New York City property record for 423 81st St, Brooklyn, NY 11209
| Property Type | Duplex |
|---|---|
| Details | 2,035 sqft · built 1901 |
| Lot Size | 0.046 acres (2,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,430,000 (Jun 2022) |
| Tax Bill | $9,531 (2025) |
| Deeds & Mortgages | Jun 2022 Sale & Mortgage |
| APN | 05989-0076 |
| Primary APN | 05989-0076 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,035 sqft Living Area |
| 1st Floor Area | 760 sqft |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Architectural Style | Duplex Single |
| Lot Area | 2,000 sqft (0.046 acres) |
| Lot Dimensions | 100 ft deep x 20 ft wide |
| Account Number | 3-05989-0076 |
|---|---|
| Street Address | 423 81ST ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11209-3904 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R4-1 |
| Legal Block | 5989 |
| Legal Lot Number | 76 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 13800 |
423 81st St, a duplex, is owned by two individuals who bought it in June 2022.
Source: New York City records, as of May 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 301 SULLIVAN PL, 6C, BROOKLYN, NY 11225-2965 |
| Owner Type | Individual |
| Vesting | Individual(s) |
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 17, 2022 · Amount on File |
| Deed Sale | Jun 17, 2022 · Amount on File |
| Prior Sale | Sep 11, 2008 · Amount on File |
| Deed Document Number | 2022243688 |
| Prior Transfer Date | Aug 26, 1993 |
| Prior Transfer Doc | 3119001932 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Jun 17, 2022 |
| Property Address | 423 81ST ST, BROOKLYN, NY 11209-3904 |
| Document Number | 0000243688 |
| Instrument Date | Jun 1, 2022 |
| Instrument | 2022000243688 |
| Transaction Type | Transfer |
| Record Updated | Jun 28, 2022 |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 423 81ST ST, 423, BROOKLYN, NY 11209-3904 |
| Name | Verified Name |
|---|---|
| Address | 301 SULLIVAN PL APT 6C, 6C, BROOKLYN, NY 11225-2965 |
| Document Number | 0000243689 |
|---|---|
| Date | Jun 17, 2022 |
| Instrument | 2022000243689 |
| Name | WELLS FARGO BANK, N.A. |
|---|
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 423 81st St was $9,531.
Source: New York City assessment roll, as of May 4, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Kings 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 | $77,160 Land $15,540 Building $61,620 | $1,286,000 Land $259,000 Building $1,027,000 | |
| 2025 | $9,531.00 | ||
| 2023 | $8,969.00 | $70,680 Land $15,540 Building $55,140 | $1,178,000 Land $259,000 Building $919,000 |
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 423 81st St; 1 flood insurance policy is 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 | 1 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 423 81st 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 1,765 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 · Fiber in parts of the area | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Optimum.
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