Rensselaer County and East Greenbush Town property record for 21 Hydor Dr, Castleton On Hudson, NY 12033
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,726 sqft · built 1994 |
| Lot Size | 0.96 acres (41,818 sqft) |
| Owner | Individual Name on File |
| Last Sale | $258,000 (Sep 2012) |
| Tax Bill | $9,790 (2026) |
| APN | 382400 177.11-1-12 |
| Primary APN | 382400 177.11-1-12 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,726 sqft Living Area |
| 1st Floor Area | 962 sqft |
| 2nd Floor Area | 764 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Architectural Style | Colonial |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 41,818 sqft (0.96 acres) |
| Lot Dimensions | 201 ft deep x 72.9 ft wide |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Above-Ground Pool |
|---|---|
| Pool Area | 400 sqft |
| Porch | Slab |
| Porch Area | 516 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 21 HYDOR DR |
|---|---|
| City | CASTLETON ON HUDSON |
| State | NY |
| Zip | 12033-9768 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-2 |
| Legal Description | #21 GREENBUSH WOODS LOT 11 |
| Legal Block | 1 |
| Legal Lot Number | 12.000 |
| Jurisdiction | RENSSELAER NY |
| Township / Civil Division | EAST GREENBUSH |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 52407 |
21 Hydor Dr is owned and occupied by an individual who bought it in September 2012.
Source: Rensselaer County and East Greenbush Town records, as of September 23, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21 HYDOR DR, CASTLETON ON HUDSON, NY 12033-9768 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Sep 17, 2012 · Amount on File |
| Deed Sale | Sep 17, 2012 · Amount on File |
| Deed Book / Page | 6449 / 82 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 21 Hydor Dr was $9,790 with a homeowner's exemption, up 3.7% from the year before.
Source: Rensselaer County and East Greenbush Town assessment roll, as of May 15, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Rensselaer County |
| County Subdivision | East Greenbush Town |
| Unified School District | East Greenbush Central School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $9,790.00 (+3.72%) Homeowner's exemption | ||
| 2025 | $9,439.00 | $404,200 Land $73,000 Building $331,200 | $404,200 Land $73,000 Building $331,200 |
| 2023 | $280,000 Land $66,000 Building $214,000 | $348,345 Land $82,110 Building $266,235 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA's flood maps do not cover 21 Hydor Dr.
Source: FEMA National Flood Hazard Layer, effective January 12, 2016
| FEMA Flood Zone | Not included in the FIRM |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 21 Hydor Dr is low, with a 0.01% annual chance of wildfire.
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 | 0.01% annual chance |
| Exposure | None beyond 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 | EAST GREENBUSH GENERAL W.D. serves 15,843 people · EPA ID NY4100051 |
|---|---|
| Water Source | Purchased surface water from TROY CITY PWS |
| Last State Inspection | Aug 2025 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jan 2022 |
|---|---|
| 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 112 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Hudson Valley Wireless Fixed Wireless | 200 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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