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491 Split Rock Rd, Syosset, NY 11791 Property Records

Nassau County and Oyster Bay Town property record for 491 Split Rock Rd, Syosset, NY 11791 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bathrooms2 Baths
Year BuiltBuilt 1922
Square Footage2,880 sqft Living Area
Lot Size2.03 acres
GarageDetached, 572 sqft
OccupancyOwner Occupied
Last Sale$750,000 (2001)
Tax Bill$25,425.00 (2025)

Property Details

APN / Parcel Number

Primary APN25-058-00-0027
Alternative APNs
  • 2489-25-058-00-0027-0
  • 25058000027000000000
  • 282489 25.-58-27
  • 25058 00270

Interior

Full Baths2 Baths
Total Rooms6 Rooms
Building Area2,880 sqft Living Area
Gross Area3,140 sqft Gross Area
1st Floor660 sqft 1st Floor
Basement Area260 sqft Basement
Stories2 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1922
Effective Year BuiltEffective 1922
Architectural StyleColonial Style
Exterior MaterialBrick Exterior
Roof MaterialSlate Roof
Lot Area88,427 sqft
Parking Spaces2 Parking Spaces
Garage TypeDetached Garage
Garage Area572 sqft Garage
Porch Area32 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating
Heating FuelOil Heating Fuel
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Account Number25058 00270
Street Address491 SPLIT ROCK RD
CitySYOSSET
StateNY
Zip11791-1509
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTOWN #3 SCH DIST 012
Legal Block58
Legal Lot Number27-28
JurisdictionNASSAU NY
Minor Civil DivisionOYSTER BAY
Census Blockgroup3
Census Block3006
Census Tract518300

Owner

Source: Nassau County and Oyster Bay Town records · APN 25-058-00-0027

Assessment roll updated June 17, 2026 · Last verified June 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 Address491 SPLIT ROCK RD, SYOSSET, NY 11791-1509
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Aug 27, 2020Intrafamily Transfer, Transfer
AMTRUST TITLE INS CO
Jul 02, 2020Quit Claim Deed, Transfer
NOT AVAILABLE
Feb 23, 2017Deed of Trust, Mortgage · Conventional Mortgage
BANK OF AMERICA

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleAug 10, 2001 · Amount on Record
Deed SaleAug 10, 2001 · Amount on Record
Deed Book / Page11365 / 305
Last Transfer DateAug 06, 2020
Transfer Doc0139680265
Record RefreshedSep 20, 2026

August 2020: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionNASSAU NY
Recording DateAug 27, 2020
Property Address491 SPLIT ROCK RD, SYOSSET, NY 11791-1509
Document Number0139680265
Book / Page13968 / 265
Instrument DateAug 06, 2020
Instrument2020-077909
Transaction TypeTransfer
Record UpdatedMay 14, 2021
Title CompanyAMTRUST TITLE INS CO

Transaction

Tax$0.00
Amount AccuracyZero or No Consideration Stated
Additional
  • Interfamily Transfer
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address491 SPLIT ROCK RD, SYOSSET, NY 11791-1509

July 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionNASSAU NY
Recording DateJul 02, 2020
Property Address491 SPLIT ROCK RD, SYOSSET, NY 11791-1509
Document Number0139480039
Book / Page013948 / 000039
Instrument DateSep 16, 2019
Instrument56135
Transaction TypeTransfer
Record UpdatedAug 17, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address491 SPLIT ROCK RD SYOSSET NY 117911509, SYOSSET, NY 11791-1509

February 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNASSAU NY
Property Address491 SPLIT ROCK RD, SYOSSET, NY 11791-1509
Document Number0419900677
Book / Page041990 / 000677
Instrument DateFeb 23, 2017
Transaction TypeMortgage
Record UpdatedApr 12, 2017
Title CompanyATTORNEY ONLY

Transferred To (Grantee/Buyer)

NameVerified Name
Address491 SPLIT ROCK RD SYOSSET NY 117911509, SYOSSET, NY 11791-1509

Mortgage

Document Number0419900677
DateMar 20, 2017
Book Page041990/000677
Instrument27576
Lender
NameBANK OF AMERICA
TypeBank
AddressCHARLOTTE, NC 28255
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueMar 19, 2047

Tax Assessment & Valuation

Source: Nassau County and Oyster Bay Town records · Assessment roll updated June 17, 2026 · Last verified June 2026

Property Jurisdictions

TypeName
StateNew York
CountyNassau County
County SubdivisionOyster Bay Town
Unified School DistrictSyosset 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
2026$776 (-2.14%) Land $679 Building $97$776,000 (-2.14%)
2025$25,425.00 (-7%)$793 (-20.38%) Land $694 Building $99$793,000 (-20.38%)
2023$27,340.00 Homeowner's exemption$996 Land $872 Building $124$996,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Nassau County (36059C), updated April 5, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

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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