174 Sylvan Ave, Riverhead, NY 11901 Property Records

Suffolk County and Southampton Town property record for 174 Sylvan Ave, Riverhead, NY 11901

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,183 sqft · built 1991
Lot Size	0.26 acres (11,326 sqft)
Owner	Individual Name on Record
Last Sale	$580,000 (Sep 2023)
Tax Bill	$4,484 (2020)
Deeds & Mortgages	Sep 2023 Sale & Mortgage
Flood Zone	Zone AE (high risk)
APN	`0900-123.00-01.00-047.000`

Property Details

APN / Parcel Number

Primary APN	`0900-123.00-01.00-047.000`
Alternative APNs	`473689 123.000-0001-047.000` `368912300000010470000000` `473600252800`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Stories	1 Story
Building Area	1,183 sqft Living Area
1st Floor Area	1,183 sqft

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Architectural Style	Mobile Home
Exterior Material	Composition/Composite
Foundation Type	No Foundation
Lot Area	11,326 sqft (0.26 acres)
View / Lot	Below Average
Garage Type	Detached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil
Sewer	Connected

Location & Zoning

Street Address	174 SYLVAN AVE
City	RIVERHEAD
State	NY
Zip	11901-4326
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10
Legal Description	N-PACK E-RAPPORT S-MAP 1564 W-SYLVAN AVE
Legal Subdivision	SUBDIVISION MAP BAY VIEW ACRES SECTION 2
Legal Block	1
Legal Lot Number	47
Jurisdiction	SUFFOLK NY
Township / Civil Division	SOUTHAMPTON
Census Block Group	2
Census Block	2011
Census Tract	190405

Owner

Source: Suffolk County and Southampton 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	Individual Name on Record
Mailing Address	1795 OSBORN AVE, 65, RIVERHEAD, NY 11901-5234
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 28, 2023 · Amount on Record
Deed Sale	Sep 28, 2023 · Amount on Record
Prior Sale	May 20, 2004 · Amount on Record
Deed Book / Page	13220 / 306
Prior Transfer Date	Sep 11, 2009
Prior Transfer Doc	0126030770
Record Updated	Sep 20, 2026

September 2023: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Sep 28, 2023
Property Address	174 SYLVAN AVE, FLANDERS, NY 11901-4326
Document Number	0132200306
Book / Page	13220 / 306
Instrument Date	Aug 8, 2023
Transaction Type	Transfer
Record Updated	Mar 12, 2024

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1795 OSBORN AVE UNIT 65, 65, RIVERHEAD, NY 11901-5234

Mortgage

Document Number	0023539509
Date	Sep 28, 2023
Instrument	23539/509

Lender

Name	EAST COAST CAPITAL CORP

Agreement

Type	FHA Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Southampton Town
Unified School District	Riverhead Central School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$269,700 (-) Land $133,800 Building $135,900
2024			$428,095 (+10.32%) Land $212,381 Building $215,714
2023		$269,700 Land $133,800 Building $135,900	$388,058 Land $192,518 Building $195,540
2020	$4,484.00

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 Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	6.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 70 policies
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	70 in force
Nearby Flood Claims	11 (1992–2018)
Claims Outside the SFHA	1 of 11
Most Recent Claim	Mar 2018 · other causes
Claims by Event	Hurricane Sandy, Oct 2012 · 6 claims Severe Storms And Flooding, Mar 2010 · 2 claims

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	0.02% annual chance
Exposure	Direct 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 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 204 locations within half a mile, as of December 31, 2025

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