237 Hamilton Ave, Riverhead, NY 11901 Property Records

Suffolk County and Riverhead Town property record for 237 Hamilton Ave, Riverhead, NY 11901

Property Summary

Property Type	Duplex
Details	5 bd · 2.5 ba · 1,389 sqft · built 1940
Lot Size	0.1 acres (4,356 sqft)
Owner	Company Name on File
Last Sale	$425,000 (Oct 2023)
Tax Bill	$8,472 (2024)
Flood Zone	Zone X (minimal risk)
APN	`473000 124.-2-59.4`

Property Details

APN / Parcel Number

Primary APN	`473000 124.-2-59.4`
Alternative APNs	`0600-124.00-02.00-059.004` `300012400000020590040000` `47300013488` `04`

Interior

Bedrooms	5 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Units	2 Units
Stories	2 Stories
Building Area	1,389 sqft Living Area
1st Floor Area	947 sqft
2nd Floor Area	442 sqft

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1940
Architectural Style	Old Style
Exterior Material	Wood
Lot Area	4,356 sqft (0.1 acres)
Lot Dimensions	60 ft deep x 51 ft wide
View / Lot	Bay
Patio Area	175 sqft

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	04
Street Address	237 HAMILTON AVE
City	RIVERHEAD
State	NY
Zip	11901-3050
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	10
Legal Description	MINOR X MUNZEL LOT 2 2/88 0000 1 0000 3
Legal Block	2
Legal Lot Number	59
Jurisdiction	SUFFOLK NY
Township / Civil Division	RIVERHEAD
Census Block Group	1
Census Block	1012
Census Tract	169800

Owner

Source: Suffolk County and Riverhead Town records · APN 473000 124.-2-59.4

Assessment roll updated August 11, 2026 · Last verified August 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	140 UNQUA RD, MASSAPEQUA, NY 11758-7519
Owner Type	Company
Vesting	Corporation

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Oct 12, 2023 · Amount on Record
Deed Sale	Oct 12, 2023 · Amount on Record
Prior Sale	Dec 13, 1993 · Amount on Record
Deed Book / Page	13222 / 81
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Suffolk County and Riverhead Town records · Assessment roll updated August 11, 2026 · Last verified August 2026

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Riverhead Town
Unified School District	Riverhead 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
2025		$38,000 (-) Land $8,200 Building $29,800	$465,686 (+13.85%) Land $100,490 Building $365,196
2024	$8,472.00
2023		$38,000 Land $8,200 Building $29,800	$409,042 Land $88,267 Building $320,775

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Suffolk County (36103C), updated September 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 361031698001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	3 (1979–2008)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Sep 2008 · rainfall accumulation

Wildfire

Wildfire Risk	Low lower than 80% of the US · above 54% of New York
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 171 locations within half a mile · Last verified October 2026

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

May also be available: T-Mobile USA.

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	RIVERHEAD WATER DISTRICT serves 35,000 people
Water Source	Groundwater
Last State Inspection	Jul 2025
Lead	2 ppb (2025–2027) action level 15 ppb

Violations Reported to EPA

Water Quality	Nitrite resolved · Jul 2023
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.