Westchester County and Mount Pleasant Town property record for 150 Prospect Ave, Valhalla, NY 10595
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,144 sqft · built 1890 |
| Lot Size | 0.19 acres (8,276 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $682,800 (Sep 2015) |
| Tax Bill | $22,645 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 553489 117.15-4-11 |
| Primary APN | 553489 117.15-4-11 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 2 Stories |
| Building Area | 2,144 sqft Total Area |
| 1st Floor Area | 1,136 sqft |
| 2nd Floor Area | 1,008 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1890 |
| Architectural Style | Colonial |
| Exterior Material | Wood |
| Lot Area | 8,276 sqft (0.19 acres) |
| Porch | Slab |
| Porch Area | 451 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 13097000 |
|---|---|
| Street Address | 150 PROSPECT AVE |
| City | VALHALLA |
| State | NY |
| Zip | 10595-1831 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | 02 - SINGL |
| Legal Subdivision | KENSICO |
| Legal Block | 4 |
| Legal Lot Number | 11.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MOUNT PLEASANT |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 11902 |
Source: Westchester County and Mount Pleasant Town records, as of October 21, 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 Record |
|---|---|
| Mailing Address | 275 KINGS RD, MADISON, NJ 07940-2322 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 8, 2015 · Amount on Record |
| Deed Sale | Sep 8, 2015 · Amount on Record |
| Prior Sale | Jan 3, 2012 · Amount on Record |
| Deed Document Number | 2015552243096 |
| Record Updated | Oct 29, 2026 |
Source: Westchester County and Mount Pleasant Town assessment roll, as of May 14, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | Mount Pleasant Town |
| Unified School District | Valhalla Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $22,645.00 | ||
| 2025 | $9,950 (-) Land $1,150 Building $8,800 | $985,148 (+5.94%) Land $113,861 Building $871,287 | |
| 2024 | $9,950 (-) Land $1,150 Building $8,800 | $929,907 (+5.61%) Land $107,477 Building $822,430 | |
| 2023 | $9,950 Land $1,150 Building $8,800 | $880,531 Land $101,770 Building $778,761 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 11 (1978–2023) |
| Claims Outside the SFHA | 7 of 11 |
| Most Recent Claim | Sep 2023 · Severe Storm And Flooding |
| 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 | 0.01% 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 | KENSICO WATER DISTRICT serves 17,917 people · EPA ID NY5930082 |
|---|---|
| Water Source | Purchased surface water from NEW YORK CITY SYSTEM |
| Last State Inspection | Jun 2025 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | Haloacetic acids 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 307 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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