573 Split Rock Rd, Syosset, NY 11791 Property Records

Nassau County and Oyster Bay Town property record for 573 Split Rock Rd, Syosset, NY 11791 · Last verified June 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bathrooms	3.5 Baths
Year Built	Built 1951
Square Footage	5,951 sqft Living Area
Lot Size	2.53 acres
Garage	Attached, 833 sqft
Occupancy	Owner Occupied
Last Sale	$950,000 (2007)
Tax Bill	$35,840.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`25-058-00-0005-A`
Alternative APNs	`2489-25-058-00-0005-A` `25058000005A00000000` `282489 25.-58-5.A` `25058 0005A`

Interior

Full Baths	3.5 Baths
Partial Baths	1 Partial Baths
Plumbing Fixtures	4 Plumbing Fixtures
Total Rooms	10 Rooms
Building Area	5,951 sqft Living Area
Gross Area	6,784 sqft Gross Area
1st Floor	1,766 sqft 1st Floor
Stories	2 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Architectural Style	Colonial Style
Exterior Material	Aluminum/Vinyl Exterior
Lot Area	110,207 sqft
Depth X Width	243 ft x 147 ft Depth x Width
Parking Spaces	3 Parking Spaces
Garage Type	Attached Garage
Garage Area	833 sqft Garage

Exterior Amenities

Pool Area	648 sqft Pool
Balcony Area	116 sqft Balcony
Deck Area	113 sqft Deck
Patio Area	113 sqft Patio
Porch Area	1,384 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating
Heating Fuel	Oil Heating Fuel
Sewage	Municipal Sewage
Water Source	Commercial Water Source

Location & Zoning

Account Number	25058 0005A
Street Address	573 SPLIT ROCK RD
City	SYOSSET
State	NY
Zip	11791-1514
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	5A,5B,6A,6B
Legal Block	58
Legal Lot Number	5
Jurisdiction	NASSAU NY
Minor Civil Division	OYSTER BAY
Census Blockgroup	3
Census Block	3007
Census Tract	518300

Owner

Source: Nassau County and Oyster Bay Town records · APN 25-058-00-0005-A

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 Record	2 Individual Names on File
Mailing Address	573 SPLIT ROCK RD, SYOSSET, NY 11791-1514
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 06, 2007 · Amount on Record
Deed Sale	Apr 06, 2007 · Amount on Record
Deed Book / Page	12252 / 646
Record Refreshed	Sep 20, 2026

October 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NASSAU NY
Property Address	573 SPLIT ROCK RD, SYOSSET, NY 11791-1514
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0431180573
Date	Oct 24, 2018
Book Page	43118/573
Instrument	2018-095006

Lender

Name	JP MORGAN CHASE BANK
Type	Bank

Agreement

Type	Adjustable Rate Mortgage (ARM)
Amount	Amount Recorded
Term	360 Months
Due	Nov 01, 2048

Interest

Rate Type	Adjustable Rate
Adjustable	Document includes a rider for adjustable-rate mortgage with a specific rate change date.
Type Change Date	Nov 01, 2025
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	8.63%
Index	1-Year LIBOR

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Nassau County
County Subdivision	Oyster Bay Town
Unified School District	Oyster Bay-East Norwich 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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,881 (-6.79%) Land $962 Building $919	$2,018,000 (-)
2025	$35,840.00 (-2.24%)
2023	$36,660.00 Homeowner's exemption	$2,018 Land $962 Building $1,056	$2,018,000

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 Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.