Suffolk County and Islip Town property record for 4 W Walnut St, Islip, NY 11751
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.43 acres (18,731 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $378,000 (Aug 2009) |
| Tax Bill | $11,299 (2024) |
| Deeds & Mortgages | Mar 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 295.-1-84 |
| Primary APN | 472889 295.-1-84 |
|---|---|
| Alternative APNs |
|
| Lot Area | 18,731 sqft (0.43 acres) |
|---|---|
| Lot Dimensions | 125 ft deep x 150 ft wide |
| Account Number | 567930 |
|---|---|
| Street Address | 4 W WALNUT ST |
| City | ISLIP |
| State | NY |
| Zip | 11751-1806 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Description | X2219156Y190288 T045H00000000 |
| Legal Block | 5000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 146205 |
Source: Suffolk County and Islip 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 | 4 W WALNUT ST, ISLIP, NY 11751-1806 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 17, 2009 · Amount on Record |
| Deed Sale | Aug 17, 2009 · Amount on Record |
| Deed Book / Page | 12596 / 855 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 4 W WALNUT ST, ISLIP, NY 11751-1806 |
| Document Number | 0231260976 |
| Instrument Date | Mar 25, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jul 8, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 4 W WALNUT ST ISLIP NY 117511806, ISLIP, NY 11751-1806 |
| Document Number | 0231260976 |
|---|---|
| Date | Apr 17, 2020 |
| Book Page | 023126/000976 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Apr 16, 2040 |
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 | Islip Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $37,500 (-) Land $11,200 Building $26,300 | $528,169 (-) Land $157,746 Building $370,423 | |
| 2024 | $11,299.00 | $528,169 (+2.54%) Land $157,746 Building $370,423 | |
| 2023 | $37,500 Land $11,200 Building $26,300 | $515,110 Land $153,846 Building $361,264 |
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.
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 | 1 in force |
| Nearby Flood Claims | 1 (2014) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Aug 2014 · rainfall accumulation |
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.
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 441 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 2,300 / 2,300 |
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