12 Sinclair St, Mastic, NY 11950 Property Records

Suffolk County and Brookhaven Town property record for 12 Sinclair St, Mastic, NY 11950 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms1 Baths
Architecture StyleRanch
Year BuiltBuilt 1973
Square Footage1,150 sqft Living Area
Lot Size12,632 sqft (0.29 acres)
OccupancyOwner Occupied
Tax Bill$5,887.00 (2024)

Property Details

APN / Parcel Number

Primary APN0200-823.00-08.00-037.000
Alternative APNs
  • 472289 823.00-08-037.000
  • 228982300000080370000000
  • 00004522180
  • 0004522180
  • 4522180

Interior

Bedrooms3 Beds
Full Baths1 Baths
Total Rooms6 Rooms
Building Area1,150 sqft Living Area
Stories1 Stories

Exterior

Year BuiltBuilt 1973
Effective Year BuiltEffective 1973
Architectural StyleRanch Style
Exterior MaterialWood Exterior
Lot Area12,632 sqft (0.29 acres)

Utilities and HVAC

Heating SystemRadiant Heating

Location & Zoning

Account Number4522180
Street Address12 SINCLAIR ST
CityMASTIC
StateNY
Zip11950-2112
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionMASTIC PARK 639 SEC 7 6294 TO 6299
Legal SubdivisionMASTIC PARK
Legal Block3000
Legal Lot Number800
JurisdictionSUFFOLK NY
Minor Civil DivisionBROOKHAVEN
Census Blockgroup4
Census Block4013
Census Tract159416

Owner

Source: Suffolk County and Brookhaven Town records · APN 0200-823.00-08.00-037.000

Assessment roll updated August 11, 2026 · Last verified August 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 Address12 SINCLAIR ST, MASTIC, NY 11950-2112
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

Source: Suffolk County and Brookhaven Town records · Assessment roll updated August 11, 2026 · Last verified August 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

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

YearTax BillAssessed ValueAssessed Market Value
2025$1,660 (-) Land $260 Building $1,400$345,834 (+11,150.29%) Land $49,057 Building $264,151
2024$5,887.00
2023$1,660 Land $260 Building $1,400$3,074 Land $481 Building $2,593

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Nearby Properties on Sinclair St

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