643 Commack Rd, Commack, NY 11725 Property Records

Suffolk County and Smithtown Town property record for 643 Commack Rd, Commack, NY 11725 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1957
Square Footage1,416 sqft Living Area
Lot Size10,890 sqft (0.25 acres)
GarageAttached, 762 sqft
OccupancyOwner Occupied
Tax Bill$12,710.00 (2024)

Property Details

APN / Parcel Number

Primary APN473489 173.-3-2
Alternative APNs
  • 0800-173.00-03.00-002.000
  • 348917300000030020000000
  • 47340039782

Interior

Bedrooms3 Beds
Full Baths2 Baths
Building Area1,416 sqft Living Area
Gross Area2,178 sqft Gross Area
1st Floor888 sqft 1st Floor
2nd Floor528 sqft 2nd Floor
Stories2 Stories

Exterior

Year BuiltBuilt 1957
Effective Year BuiltEffective 1957
Architectural StyleColonial Style
Exterior MaterialComposition/Composite Exterior
Lot Area10,890 sqft (0.25 acres)
Parking Spaces3 Parking Spaces
Garage TypeAttached Garage
Garage Area762 sqft Garage
ViewSuburban View

Utilities and HVAC

Heating SystemHot Water Heating
Heating FuelOil Heating Fuel
SewageSewage Connected
Water SourceCommercial Water Source

Location & Zoning

Street Address643 COMMACK RD
CityCOMMACK
StateNY
Zip11725-5403
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal Description5-187051 TC-52 *661 LOTS 663-666 INCBRENTWOOD MANOR
Legal Block3
Legal Lot Number2
JurisdictionSUFFOLK NY
Minor Civil DivisionSMITHTOWN
Census Blockgroup2
Census Block2032
Census Tract135205

Owner

Source: Suffolk County and Smithtown Town records · APN 473489 173.-3-2

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 Address643 COMMACK RD, COMMACK, NY 11725-5403
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last Transfer DateFeb 22, 2013
Transfer Doc0127290616
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionSmithtown Town
Unified School DistrictCommack 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$4,585 (-) Land $250 Building $4,335$573,125 (+10,775.24%) Land $31,250 Building $541,875
2024$12,710.00
2023$4,585 Land $250 Building $4,335$5,270 Land $287 Building $4,983

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.

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