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843 Mill Rd, Riverhead, NY 11901 Property Records

Suffolk County and Riverhead Town property record for 843 Mill Rd, Riverhead, NY 11901 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,841 sqft · built 2000
Lot Size1.3 acres (56,628 sqft)
OwnerIndividual Name on File
Last Sale$319,000 (Jul 2014)
Tax Bill$9,832 (2024)
Deeds & MortgagesJul 2023 Line of Credit
Flood ZoneZone X (minimal risk)
APN473000 81.-1-15.2

Property Details

APN / Parcel Number

Primary APN473000 81.-1-15.2
Alternative APNs
  • 0600-081.00-01.00-015.002
  • 300008100000010150020000
  • 4730007940
  • 17

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,841 sqft Living Area
Gross Area2,081 sqft
1st Floor Area1,235 sqft
Upper Floors Area606 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2000
Effective Year BuiltEffective 2000
Architectural StyleCape Cod
Exterior MaterialAluminum/Vinyl
Lot Area56,628 sqft
Garage TypeAttached
Garage Area240 sqft
Parking Spaces1 Parking Space
PorchOpen Porch
Porch Area21 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemHot Water
Heating FuelOil

Location & Zoning

Account Number17
Street Address843 MILL RD
CityRIVERHEAD
StateNY
Zip11901-5245
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionMINOR X A JOACHIM J NAPOLITANO & R ROMANO #10716 11/28/01 LOT 2
Legal SubdivisionMINOR SUBDIVISION ALEXANDER JOACHIM
Legal Block1
Legal Lot Number15
JurisdictionSUFFOLK NY
Township / Civil DivisionRIVERHEAD
Census Block Group3
Census Block3007
Census Tract169706

Owner

Source: Suffolk County and Riverhead Town records · APN 473000 81.-1-15.2

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 Address843 MILL RD, RIVERHEAD, NY 11901-5245
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJul 30, 2014 · Amount on Record
Deed SaleJul 30, 2014 · Amount on Record
Prior SaleJun 18, 2003 · Amount on Record
Deed Book / PageD00012782 / 966
Record UpdatedSep 20, 2026

July 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSUFFOLK NY
Property Address843 MILL RD, RIVERHEAD, NY 11901-5245
Transaction TypeMortgage
Record UpdatedFeb 27, 2024

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0235190488
DateJul 12, 2023
Book Page23519/488
Lender
NamePALMACH DEVELOPMENT CORPORATION
Agreement
TypeLine of Credit
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateNew York
CountySuffolk County
County SubdivisionRiverhead Town
Unified School DistrictRiverhead Central School District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$46,800 (-) Land $13,600 Building $33,200$573,529 (+13.85%) Land $166,667 Building $406,863
2024$9,832.00
2023$46,800 Land $13,600 Building $33,200$503,768 Land $146,394 Building $357,374

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031697063, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Nearby Flood Policies7 in force

Wildfire

Wildfire RiskLow
above 5% of the US · above 7% of New York
Wildfire LikelihoodAbout 1 in 10,000 per year
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 186 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
Optimum CommunicationsCable940 / 35
StarlinkSatellite (low-earth orbit)280 / 30

May also be available at this address: Optimum Communications. Availability varies by address; speeds are provider-advertised maximums, not measured.

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