Westchester County and Mamaroneck Town property record for 787 Alling St, Mamaroneck, NY 10543
| Property Type | Duplex |
|---|---|
| Details | 2 bd · 2 ba · 1,526 sqft · built 1923 |
| Lot Size | 0.13 acres (5,663 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $10,348 (2026) |
| Deeds & Mortgages | Aug 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 553203 8-33-152 |
| Primary APN | 553203 8-33-152 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,526 sqft Total Area |
| 1st Floor Area | 1,526 sqft |
| Year Built | Built 1923 |
|---|---|
| Effective Year Built | Effective 1923 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Lot Area | 5,663 sqft (0.13 acres) |
| Lot Dimensions | 100 ft deep x 75 ft wide |
| Patio Area | 169 sqft |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 600000 |
|---|---|
| Street Address | 787 ALLING ST |
| City | MAMARONECK |
| State | NY |
| Zip | 10543-1803 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R-5 |
| Legal Block | 152 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | MAMARONECK |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 7300 |
787 Alling St, a duplex, is owned and occupied by two individuals who acquired it in February 2006.
Source: Westchester County and Mamaroneck Town records, as of October 21, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 787 ALLING ST, MAMARONECK, NY 10543-1803 |
| 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 | 2 Names on Deed |
|---|---|
| Last Transfer Date | Feb 23, 2006 |
| Transfer Doc | 0461280367 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WESTCHESTER NY |
| Property Address | 787 ALLING ST, MAMARONECK, NY 10543-1803 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | CASTLE TITLE INS AGENCY INC |
| Name | Verified Name |
|---|
| Document Number | 0582163004 |
|---|---|
| Date | Aug 6, 2018 |
| Instrument | 582163004 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | TROY, MI 48083 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 216 Months |
| Due | Aug 1, 2036 |
The 2026 property tax bill for 787 Alling St was $10,348 with exemptions applied, up 25.7% from the year before.
Source: Westchester County and Mamaroneck Town assessment roll, as of May 14, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | Mamaroneck Town |
| Municipality | Mamaroneck Village |
| Unified School District | Mamaroneck Union Free School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,348.00 (+25.66%) Homeowner's exemption Veteran's exemption | ||
| 2025 | $8,235.00 | $570,000 (+4.01%) Land $132,000 Building $438,000 | $570,000 (+4.01%) Land $132,000 Building $438,000 |
| 2024 | Homeowner's exemption Veteran's exemption | $548,000 (+4.98%) Land $132,000 Building $416,000 | $548,000 (+4.98%) Land $132,000 Building $416,000 |
| 2023 | $522,000 Land $132,000 Building $390,000 | $522,000 Land $132,000 Building $390,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 787 Alling St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 148 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 148 in force |
| Nearby Flood Claims | 593 (1978–2024) |
| Claims Outside the SFHA | 30 of 593 |
| Most Recent Claim | Apr 2024 · tidal / storm surge |
| 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.
The area around 787 Alling St has no burnable land within ember reach, so its wildfire risk is not rated.
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 | WESTCHESTER JOINT WATER WORKS serves 59,629 people · EPA ID NY5903435 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2025 |
| Lead | 3 ppb (2026–2028) action level 15 ppb |
| Water Quality | Failure to filter currently in violation since Jun 1993 Haloacetic acids resolved · Jul 2019 |
|---|---|
| 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 505 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 | 980 / 880 |
| T-Mobile Fixed Wireless | 100 / 20 |
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