20 Donna Ln, Commack, NY 11725 Property Records

Suffolk County and Smithtown Town property record for 20 Donna Ln, Commack, NY 11725

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 3,134 sqft · built 1963
Lot Size0.31 acres (13,504 sqft)
Owner2 Individual Names on Record
Tax Bill$19,065 (2024)
Flood ZoneZone X (minimal risk)
APN473489 178.-2-37

Property Details

APN / Parcel Number

Primary APN473489 178.-2-37
Alternative APNs
  • 0800-178.00-02.00-037.000
  • 348917800000020370000000
  • 47340040386

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Stories2 Stories
Building Area3,134 sqft Living Area
1st Floor Area1,177 sqft
2nd Floor Area1,957 sqft

Exterior

Year BuiltBuilt 1963
Effective Year BuiltEffective 2012
Architectural StyleRaised Ranch
Exterior MaterialAluminum/Vinyl
Lot Area13,504 sqft (0.31 acres)

Exterior Amenities

Pool Area960 sqft
PorchOpen Porch
Shed1 Shed
Shed Area152 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHVAC
Heating FuelGas

Location & Zoning

Street Address20 DONNA LN
CityCOMMACK
StateNY
Zip11725-5205
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Description21-857201 TC-52 *3543 LOT 402 VALMONT VILLAGE SEC 8
Legal Block2
Legal Lot Number37
JurisdictionSUFFOLK NY
Township / Civil DivisionSMITHTOWN
Census Block Group3
Census Block3018
Census Tract135205

Owner

Source: Suffolk County and Smithtown 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 Record2 Individual Names on Record
Mailing Address20 DONNA LN, COMMACK, NY 11725-5205
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionSmithtown Town
Unified School DistrictCommack Union Free School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$7,178 (-) Land $340 Building $6,838$897,250 (+10,774.44%) Land $42,500 Building $854,750
2024$19,065.00
2023$7,178 Land $340 Building $6,838$8,251 Land $391 Building $7,860

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 Policies3 in force
Nearby Flood Claims5 (1979–2024)
Claims Outside the SFHA3 of 5
Most Recent ClaimAug 2024 · Severe Storm And Flooding

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 RiskNot rated
no burnable land within 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 262 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber
980 / 880
T-Mobile
Fixed Wireless
100 / 20

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