Suffolk County and Islip Town property record for 103 Nassau Ave, Islip, NY 11751
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.39 acres (16,988 sqft) |
| Owner | 2 Individual Names on Record |
| Deeds & Mortgages | Mar 2017 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 345.-2-31 |
| Primary APN | 472889 345.-2-31 |
|---|---|
| Alternative APNs |
|
| Lot Area | 16,988 sqft (0.39 acres) |
|---|---|
| Lot Dimensions | 174 ft deep x 100 ft wide |
| Account Number | 036720 |
|---|---|
| Street Address | 103 NASSAU AVE |
| City | ISLIP |
| State | NY |
| Zip | 11751-3626 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Description | X2218720Y185900 T058H00000000 |
| Legal Block | 5000 |
| Legal Lot Number | 200 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 147401 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 103 NASSAU AVE, ISLIP, NY 11751-3626 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 103 NASSAU AVE, ISLIP, NY 11751-3626 |
| Document Number | 0228060837 |
| Instrument Date | Mar 20, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Oct 1, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 103 NASSAU AVE ISLIP NY 117513626, ISLIP, NY 11751-3626 |
| Document Number | 0228060837 |
|---|---|
| Date | Apr 11, 2017 |
| Book Page | 022806/000837 |
| Name | JP MORGAN CHASE BK |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 420 Months |
| Due | Apr 10, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.75% |
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 | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $37,500 (-) Land $14,600 Building $22,900 | |
| 2024 | $528,169 (+2.54%) Land $205,634 Building $322,535 | |
| 2023 | $37,500 Land $14,600 Building $22,900 | $515,109 Land $200,549 Building $314,560 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| 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 |
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 wildfire likelihood modeled here |
|---|
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 421 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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