Suffolk County and Islip Town property record for 237 Thunder Rd, Holbrook, NY 11741
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.28 acres (12,197 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $430,000 (Apr 2007) |
| Tax Bill | $11,342 (2024) |
| Deeds & Mortgages | May 2026 Sale Jul 2022 Refinance + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 472889 178.-1-1 |
| Primary APN | 472889 178.-1-1 |
|---|---|
| Alternative APNs |
|
| Lot Area | 12,197 sqft (0.28 acres) |
|---|---|
| Lot Width | 118 ft Width |
| Account Number | 774016 |
|---|---|
| Street Address | 237 THUNDER RD |
| City | HOLBROOK |
| State | NY |
| Zip | 11741-4437 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AA278 |
| Legal Description | X2263731Y205932 T034H00000000 |
| Legal Block | 8000 |
| Legal Lot Number | 100 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | ISLIP |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 146620 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Date | Document |
|---|---|
| May 8, 2026 | Deed, Transfer |
| Jul 8, 2022 | Deed of Trust, Mortgage · Stand-Alone Refinance TEACHERS FCU |
| Jul 8, 2022 | Deed, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 17, 2007 · Amount on Record |
| Deed Sale | Apr 17, 2007 · Amount on Record |
| Deed Book / Page | 12501 / 463 |
| Last Transfer Date | Oct 26, 2021 |
| Transfer Doc | 1316000993 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | May 8, 2026 |
| Property Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
| Document Number | 0133350638 |
| Book / Page | 13335 / 638 |
| Instrument Date | Feb 24, 2026 |
| Transaction Type | Transfer |
| Record Updated | Aug 28, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Property Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
| Transaction Type | Mortgage |
| Record Updated | Nov 14, 2023 |
| Name | Verified Name |
|---|
| Document Number | 0234360303 |
|---|---|
| Date | Jul 8, 2022 |
| Book Page | 23436/303 |
| Name | TEACHERS FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Refinance |
|---|---|
| Amount | Amount Recorded |
| Term | 337 Months |
| Due | Aug 1, 2050 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SUFFOLK NY |
| Recording Date | Jul 8, 2022 |
| Property Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
| Document Number | 0131630993 |
| Book / Page | 13163 / 993 |
| Instrument Date | Oct 26, 2021 |
| Transaction Type | Transfer |
| Record Updated | Nov 14, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 237 THUNDER RD, HOLBROOK, NY 11741-4437 |
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 | Sachem Central School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $46,500 (-) Land $10,400 Building $36,100 | $654,930 (-) Land $146,479 Building $508,451 | |
| 2024 | $11,342.00 | $654,930 (+2.54%) Land $146,479 Building $508,451 | |
| 2023 | $46,500 (-) Land $10,400 Building $36,100 | $638,736 (+13.74%) Land $142,857 Building $495,879 | |
| 2022 | Homeowner's exemption | $46,500 Land $10,400 Building $36,100 | $561,594 Land $125,604 Building $435,990 |
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 | 3 in force |
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 203 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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