20 Gedney Ave, Smithtown, NY 11787 Property Records

Suffolk County and Smithtown Town property record for 20 Gedney Ave, Smithtown, NY 11787

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,260 sqft · built 1956
Lot Size0.26 acres (11,326 sqft)
Owner2 Individual Names on File
Last Sale$166,500 (Aug 1993)
Tax Bill$10,903 (2024)
Deeds & MortgagesJul 2026 Sale
Flood ZoneZone X (minimal risk)
APN473489 133.-1-48

Property Details

APN / Parcel Number

Primary APN473489 133.-1-48
Alternative APNs
  • 0800-133.00-01.00-048.000
  • 348913300000010480000000
  • 47340031308

Interior

Bedrooms3 Beds
Full Baths2 Baths
Stories1 Story
Building Area1,260 sqft Living Area
1st Floor Area1,260 sqft

Exterior

Year BuiltBuilt 1956
Effective Year BuiltEffective 1956
Architectural StyleRanch
Exterior MaterialComposition/Composite
Lot Area11,326 sqft (0.26 acres)
View / LotSuburban

Utilities, Heating & Cooling

Heating SystemHot Water
Heating FuelOil
SewerConnected
Water SourceCommercial

Location & Zoning

Street Address20 GEDNEY AVE
CitySMITHTOWN
StateNY
Zip11787-4809
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Description13-514326 TC-70 *2400 LOT 37 MOUNT PLEASANT MANOR SEC
Legal SubdivisionMAP MOUNT PLEASANT MANOR SECTION 3
Legal Block1
Legal Lot Number48
JurisdictionSUFFOLK NY
Township / Civil DivisionSMITHTOWN
Census Block Group1
Census Block1010
Census Tract135303

Owner

20 Gedney Ave is owned and occupied by two individuals who acquired it in September 1997.

Source: Suffolk County and Smithtown Town records, as of August 26, 2026

Owner of Record2 Individual Names on File
Mailing Address20 GEDNEY AVE, SMITHTOWN, NY 11787-4809
OccupancyOwner Occupied
Owner TypeIndividual
VestingHusband and Wife

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 SaleAug 19, 1993 · Amount on File
Deed SaleAug 19, 1993 · Amount on File
Deed Document Number1993
Deed Book / Page11640 / 775
Last Transfer DateSep 24, 1997
Transfer Doc1185000485
Record UpdatedOct 29, 2026

July 2026: Deed, Transfer

Document TypeDeed
JurisdictionSUFFOLK NY
Recording DateJul 16, 2026
Property Address20 GEDNEY AVE, SMITHTOWN, NY 11787-4809
Document Number1334000106
Book / Page13343 / 106
Instrument DateApr 24, 2026
Transaction TypeTransfer
Record UpdatedSep 9, 2026

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address20 GEDNEY AVE, SMITHTOWN, NY 11787-4809

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 DistrictSmithtown Central School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$4,530 Land $275 Building $4,255$566,250 Land $34,375 Building $531,875
2024$10,903.00
2023$4,530 Land $275 Building $4,255$5,207 Land $316 Building $4,891

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 20 Gedney Ave in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1979.

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 Claims5 (1979–2010)
Claims Outside the SFHA4 of 5
Most Recent ClaimMar 2010 · Severe Storms And Flooding
Claims by Event
  • Severe Storms And Flooding, Mar 2010 · 2 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 20 Gedney Ave 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 303 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Optimum
Fiber · Cable
8,000 / 8,000
Verizon
Fiber
2,300 / 2,300

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