1850 Osborn Ave, Riverhead, NY 11901 Property Records

Suffolk County and Riverhead Town property record for 1850 Osborn Ave, Riverhead, NY 11901

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,440 sqft · built 1999
Lot Size	1.26 acres (55,321 sqft)
Owner	Individual Name on Record
Tax Bill	$10,182 (2024)
Flood Zone	Zone X (minimal risk)
APN	`473000 80.-3-2`

Property Details

APN / Parcel Number

Primary APN	`473000 80.-3-2`
Alternative APNs	`0600-080.00-03.00-002.000` `300008000000030020000000` `4730007913` `17`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,440 sqft Living Area
Gross Area	2,336 sqft
1st Floor Area	1,440 sqft

Exterior

Year Built	Built 1999
Effective Year Built	Effective 1999
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Lot Area	55,321 sqft
Lot Width	150 ft Width
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Enclosed Porch
Porch Area	1,096 sqft

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Account Number	17
Street Address	1850 OSBORN AVE
City	RIVERHEAD
State	NY
Zip	11901-5208
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	APZ
Legal Description	LT 2 B ARTHUR THURM A 382
Legal Block	3
Legal Lot Number	2
Jurisdiction	SUFFOLK NY
Township / Civil Division	RIVERHEAD
Census Block Group	3
Census Block	3002
Census Tract	169705

Owner

Source: Suffolk County and Riverhead Town records, as of August 11, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Individual Name on Record
Mailing Address	1850 OSBORN AVE, RIVERHEAD, NY 11901-5208
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Nov 20, 2008
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$52,900 (-) Land $8,000 Building $44,900	$648,284 (+13.85%) Land $98,039 Building $550,245
2024	$10,182.00
2023		$52,900 Land $8,000 Building $44,900	$569,429 Land $86,114 Building $483,315

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 18, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 96% of the US · lower than 95% of New York
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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	RIVERHEAD WATER DISTRICT serves 35,000 people · EPA ID NY5103705
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, 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 186 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Cable · Fiber in parts of the area	940 / 35