12 McDermott Ave, Riverhead, NY 11901 Property Records

Suffolk County and Riverhead Town property record for 12 McDermott Ave, Riverhead, NY 11901

Property Summary

Property Type	Commercial
Details	3 bd · 1 ba · 1,849 sqft · built 1939
Lot Size	0.12 acres (5,227 sqft)
Owner	Company Name on File
Last Sale	$240,000 (Jun 2003)
Tax Bill	$6,325 (2024)
Deeds & Mortgages	Dec 2018 Sale
Flood Zone	Zone X (moderate risk)
APN	`473000 129.-4-5.2`

Property Details

APN / Parcel Number

Primary APN	`473000 129.-4-5.2`
Alternative APNs	`0600-129.00-04.00-005.002` `300012900000040050020000` `47300014470` `09`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Stories	2 Stories
Building Area	1,849 sqft Gross Area
Basement Area	572 sqft

Exterior

Year Built	Built 1939
Effective Year Built	Effective 1939
Architectural Style	Townhouse
Exterior Material	Wood
Lot Area	5,227 sqft (0.12 acres)
Lot Width	81.2 ft Width
View / Lot	Canal
Porch	Covered Porch
Porch Area	325 sqft

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	09
Street Address	12 MCDERMOTT AVE
City	RIVERHEAD
State	NY
Zip	11901-2402
Property Category	Commercial
Property Type	Commercial > Retail
Local Zoning Code	8
Legal Description	NX HUBBRD &OR EX OSIAS SXZUBINA WX MCDERMOTT AVE 368 0000 1
Legal Block	4
Legal Lot Number	5
Jurisdiction	SUFFOLK NY
Township / Civil Division	RIVERHEAD
Census Block Group	4
Census Block	4027
Census Tract	169800

Owner

Source: Suffolk County and Riverhead Town records · APN 473000 129.-4-5.2

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	220 ROANOKE AVE, RIVERHEAD, NY 11901-2755
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jun 20, 2003 · Amount on Record
Deed Sale	Jun 20, 2003 · Amount on Record
Prior Sale	Jun 12, 2000 · Amount on Record
Deed Book / Page	12257 / 160
Record Updated	Sep 20, 2026

December 2018: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	SUFFOLK NY
Recording Date	Dec 14, 2018
Property Address	12 MCDERMOTT AVE, RIVERHEAD, NY 11901-2402
Document Number	0129920920
Book / Page	012992 / 000920
Instrument Date	Jan 12, 2018
Transaction Type	Transfer
Record Updated	Jan 17, 2019

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	220 ROANOKE AVE RIVERHEAD NY 119012755, RIVERHEAD, NY 11901-2755

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		$24,300 (-) Land $5,500 Building $18,800	$297,794 (+13.85%) Land $67,402 Building $230,392
2024	$6,325.00
2023		$24,300 Land $5,500 Building $18,800	$261,571 Land $59,203 Building $202,368

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 22 policies
Nearby Flood Policies	22 in force
Nearby Flood Claims	46 (1978–2020)
Claims Outside the SFHA	21 of 46
Most Recent Claim	Apr 2020 · other causes
Claims by Event	Hurricane Sandy, Oct 2012 · 15 claims Coastal Storm, High Tides, Heavy Rain, & Flooding, Dec 1992 · 8 claims Coastal Storms & Flooding, Mar 1984 · 7 claims

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 as of December 31, 2025 · Last verified October 2026

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

Based on FCC filings for 224 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of 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.