51 Grenville Ave, Patchogue, NY 11772 Property Records

Suffolk County and Brookhaven Town property record for 51 Grenville Ave, Patchogue, NY 11772

Property Summary

Property Type	Single Family Home
Details	2 bd · 2 ba · 824 sqft · built 1960
Lot Size	0.14 acres (6,101 sqft)
Owner	Individual Name on Record
Last Sale	$320,000 (Dec 2019)
Tax Bill	$10,234 (2024)
Deeds & Mortgages	Nov 2022 Refinance Dec 2019 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`0204-016.00-07.00-039.002`

Property Details

APN / Parcel Number

Primary APN	`0204-016.00-07.00-039.002`
Alternative APNs	`472207 016.00-07-039.002` `220701600000070390020000` `00002929250` `0002929250` `2929250`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	824 sqft Living Area
1st Floor Area	824 sqft

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1960
Architectural Style	Ranch
Exterior Material	Brick
Lot Area	6,101 sqft (0.14 acres)
View / Lot	Waterfront

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Account Number	2929250
Street Address	51 GRENVILLE AVE
City	PATCHOGUE
State	NY
Zip	11772-3528
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MRS KATE L GILBERT AMD 222 B1 1-S 9
Legal Subdivision	GILBERT KATE L AMENDED
Legal Block	6000
Legal Lot Number	700
Jurisdiction	SUFFOLK NY
Township / Civil Division	BROOKHAVEN
Census Block Group	2
Census Block	2007
Census Tract	159000

Owner

Source: Suffolk County and Brookhaven 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	51 GRENVILLE AVE, PATCHOGUE, NY 11772-3528
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 10, 2022	Deed of Trust, Mortgage · Stand-Alone Refinance TEACHERS FCU
Dec 23, 2019	Deed, Transfer
Aug 2, 2017	Grant Deed, Transfer · FHA Mortgage CONTOUR MTG

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 23, 2019 · Amount on Record
Deed Sale	Dec 23, 2019 · Amount on Record
Prior Sale	Aug 2, 2017 · Amount on Record
Deed Book / Page	13041 / 290
Prior Transfer Date	Apr 22, 1999
Prior Transfer Doc	1196000976
Record Updated	Sep 20, 2026

November 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SUFFOLK NY
Property Address	51 GRENVILLE AVE, PATCHOGUE, NY 11772-3528
Transaction Type	Mortgage
Record Updated	Dec 26, 2023
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0234600661
Date	Nov 10, 2022
Book Page	23460/661

Lender

Name	TEACHERS FCU
Type	Credit Union

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	109 Months
Due	Dec 1, 2031

December 2019: Deed, Transfer

Document Type	Deed
Jurisdiction	SUFFOLK NY
Recording Date	Dec 23, 2019
Property Address	51 GRENVILLE AVE, PATCHOGUE, NY 11772-3528
Document Number	0130410290
Book / Page	13041 / 290
Instrument Date	Nov 8, 2019
Transaction Type	Transfer
Record Updated	Aug 20, 2021

Transaction

Amount	Amount Recorded
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

August 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SUFFOLK NY
Recording Date	Aug 2, 2017
Property Address	51 GRENVILLE AVE, PATCHOGUE, NY 11772-3528
Document Number	0129220962
Book / Page	012922 / 000962
Instrument Date	Jul 20, 2017
Transaction Type	Transfer
Record Updated	Feb 8, 2018
Title Company	AMERICAN DREAM ABSTRACT

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$880.00
Amount Accuracy	Confirmed
Additional	Lis Pendens Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1 GLADYSZ WAY PORT JEFFERSON NY 117772263, PORT JEFFERSON, NY 11777-2263

Mortgage

Document Number	228380649
Date	Aug 2, 2017
Book Page	022838/000649

Lender

Name	CONTOUR MTG
Type	Mortgage Company
Address	GARDEN CITY, NY 11530

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Aug 1, 2047

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	New York
County	Suffolk County
County Subdivision	Brookhaven Town
Municipality	Patchogue Village
Unified School District	Patchogue-Medford Union Free School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$1,940 (-) Land $240 Building $1,700	$404,167 (+65%) Land $45,283 Building $320,755
2024	$10,234.00
2023		$1,940 Land $240 Building $1,700	$53,889 Land $6,667 Building $47,222

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 102 policies
Nearby Flood Policies	102 in force
Nearby Flood Claims	128 (1978–2024)
Claims Outside the SFHA	29 of 128
Most Recent Claim	Jan 2024 · tidal / storm surge
Claims by Event	Hurricane Sandy, Oct 2012 · 68 claims Hurricane Irene, Aug 2011 · 13 claims Severe Blizzard, Mar 1993 · 5 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	Not rated no burnable land within 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	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 380 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	980 / 880

May also be available: T-Mobile.

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