000 / 8,000
Verizon
Fixed Wireless
300 / 20
T-Mobile USA
Fixed Wireless
100 / 20

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