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539 Sweezy Ave, Riverhead, NY 11901 Property Records

Suffolk County and Riverhead Town property record for 539 Sweezy Ave, Riverhead, NY 11901

Property Summary

Property TypeSingle Family Home
Details4 bd · 1 ba · 1,387 sqft · built 1900
Lot Size0.14 acres (6,098 sqft)
OwnerIndividual Name on Record
Last Sale$76,000 (Aug 1993)
Tax Bill$6,275 (2024)
Deeds & MortgagesAug 2017 Loan Modification
Flood ZoneZone X (minimal risk)
APN473000 123.-2-40

Property Details

APN / Parcel Number

Primary APN473000 123.-2-40
Alternative APNs
  • 0600-123.00-02.00-040.000
  • 300012300000020400000000
  • 47300013265
  • 04

Interior

Bedrooms4 Beds
Full Baths1 Bath
Total Rooms7 Rooms
Stories2 Stories
Building Area1,387 sqft Living Area
Gross Area1,541 sqft
1st Floor Area859 sqft
2nd Floor Area528 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1900
Effective Year BuiltEffective 1900
Architectural StyleOld Style
Exterior MaterialComposition/Composite
Lot Area6,098 sqft (0.14 acres)
Lot Dimensions126 ft deep x 50 ft wide
View / LotCanal
Garage TypeDetached
Garage Area320 sqft
Parking Spaces1 Parking Space
PorchCovered Porch
Porch Area154 sqft

Utilities, Heating & Cooling

Heating SystemHVAC
Heating FuelOil
Water SourceCommercial

Location & Zoning

Account Number04
Street Address539 SWEEZY AVE
CityRIVERHEAD
StateNY
Zip11901-2942
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code03
Legal Description*817 &ELY 4 L 42 WM SWEEZEY MAP 2 LOT 35 466 0000 2
Legal SubdivisionSWEEZY MAP
Legal Block2
Legal Lot Number40
JurisdictionSUFFOLK NY
Township / Civil DivisionRIVERHEAD
Census Block Group1
Census Block1004
Census Tract169800

Owner

Source: Suffolk County and Riverhead 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 RecordIndividual Name on Record
Mailing Address539 SWEEZY AVE, RIVERHEAD, NY 11901-2942
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 23, 1993 · Amount on Record
Deed SaleAug 23, 1993 · Amount on Record
Deed Book / Page11641 / 89
Last Transfer DateApr 28, 2006
Transfer Doc0124520000000702
Record UpdatedSep 20, 2026

August 2017: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionSUFFOLK NY
Property Address539 SWEEZY AVE, RIVERHEAD, NY 11901-2942
Document Number0228700283
Book / Page022870 / 000283
Instrument DateAug 15, 2017
Transaction TypeMortgage
Record UpdatedJan 3, 2018

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 435 RIVERHEAD NY 119010301, RIVERHEAD, NY 11901-0301

Mortgage

Document Number0228700283
DateNov 2, 2017
Book Page022870/000283
Lender
NameDITECH FIN'L
AddressTEMPE, AZ 85284
Agreement
AmountAmount Recorded
Term480 Months
DueNov 1, 2057
Interest
Rate4.25%

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$31,000 (-) Land $5,400 Building $25,600$379,902 (+13.85%) Land $66,176 Building $313,725
2024$6,275.00
2023$31,000 Land $5,400 Building $25,600$333,692 Land $58,127 Building $275,565

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.

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 Policies1 in force
Nearby Flood Claims3 (1979–2008)
Claims Outside the SFHA3 of 3
Most Recent ClaimSep 2008 · rainfall accumulation

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 RiskLow
lower than 80% of the US · above 54% of New York
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation

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 SystemRIVERHEAD WATER DISTRICT
serves 35,000 people · EPA ID NY5103705
Water SourceGroundwater
Last State InspectionJul 2025
Lead2 ppb (2025–2027)
action level 15 ppb

Violations Reported to EPA

Water QualityNitrite
resolved · Jul 2023
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 212 locations within half a mile, as of December 31, 2025

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

May also be available: Verizon.

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