New York City and Richmond County property record for 858 Sinclair Ave, Staten Island, NY 10309
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,120 sqft · built 1985 |
| Lot Size | 0.046 acres (2,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $325,000 (May 2015) |
| Tax Bill | $6,544 (2025) |
| APN | 06888-0030 |
| Primary APN | 06888-0030 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Half Baths | 4 Half Baths |
| Stories | 2 Stories |
| Building Area | 1,120 sqft Living Area |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 2,000 sqft (0.046 acres) |
| Lot Dimensions | 100 ft deep x 20 ft wide |
| Account Number | 06888-0030 |
|---|---|
| Street Address | 858 SINCLAIR AVE |
| City | STATEN ISLAND |
| State | NY |
| Zip | 10309-2331 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R3-2 |
| Legal Block | 6888 |
| Legal Lot Number | 30 |
| Jurisdiction | RICHMOND NY |
| Township / Civil Division | STATEN ISLAND |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 20804 |
858 Sinclair Ave is owned and occupied by an individual who bought it in May 2015.
Source: New York City and Richmond County records, as of May 4, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 858 SINCLAIR AVE, STATEN ISLAND, NY 10309-2331 |
| 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 | May 20, 2015 · Amount on File |
| Deed Sale | May 20, 2015 · Amount on File |
| Prior Sale | Oct 29, 2003 · Amount on File |
| Deed Document Number | 2015561898 |
| Prior Transfer Date | Dec 5, 2011 |
| Prior Transfer Doc | 0000411595 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 858 Sinclair Ave was $6,544.
Source: New York City and Richmond County assessment roll, as of May 4, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Richmond County |
| Municipality | New York City |
| Unified School District | New York City Department Of Education (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $41,400 Land $5,710 Building $35,690 | $690,000 Land $120,000 Building $570,000 | |
| 2025 | $6,544.00 | ||
| 2023 | $5,825.00 | $29,002 Land $5,715 Building $23,287 | $609,000 Land $120,000 Building $489,000 |
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.
FEMA has no flood map on file for 858 Sinclair Ave; there have been 55 flood claims nearby since 1978.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 55 (1978–2025) |
| Claims Outside the SFHA | 7 of 55 |
| Most Recent Claim | Jul 2025 · rainfall accumulation |
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 858 Sinclair Ave 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 | NEW YORK CITY SYSTEM serves 8,271,000 people · EPA ID NY7003493 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | 10 ppb (2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Uncovered finished water reservoir currently in violation since Feb 2017 |
| 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 1,014 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Spectrum Cable | 1,000 / 1,000 |
May also be available: T-Mobile.
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