Suffolk County and Islip Town property record for 23 Sequams Ln, West Islip, NY 11795
| Property Type | Single Family Home |
|---|---|
| Details | 1,934 sqft · built 1973 |
| Lot Size | 0.26 acres (11,326 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $585,000 (Jul 2019) |
| Deeds & Mortgages | Nov 2023 Refinance Dec 2020 Refinance + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 472.-3-73 |
| Primary APN | 472889 472.-3-73 |
|---|---|
| Alternative APNs |
|
| Building Area | 1,934 sqft Living Area |
|---|---|
| 1st Floor Area | 1,270 sqft |
| Basement Area | 664 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1973 |
| Lot Area | 11,326 sqft (0.26 acres) |
| Lot Width | 83 ft Width |
| Account Number | 781326 |
|---|---|
| Street Address | 23 SEQUAMS LN |
| City | WEST ISLIP |
| State | NY |
| Zip | 11795-4517 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A |
| Legal Description | X2190545Y172204 T052H00000000 |
| Legal Subdivision | MAP OCEAN MANOR ESTATES |
| Legal Block | 2000 |
| Legal Lot Number | 300 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 146902 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 23 SEQUAMS LN, WEST ISLIP, NY 11795-4517 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Nov 12, 2023 | Deed of Trust, Mortgage · Stand-Alone Refinance DISCOVER BANK |
| Dec 30, 2020 | Deed of Trust, Mortgage · Stand-Alone Refinance PLAZA HOME MORTGAGE INC |
| Jul 16, 2019 | Deed, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 16, 2019 · Amount on Record |
| Deed Sale | Jul 16, 2019 · Amount on Record |
| Prior Sale | Oct 15, 1998 · Amount on Record |
| Deed Book / Page | 13019 / 675 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 23 SEQUAMS LN, WEST ISLIP, NY 11795-4517 |
| Transaction Type | Mortgage |
| Record Updated | Mar 26, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0235480278 |
|---|---|
| Date | Nov 12, 2023 |
| Book Page | 23548/278 |
| Name | DISCOVER BANK |
|---|---|
| Type | Bank |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 229 Months |
| Due | Dec 1, 2042 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 23 SEQUAMS LN, WEST ISLIP, NY 11795-4517 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0232140518 |
|---|---|
| Date | Dec 30, 2020 |
| Book Page | 23214/518 |
| Instrument | DL045060 |
| Name | PLAZA HOME MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 1, 2051 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 16, 2019 |
| Property Address | 23 SEQUAMS LN, WEST ISLIP, NY 11795-4517 |
| Document Number | 0130190675 |
| Book / Page | 13019 / 675 |
| Instrument Date | Jul 12, 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 |
|---|
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 | West Islip Union Free School District (PK - 12) |
| Year | Assessed Value | Assessed Market Value |
|---|---|---|
| 2025 | $46,800 (-) Land $13,900 Building $32,900 | |
| 2024 | $659,155 (+2.54%) Land $195,775 Building $463,380 | |
| 2023 | $46,800 Land $13,900 Building $32,900 | $642,857 Land $190,934 Building $451,923 |
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 |
| Flood Insurance Cost | Premium on Record median of 273 policies |
| Nearby Flood Policies | 273 in force |
| Nearby Flood Claims | 592 (1978–2025) |
| Claims Outside the SFHA | 119 of 592 |
| Most Recent Claim | Oct 2025 · tidal / storm surge |
| Claims by Event |
|
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 355 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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