Suffolk County and Brookhaven Town property record for 31 Grenville Ave, Patchogue, NY 11772
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,039 sqft · built 1949 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $147,500 (Jan 2003) |
| Tax Bill | $9,904 (2024) |
| Deeds & Mortgages | Nov 2016 Loan Modification |
| Flood Zone | Zone X (minimal risk) |
| APN | 0204-016.00-07.00-033.000 |
| Primary APN | 0204-016.00-07.00-033.000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,039 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 7,405 sqft (0.17 acres) |
| View / Lot | Waterfront |
| Heating System | Radiant |
|---|
| Account Number | 2929500 |
|---|---|
| Street Address | 31 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 25 |
| 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 |
31 Grenville Ave is owned and occupied by two individuals who bought it in January 2003.
Source: Suffolk County and Brookhaven Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 31 GRENVILLE AVE, PATCHOGUE, NY 11772-3528 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 2, 2003 · Amount on File |
| Deed Sale | Jan 2, 2003 · Amount on File |
| Deed Book / Page | 12228 / 202 |
| Record Updated | Sep 20, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 31 GRENVILLE AVE, PATCHOGUE, NY 11772-3528 |
| Document Number | 0228030127 |
| Book / Page | 022803 / 000127 |
| Instrument Date | Nov 1, 2016 |
| Transaction Type | Mortgage |
| Record Updated | Jan 3, 2018 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|---|
| Address | 31 GRENVILLE AVE PATCHOGUE NY 117723528, PATCHOGUE, NY 11772-3528 |
| Document Number | 0228030127 |
|---|---|
| Date | Mar 29, 2017 |
| Book Page | 022803/000127 |
| Name | JP MORGAN CHASE BK |
|---|---|
| Type | Bank |
| Address | MONROE, LA 71203-4774 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 468 Months |
| Due | Mar 28, 2056 |
| Rate | 3.62% |
|---|
Source: Suffolk County and Brookhaven Town assessment roll, as of August 11, 2026
| 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,125 Land $400 Building $1,725 | $442,708 Land $75,472 Building $325,472 | |
| 2024 | $9,904.00 | ||
| 2023 | $2,125 Land $400 Building $1,725 | $59,028 Land $11,111 Building $47,917 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place 31 Grenville Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 File 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 |
|
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.
The area around 31 Grenville Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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.
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 |
| 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.
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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