16 Tonopan St, Mastic, NY 11950 Property Records

Suffolk County and Brookhaven Town property record for 16 Tonopan St, Mastic, NY 11950

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,008 sqft · built 1974
Lot Size0.37 acres (16,117 sqft)
OwnerIndividual Name on Record
Last Sale$480,000 (Sep 2024)
Tax Bill$6,424 (2024)
Deeds & MortgagesSep 2024 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN0200-908.00-03.00-031.000

Property Details

APN / Parcel Number

Primary APN0200-908.00-03.00-031.000
Alternative APNs
  • 472289 908.00-03-031.000
  • 228990800000030310000000
  • 00004012910
  • 0004012910
  • 4012910

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms6 Rooms
Stories1 Story
Building Area1,008 sqft Living Area

Exterior

Year BuiltBuilt 1974
Effective Year BuiltEffective 1974
Architectural StyleRanch
Exterior MaterialAluminum/Vinyl
Lot Area16,117 sqft (0.37 acres)
View / LotWaterfront

Utilities, Heating & Cooling

Heating SystemRadiant

Location & Zoning

Account Number4012910
Street Address16 TONOPAN ST
CityMASTIC
StateNY
Zip11950-4608
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionMASTIC ACRES 1443 UNIT 3 NHLF1738 &
Legal SubdivisionMASTIC ACRES
Legal Block8000
Legal Lot Number300
JurisdictionSUFFOLK NY
Township / Civil DivisionBROOKHAVEN
Census Block Group4
Census Block4006
Census Tract159511

Owner

Source: Suffolk County and Brookhaven 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 Address192 WALKER AVE, BELLPORT, NY 11713
Owner TypeIndividual
VestingIndividual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 11, 2024 · Amount on Record
Deed SaleSep 11, 2024 · Amount on Record
Prior SaleOct 30, 2002 · Amount on Record
Deed Book / Page13264 / 4
Record UpdatedSep 20, 2026

September 2024: Executor's Deed, Transfer

Document TypeExecutor's Deed
JurisdictionSUFFOLK NY
Recording DateSep 11, 2024
Property Address16 TONOPAN ST, MASTIC, NY 11950-4608
Document Number0132640004
Book / Page13264 / 4
Instrument DateAug 9, 2024
Transaction TypeTransfer
Record UpdatedApr 21, 2026
Title CompanyMISC COMPANY

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address192 WALKER AVE, BELLPORT, NY 11713
InvestorPossibly a Property Investor

Mortgage

Document Number0023609769
DateSep 11, 2024
Instrument23609/769
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
Agreement
TypeStand-Alone First Mortgage
AmountAmount Recorded
Term361 Months
DueOct 1, 2054

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$1,800 (-) Land $195 Building $1,605$375,000 (+11,151.13%) Land $36,792 Building $302,830
2024$6,424.00
2023$1,800 Land $195 Building $1,605$3,333 Land $361 Building $2,972

Assessed value is set for property tax purposes, not a market price estimate; it is 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

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 97% of the US · lower than 96% 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 466 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fixed Wireless · Fiber in parts of the area
300 / 20

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