Suffolk County and Islip Town property record for 69 Grant Ave, Islip, NY 11751
| Property Type | Single Family Home |
|---|---|
| Details | 2,500 sqft · built 1877 |
| Lot Size | 0.45 acres (19,602 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $525,000 (Jul 2018) |
| Tax Bill | $13,759 (2024) |
| Deeds & Mortgages | Feb 2023 Line of Credit Sep 2020 Refinance + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 370.-2-14 |
| Primary APN | 472889 370.-2-14 |
|---|---|
| Alternative APNs |
|
| Building Area | 2,500 sqft Living Area |
|---|---|
| 1st Floor Area | 1,258 sqft |
| Year Built | Built 1877 |
|---|---|
| Effective Year Built | Effective 1877 |
| Lot Area | 19,602 sqft (0.45 acres) |
| Lot Width | 89.4 ft Width |
| Garage Type | Detached |
| Garage Area | 522 sqft |
| Account Number | 040325 |
|---|---|
| Street Address | 69 GRANT AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3504 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Description | WARRANTY DEED |
| Legal Block | 0002 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 2 |
| Census Block | 2017 |
| Census Tract | 147401 |
Source: Suffolk County and Islip Town records · APN 472889 370.-2-14
Assessment roll updated August 11, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 69 GRANT AVE, ISLIP, NY 11751-3504 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Feb 10, 2023 | Deed of Trust, Mortgage · Line of Credit BETHPAGE FCU |
| Sep 28, 2020 | Deed of Trust, Mortgage · Stand-Alone Refinance BETHPAGE FCU |
| Jul 09, 2018 | Deed, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 09, 2018 · Amount on Record |
| Deed Sale | Jul 09, 2018 · Amount on Record |
| Prior Sale | Jun 26, 2012 · Amount on Record |
| Deed Book / Page | 12968 / 608 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 69 GRANT AVE, ISLIP, NY 11751-3504 |
| Transaction Type | Mortgage |
| Record Updated | Jan 30, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0234820683 |
|---|---|
| Date | Feb 10, 2023 |
| Book Page | 23482/683 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 337 Months |
| Due | Mar 01, 2051 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 69 GRANT AVE, ISLIP, NY 11751-3504 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0231780308 |
|---|---|
| Date | Sep 28, 2020 |
| Book Page | 23178/308 |
| Instrument | DL028096 |
| Name | BETHPAGE FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2050 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 09, 2018 |
| Property Address | 69 GRANT AVE, ISLIP, NY 11751-3504 |
| Document Number | 0129680608 |
| Book / Page | 12968 / 608 |
| Instrument Date | Jun 21, 2018 |
| 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 |
|---|
Source: Suffolk County and Islip Town records · Assessment roll updated August 11, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Islip Town |
| Unified School District | Islip Union Free School District (KG - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $41,850 (-) Land $14,000 Building $27,850 | $589,437 (-) Land $197,183 Building $392,254 | |
| 2024 | $13,759.00 | $589,437 (+2.54%) Land $197,183 Building $392,254 | |
| 2023 | $41,850 Land $14,000 Building $27,850 | $574,863 Land $192,308 Building $382,555 |
Source: FEMA National Flood Hazard Layer as of September 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 6 (1992–2014) |
| Claims Outside the SFHA | 4 of 6 |
| Most Recent Claim | Aug 2014 · rainfall accumulation |
| 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 |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| 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 |
Based on FCC filings for 421 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | SUFFOLK COUNTY WATER AUTHORITY serves 1,100,000 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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