New York City and Richmond County property record for 21 Tynan St, Staten Island, NY 10312
| Property Type | Duplex |
|---|---|
| Details | 2 ba · 1,753 sqft · built 1970 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $575,000 (Jun 2007) |
| Tax Bill | $7,930 (2025) |
| Deeds & Mortgages | Jan 2026 Second Mortgage |
| APN | 05687-0210 |
| Primary APN | 05687-0210 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Half Baths | 4 Half Baths |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,753 sqft Living Area |
| 1st Floor Area | 1,753 sqft |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Duplex Single |
| Construction Type | Frame |
| Lot Area | 4,000 sqft (0.092 acres) |
| Lot Dimensions | 100 ft deep x 40 ft wide |
| Account Number | 05687-0210 |
|---|---|
| Street Address | 21 TYNAN ST |
| City | STATEN ISLAND |
| State | NY |
| Zip | 10312-1418 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R3-1 |
| Legal Block | 5687 |
| Legal Lot Number | 210 |
| Jurisdiction | RICHMOND NY |
| Township / Civil Division | STATEN ISLAND |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 17016 |
21 Tynan St, a duplex, is owned and occupied by two individuals who acquired it in November 2025.
Source: New York City and Richmond County records, as of June 30, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 21 TYNAN ST, STATEN ISLAND, NY 10312-1418 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Husband and Wife |
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 Sale | Jun 25, 2007 · Amount on File |
| Deed Sale | Jun 25, 2007 · Amount on File |
| Deed Document Number | 2007203696 |
| Last Transfer Date | Nov 13, 2025 |
| Transfer Doc | 0000998443 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | RICHMOND NY |
| Recording Date | Jan 9, 2026 |
| Property Address | 21 TYNAN ST, STATEN ISLAND, NY 10312-1418 |
| Document Number | 0000998443 |
| Instrument Date | Nov 13, 2025 |
| Instrument | 998443 |
| Transaction Type | Transfer |
| Record Updated | Jan 22, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 21 TYNAN ST, STATEN ISLAND, NY 10312-1418 |
| Name | Verified Name |
|---|---|
| Address | 21 TYNAN ST, STATEN ISLAND, NY 10312-1418 |
| Document Number | 0000998444 |
|---|---|
| Date | Jan 9, 2026 |
| Instrument | 998444 |
| Name | FAIRWAY INDEPENDENT MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Dec 1, 2055 |
The 2025 property tax bill for 21 Tynan St was $7,930.
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 | $48,420 (+22.63%) Land $10,217 Building $38,203 | $807,000 (-5.72%) Land $197,000 Building $610,000 | |
| 2025 | $7,930.00 | $39,485 Land $9,087 Building $30,398 | $856,000 Land $197,000 Building $659,000 |
| 2023 | $7,620.00 | $37,939 Land $8,295 Building $29,644 | $901,000 Land $197,000 Building $704,000 |
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 21 Tynan St; 7 flood insurance policies are in force nearby.
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 | 7 in force |
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 21 Tynan 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 | 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 502 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
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