New York City and Richmond County property record for 231 Deems Ave, Staten Island, NY 10314
| Property Type | Duplex |
|---|---|
| Details | 2 ba · 1,541 sqft · built 1901 |
| Lot Size | 0.069 acres (3,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,634 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer |
| APN | 00421-0010 |
| Primary APN | 00421-0010 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Half Baths | 4 Half Baths |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,541 sqft Living Area |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Architectural Style | Duplex Single |
| Lot Area | 3,000 sqft (0.069 acres) |
| Lot Dimensions | 75 ft deep x 40 ft wide |
| View / Lot | Corner |
| Account Number | 00421-0010 |
|---|---|
| Street Address | 231 DEEMS AVE |
| City | STATEN ISLAND |
| State | NY |
| Zip | 10314-2212 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R2 |
| Legal Block | 421 |
| Legal Lot Number | 10 |
| Jurisdiction | RICHMOND NY |
| Township / Civil Division | STATEN ISLAND |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 20100 |
231 Deems Ave, a duplex, is owned and occupied by two individuals who acquired it in May 1994.
Source: New York City and Richmond County records, as of May 4, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 231 DEEMS AVE, STATEN ISLAND, NY 10314-2212 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 13, 1994 |
| Transfer Doc | 5433000334 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | RICHMOND NY |
| Recording Date | Feb 28, 2024 |
| Property Address | 231 DEEMS AVE, STATEN ISLAND, NY 10314-2212 |
| Document Number | 0000944346 |
| Instrument Date | Feb 23, 2024 |
| Instrument | 944346 |
| Transaction Type | Transfer |
| Record Updated | Mar 13, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | PO BOX 141162, STATEN ISLAND, NY 10314-1162 |
| Name | Verified Name |
|---|---|
| Address | PO BOX 141162, STATEN ISLAND, NY 10314-1162 |
The 2025 property tax bill for 231 Deems Ave was $2,634.
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 | $43,440 Land $12,386 Building $31,054 | $724,000 Land $246,000 Building $478,000 | |
| 2025 | $2,634.00 | ||
| 2023 | $2,817.00 Homeowner's exemption Senior Citizen's exemption | $30,854 Land $11,570 Building $19,284 | $656,000 Land $246,000 Building $410,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 231 Deems Ave; there have been 39 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 | 1 in force |
| Nearby Flood Claims | 39 (1978–1984) |
| Most Recent Claim | Apr 1984 · Coastal Storms & Flooding |
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 231 Deems 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 1,226 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
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