4 Sylvan Rd, Smithtown, NY 11787 Property Records

Suffolk County and Smithtown Town property record for 4 Sylvan Rd, Smithtown, NY 11787

Property Summary

Property Type	Single Family Home
Lot Size	0.25 acres (10,890 sqft)
Owner	2 Individual Names on Record
Last Sale	$160,000 (Mar 1999)
Tax Bill	$8,593 (2024)
Flood Zone	Zone X (minimal risk)
APN	`473489 157.-1-58`

Property Details

APN / Parcel Number

Primary APN	`473489 157.-1-58`
Alternative APNs	`0800-157.00-01.00-058.000` `348915700000010580000000` `47340036446`

Exterior

Lot Area	10,890 sqft (0.25 acres)

Location & Zoning

Street Address	4 SYLVAN RD
City	SMITHTOWN
State	NY
Zip	11787-4927
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	22-879926 TC-56 *2594 LOT 33 WOODHAVEN EST SEC 1
Legal Subdivision	MAP WOODHAVEN ESTATES SECTION #1
Legal Block	1
Legal Lot Number	58
Jurisdiction	SUFFOLK NY
Township / Civil Division	SMITHTOWN
Census Block Group	3
Census Block	3010
Census Tract	135303

Owner

Source: Suffolk County and Smithtown 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 Record	2 Individual Names on Record
Mailing Address	4 SYLVAN RD, SMITHTOWN, NY 11787-4927
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 8, 1999 · Amount on Record
Deed Sale	Mar 8, 1999 · Amount on Record
Prior Sale	Feb 9, 1999 · Amount on Record
Deed Book / Page	11949 / 792
Prior Transfer Date	Jan 9, 1999
Prior Transfer Doc	1194000495
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Smithtown Town
Unified School District	Hauppauge Union Free School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$4,630 (-) Land $260 Building $4,370	$578,750 (+10,774.67%) Land $32,500 Building $546,250
2024	$8,593.00
2023		$4,630 Land $260 Building $4,370	$5,322 Land $299 Building $5,023

Assessed value is set for property tax purposes, not a market price estimate; it is 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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	3 in force

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 Risk	Low lower than 80% of the US · above 54% of New York
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 System	SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people · EPA ID NY5110526
Water Source	Groundwater
Last State Inspection	Jan 2024
Lead	1 ppb (2025–2027) action level 15 ppb

Violations Reported to EPA

Water Quality	Asbestos resolved · Jul 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 272 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
T-Mobile Fixed Wireless	100 / 20