Suffolk County and Islip Town property record for 18 Dowsing Ave, Bay Shore, NY 11706
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.19 acres (8,276 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $285,000 (Mar 2017) |
| Tax Bill | $10,485 (2024) |
| Deeds & Mortgages | Mar 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 315.-1-152 |
| Primary APN | 472889 315.-1-152 |
|---|---|
| Alternative APNs |
|
| Lot Area | 8,276 sqft (0.19 acres) |
|---|---|
| Lot Width | 75 ft Width |
| Account Number | 108590 |
|---|---|
| Street Address | 18 DOWSING AVE |
| City | BAY SHORE |
| State | NY |
| Zip | 11706-4113 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | B |
| Legal Description | X2204373Y186611 T039H00000000 |
| Legal Block | 5000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 146004 |
18 Dowsing Ave is owned and occupied by two individuals who bought it in March 2017.
Source: Suffolk County and Islip Town records, as of August 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18 DOWSING AVE, BAY SHORE, NY 11706-4113 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 6, 2017 · Amount on File |
| Deed Sale | Mar 6, 2017 · Amount on File |
| Prior Sale | Dec 17, 2001 · Amount on File |
| Deed Book / Page | 12903 / 393 |
| Prior Transfer Date | Apr 7, 2008 |
| Prior Transfer Doc | 1254000466 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Mar 6, 2017 |
| Property Address | 18 DOWSING AVE, BAY SHORE, NY 11706-4113 |
| Document Number | 0129030393 |
| Book / Page | 012903 / 000393 |
| Instrument Date | Feb 8, 2017 |
| Transaction Type | Transfer |
| Record Updated | Jul 11, 2017 |
| Title Company | FIRST PLACE ABSTRACT, FIRST PLACE ABS |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,140.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 2110 NEWKIRK AVE #2H BROOKLYN NY 112267535, 2H, BROOKLYN, NY 11226-7535 |
| Document Number | 227950441 |
|---|---|
| Date | Mar 6, 2017 |
| Book Page | 022795/000441 |
| Name | M&T BK |
|---|---|
| Type | Bank |
| Address | BUFFALO, NY 14203 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 5, 2047 |
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 | Bay Shore Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $32,900 Land $7,000 Building $25,900 | $463,381 (-) Land $98,592 Building $364,789 | |
| 2024 | $10,485.00 | $463,381 (+2.54%) Land $98,592 Building $364,789 | |
| 2023 | $32,900 Land $7,000 Building $25,900 | $451,923 Land $96,154 Building $355,769 |
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.
FEMA maps place 18 Dowsing Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 18, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 18 Dowsing Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 452 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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