640 Dune Rd, Westhampton, NY 11977 Property Records

Suffolk County and Southampton Town property record for 640 Dune Rd, Westhampton, NY 11977 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2 Baths
Architecture StyleMobile Home
Year BuiltBuilt 2017
Square Footage2,300 sqft Living Area
Lot Size18,731 sqft (0.43 acres)
OccupancyOwner Occupied
Last Sale$1,475,000 (2004)

Property Details

APN / Parcel Number

Primary APN0900-391.00-01.00-027.002
Alternative APNs
  • 473689 391.000-0001-027.002
  • 368939100000010270020000
  • 473600519040

Interior

Bedrooms4 Beds
Full Baths2 Baths
Building Area2,300 sqft Living Area
1st Floor2,300 sqft 1st Floor
Stories1 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 2017
Effective Year BuiltEffective 2017
Architectural StyleMobile Home Style
Exterior MaterialWood Exterior
Lot Area18,731 sqft (0.43 acres)
Porch1 Porch
Porch Area1,471 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemHVAC Heating
SewageSewage Connected
Water SourceCommercial Water Source

Location & Zoning

Street Address640 DUNE RD
CityWESTHAMPTON
StateNY
Zip11977
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal Description1988 LD EQ + 2100
Legal SubdivisionGUNNING POINT BEACH
Legal Block1
Legal Lot Number27
JurisdictionSUFFOLK NY
Minor Civil DivisionSOUTHAMPTON
Census Blockgroup1
Census Block1007
Census Tract190504

Owner

Source: Suffolk County and Southampton Town records · APN 0900-391.00-01.00-027.002

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 Record2 Individual Names on File
Mailing Address640 DUNE RD, WESTHAMPTON, NY 11977
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleSep 27, 2004 · Amount on Record
Deed SaleSep 27, 2004 · Amount on Record
Deed Book / Page12348 / 742
Last Transfer DateAug 10, 2006
Transfer Doc0124700000000502
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionSouthampton Town
Unified School DistrictRemsenburg-Speonk 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$1,591,100 (-) Land $1,148,500 Building $442,600
2024$2,525,556 (+10.32%) Land $1,823,016 Building $702,540
2023$1,591,100 Land $1,148,500 Building $442,600$2,289,353 Land $1,652,518 Building $636,835
2020$12,073.00

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 AE
Flood HazardHigh
100-Year FloodplainYes
1% annual chance
Special Flood Hazard AreaYes
Flood Insurance RequirementRequired (federally backed mortgages)
FloodwayNo
Base Flood Elevation7.0 ft

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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