Westchester County and Rye Town property record for 530 Halstead Ave, Mamaroneck, NY 10543
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 3 bd · 2 ba · 1,560 sqft · built 1920 |
| Lot Size | 0.184 acres (8,021 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $400,000 (Apr 2005) |
| Tax Bill | $21,751 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 554803 154.34-2-14 |
| Primary APN | 554803 154.34-2-14 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,560 sqft Total Area |
| 1st Floor Area | 935 sqft |
| Upper Floors Area | 625 sqft |
| Attic | Attic |
| Attic Area | 250 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Traditional |
| Exterior Material | Aluminum/Vinyl |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 8,021 sqft (0.184 acres) |
| Lot Dimensions | 157 ft deep x 45 ft wide |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Hot Water |
|---|---|
| Heating Fuel | Oil |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 00005881000 |
|---|---|
| Street Address | 530 HALSTEAD AVE |
| City | MAMARONECK |
| State | NY |
| Zip | 10543-2714 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | 03 - MULTI |
| Legal Block | 2 |
| Legal Lot Number | 14.000 |
| Jurisdiction | WESTCHESTER NY |
| Township / Civil Division | RYE |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 7401 |
Source: Westchester County and Rye 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 | 7 REDWOOD RD, WHITE PLAINS, NY 10605-5329 |
| Owner Type | Individual |
| Vesting | Tenants in Common |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 8, 2005 · Amount on Record |
| Deed Sale | Apr 8, 2005 · Amount on Record |
| Prior Sale | Apr 8, 2005 · Amount on Record |
| Deed Document Number | 2005450400309 |
| Last Transfer Date | Jul 1, 2024 |
| Transfer Doc | 0000003651 |
| Record Updated | Oct 29, 2026 |
Source: Westchester County and Rye Town assessment roll, as of May 14, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Westchester County |
| County Subdivision | Rye Town |
| Municipality | Mamaroneck Village |
| Unified School District | Rye Neck Union Free School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $21,751.00 (+39.83%) | ||
| 2025 | $15,555.00 | $896,100 (+3%) Land $446,900 Building $449,200 | $896,100 (+3%) Land $446,900 Building $449,200 |
| 2024 | $870,000 (+4%) Land $446,900 Building $423,100 | $870,000 (+4%) Land $446,900 Building $423,100 | |
| 2023 | $836,500 Land $428,900 Building $407,600 | $836,500 Land $428,900 Building $407,600 |
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 |
| Flood Insurance Cost | Premium on Record median of 17 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 41 (1978–2023) |
| Claims Outside the SFHA | 30 of 41 |
| 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 | 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 673 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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