259 Commack Rd, Mastic Beach, NY 11951 Property Records

Suffolk County and Brookhaven Town property record for 259 Commack Rd, Mastic Beach, NY 11951

Property Summary

Property TypeSingle Family Home
Lot Size0.14 acres (6,098 sqft)
Owner2 Individual Names on File
Last Sale$150,000 (Jul 2004)
Tax Bill$3,733 (2024)
Flood ZoneZone X (minimal risk)
APN0200-980.40-13.00-029.000

Property Details

APN / Parcel Number

Primary APN0200-980.40-13.00-029.000
Alternative APNs
  • 472289 980.40-13-029.000
  • 0209024000500029000
  • 00004419740
  • 4419740

Exterior

Lot Area6,098 sqft (0.14 acres)
View / LotWaterfront

Location & Zoning

Account Number4419740
Street Address259 COMMACK RD
CityMASTIC BEACH
StateNY
Zip11951-3427
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal SubdivisionSEVENTH MAP MASTIC BEACH
Legal Block401
Legal Lot Number300
JurisdictionSUFFOLK NY
Township / Civil DivisionBROOKHAVEN
Census Block Group1
Census Block1008
Census Tract159518

Owner

259 Commack Rd is owned and occupied by two individuals who bought it in July 2004.

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

Owner of Record2 Individual Names on File
Mailing Address259 COMMACK RD, MASTIC BEACH, NY 11951-3427
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJul 20, 2004 · Amount on File
Deed SaleJul 20, 2004 · Amount on File
Deed Book / Page12331 / 710
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$1,160 Land $120 Building $1,040$241,667 Land $22,642 Building $196,226
2024$3,733.00
2023$1,160 Land $120 Building $1,040$2,148 Land $222 Building $1,926

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 259 Commack Rd in Zone X, an area of minimal flood risk, though there have been 34 flood claims nearby since 1992.

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 File
median of 133 policies
Nearby Flood Policies133 in force
Nearby Flood Claims34 (1992–2024)
Claims Outside the SFHA2 of 34
Most Recent ClaimJan 2024 · river or lake flooding
Claims by Event
  • Hurricane Sandy, Oct 2012 · 15 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

Wildfire risk around 259 Commack Rd is low, with a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 80% of the US · above 54% of New York
Wildfire Likelihood0.01% 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 550 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000

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