Suffolk County and Islip Town property record for 31 Walnut St, Central Islip, NY 11722
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $375,000 (Feb 2006) |
| Tax Bill | $9,711 (2024) |
| Deeds & Mortgages | Nov 2017 Loan Modification |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 164.-2-39 |
| Primary APN | 472889 164.-2-39 |
|---|---|
| Alternative APNs |
|
| Lot Area | 7,405 sqft (0.17 acres) |
|---|---|
| Lot Dimensions | 97.5 ft deep x 80 ft wide |
| Account Number | 791614 |
|---|---|
| Street Address | 31 WALNUT ST |
| City | CENTRAL ISLIP |
| State | NY |
| Zip | 11722-4153 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RRD |
| Legal Description | EDZ T024H00000000 |
| Legal Block | 4000 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 146203 |
31 Walnut St is owned and occupied by two individuals who bought it in February 2006.
Source: Suffolk County and Islip 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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 31 WALNUT ST, CENTRAL ISLIP, NY 11722-4153 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 10, 2006 · Amount on File |
| Deed Sale | Feb 10, 2006 · Amount on File |
| Prior Sale | Feb 18, 1999 · Amount on File |
| Deed Book / Page | 12435 / 622 |
| Record Updated | Sep 20, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 31 WALNUT ST, CENTRAL ISLIP, NY 11722-4153 |
| Document Number | 0229660391 |
| Instrument Date | Nov 1, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Dec 18, 2018 |
| Name | Verified Name |
|---|---|
| Address | 31 WALNUT ST CENTRAL ISLIP NY 117224153, CENTRAL ISLIP, NY 11722-4153 |
| Document Number | 0229660391 |
|---|---|
| Date | Oct 5, 2018 |
| Book Page | 022966/000391 |
| Name | NEW PENN FIN'L LLC |
|---|---|
| Type | Funding / Finance Company |
| Address | 55 BEATTIE PL # 110, GREENVILLE, SC 29601-5115 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 468 Months |
| Due | Oct 4, 2057 |
| Rate | 4% |
|---|
Source: Suffolk County and Islip Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Central Islip Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $34,000 Land $4,800 Building $29,200 | $478,874 (-) Land $67,606 Building $411,268 | |
| 2024 | $9,711.00 | $478,874 (+2.54%) Land $67,606 Building $411,268 | |
| 2023 | $34,000 Land $4,800 Building $29,200 | $467,033 Land $65,934 Building $401,099 |
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.
FEMA maps place 31 Walnut St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1979.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 3 (1979–1980) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Mar 1980 · tidal / storm surge |
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 Walnut St 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 202 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 | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
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