Suffolk County and Brookhaven Town property record for 24 Cornwallis Rd, Setauket, NY 11733
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,537 sqft · built 1971 |
| Lot Size | 0.8 acres (34,848 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $17,714 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0200-249.00-04.00-010.000 |
| Primary APN | 0200-249.00-04.00-010.000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,537 sqft Living Area |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Colonial |
| Exterior Material | Brick |
| Lot Area | 34,848 sqft (0.8 acres) |
| View / Lot | Waterfront |
| Heating System | Radiant |
|---|
| Account Number | 527210 |
|---|---|
| Street Address | 24 CORNWALLIS RD |
| City | EAST SETAUKET |
| State | NY |
| Zip | 11733-1130 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | NASSAKEAG RIDGE 4007 SEC 5 42 |
| Legal Subdivision | NASSAKEAG RIDGE |
| Legal Block | 9000 |
| Legal Lot Number | 400 |
| Jurisdiction | SUFFOLK NY |
| Township / Civil Division | BROOKHAVEN |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 158010 |
Source: Suffolk County and Brookhaven Town assessment roll, 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 File |
|---|---|
| Mailing Address | 24 CORNWALLIS RD, EAST SETAUKET, NY 11733-1130 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Suffolk County and Brookhaven Town assessment roll, as of August 11, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Suffolk County |
| County Subdivision | Brookhaven Town |
| Unified School District | Three Village Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,050 (-9.6%) Land $400 Building $3,650 | $843,750 (+10,069.34%) Land $75,472 Building $688,679 | |
| 2024 | $17,714.00 | ||
| 2023 | $4,480 Land $400 Building $4,080 | $8,297 Land $741 Building $7,556 |
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 |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 7 (1978–2024) |
| Claims Outside the SFHA | 6 of 7 |
| Most Recent Claim | Aug 2024 · Severe Storm And Flooding |
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 | Low lower than 95% of the US · lower than 94% of New York |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 75 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber | 980 / 880 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
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