Nassau County and Oyster Bay Town property record for 503 Cold Spring Rd, Syosset, NY 11791
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 6 ba · 6,074 sqft · built 2005 |
| Lot Size | 2 acres (87,120 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $2,420,000 (Feb 2010) |
| Tax Bill | $41,241 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 25-048-00-0019 |
| Primary APN | 25-048-00-0019 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 6 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 6,074 sqft Living Area |
| Gross Area | 7,088 sqft |
| 1st Floor Area | 2,646 sqft |
| Basement Area | 278 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | Colonial |
| Exterior Material | Wood |
| Construction Type | Frame |
| Lot Area | 87,120 sqft |
| Garage Type | Attached |
| Garage Area | 736 sqft |
| Parking Spaces | 3 Parking Spaces |
| Pool Area | 880 sqft |
|---|---|
| Porch | Open Frame Porch |
| Porch Area | 906 sqft |
| Patio Area | 728 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 25048 00190 |
|---|---|
| Street Address | 503 COLD SPRING RD |
| City | SYOSSET |
| State | NY |
| Zip | 11791-1206 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TOWN #3 SCH DIST 011 |
| Legal Subdivision | FIRST AMERICAN TITLE INS COMPA |
| Legal Block | 48 |
| Legal Lot Number | 19 |
| Jurisdiction | NASSAU NY |
| Township / Civil Division | OYSTER BAY |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 518201 |
Source: Nassau County and Oyster Bay Town records, as of June 17, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 503 COLD SPRING RD, SYOSSET, NY 11791-1206 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 2, 2010 · Amount on Record |
| Deed Sale | Feb 2, 2010 · Amount on Record |
| Prior Sale | Dec 18, 2006 · Amount on Record |
| Deed Document Number | 2010769 |
| Deed Book / Page | 12583 / 685 |
| Last Transfer Date | Apr 15, 2016 |
| Transfer Doc | 0133550868 |
| Record Updated | Oct 29, 2026 |
Source: Nassau County and Oyster Bay Town assessment roll, as of June 17, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Nassau County |
| County Subdivision | Oyster Bay Town |
| Municipality | Laurel Hollow Village |
| Unified School District | Cold Spring Harbor Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,267 (+4.52%) Land $764 Building $1,503 | $2,267,000 (-) | |
| 2025 | $41,241.00 (+20.62%) Homeowner's exemption | $2,169 (+12.91%) Land $764 Building $1,405 | $2,267,000 (+18.01%) |
| 2023 | $34,192.00 Homeowner's exemption | $1,921 Land $661 Building $1,260 | $1,921,000 |
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 April 5, 2023 · 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 | 9 in force |
| Nearby Flood Claims | 11 (1979–2021) |
| Claims Outside the SFHA | 9 of 11 |
| Most Recent Claim | Sep 2021 · Remnants Of Hurricane Ida |
| 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 | Low lower than 80% of the US · above 54% of New York |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 | JERICHO WD public/private · serves 58,000 people · EPA ID NY2902831 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Oct 2023 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Corrosion control Jul 2023 |
| 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 70 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 |
5G (outdoors only) and 4G LTE
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