Suffolk County and Islip Town property record for 40 Grant Ave, Islip, NY 11751
| Property Type | Single Family Home |
|---|---|
| Details | 1,812 sqft · built 1900 |
| Lot Size | 0.26 acres (11,326 sqft) |
| Owner | Individual Name on File |
| Last Sale | $397,000 (Feb 2020) |
| Tax Bill | $11,384 (2024) |
| Deeds & Mortgages | Feb 2023 Line of Credit Nov 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 370.-1-78 |
| Primary APN | 472889 370.-1-78 |
|---|---|
| Alternative APNs |
|
| Building Area | 1,812 sqft Living Area |
|---|---|
| 1st Floor Area | 906 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Lot Area | 11,326 sqft (0.26 acres) |
| Lot Width | 64 ft Width |
| Garage Type | Detached |
| Garage Area | 192 sqft |
| Account Number | 039087 |
|---|---|
| Street Address | 40 GRANT AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Description | X2217373Y184801 T058H00000000H |
| Legal Block | 0001 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 147401 |
Source: Suffolk County and Islip Town assessment roll, 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 File |
|---|---|
| Mailing Address | 40 GRANT AVE, ISLIP, NY 11751-3503 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Feb 3, 2023 | Deed of Trust, Mortgage · Line of Credit ISLAND FCU |
| Nov 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| Feb 4, 2020 | Deed, Transfer |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 4, 2020 · Amount on Record |
| Deed Sale | Feb 4, 2020 · Amount on Record |
| Prior Sale | Dec 7, 2009 · Amount on Record |
| Deed Book / Page | 13046 / 622 |
| Prior Transfer Date | Apr 11, 2011 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 40 GRANT AVE, ISLIP, NY 11751-3503 |
| Transaction Type | Mortgage |
| Record Updated | Jan 30, 2024 |
| Name | Verified Name |
|---|---|
| Investor | Possibly a Property Investor |
| Document Number | 0234800679 |
|---|---|
| Date | Feb 3, 2023 |
| Book Page | 23480/679 |
| Name | ISLAND FCU |
|---|---|
| Type | Credit Union |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 217 Months |
| Due | Mar 1, 2041 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 40 GRANT AVE, ISLIP, NY 11751-3503 |
| Document Number | 0232200298 |
| Instrument Date | Nov 17, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Apr 26, 2021 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 40 GRANT AVE ISLIP NY 117513503, ISLIP, NY 11751-3503 |
| Document Number | 0232200298 |
|---|---|
| Date | Jan 16, 2021 |
| Book Page | 023220/000298 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 15, 2051 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Feb 4, 2020 |
| Property Address | 40 GRANT AVE, ISLIP, NY 11751-3503 |
| Document Number | 0130460622 |
| Book / Page | 13046 / 622 |
| Instrument Date | Nov 22, 2019 |
| Transaction Type | Transfer |
| Record Updated | Aug 20, 2021 |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Investor | Possibly a Property Investor |
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 | $34,300 (-) Land $10,300 Building $24,000 | $483,098 (-) Land $145,070 Building $338,028 | |
| 2024 | $11,384.00 | $483,098 (+2.54%) Land $145,070 Building $338,028 | |
| 2023 | $34,300 Land $10,300 Building $24,000 | $471,154 Land $141,484 Building $329,670 |
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 | 7 in force |
| Nearby Flood Claims | 5 (1978–2014) |
| Claims Outside the SFHA | 4 of 5 |
| 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 | Low lower than 99.1% of the US · lower than 99.2% of New York |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 421 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
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