New York City property record for 9721 4th Ave, Brooklyn, NY 11209
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 3,088 sqft · built 1960 |
| Lot Size | 0.08 acres (3,500 sqft) |
| Owner | Company Name on File |
| Last Sale | $2,300,000 (Jan 2026) |
| Tax Bill | $13,742 (2025) |
| Deeds & Mortgages | Jan 2026 Sale & Mortgage |
| APN | 06127-0017 |
| Primary APN | 06127-0017 |
|---|---|
| Alternative APNs |
|
| Units | 4 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 3,088 sqft Gross Area |
| 1st Floor Area | 1,904 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Lot Area | 3,500 sqft (0.08 acres) |
| Lot Dimensions | 87.5 ft deep x 40 ft wide |
| Account Number | 3-06127-0017 |
|---|---|
| Street Address | 9721 4TH AVE |
| City | BROOKLYN |
| State | NY |
| Zip | 11209-8104 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | R6A |
| Legal Block | 6127 |
| Legal Lot Number | 17 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 16200 |
9721 4th Ave, a commercial property, is owned by a company that bought it in January 2026.
Source: New York City records, as of July 14, 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 | Company Name on File |
|---|---|
| Mailing Address | 1733 SHEEPSHEAD BAY RD, OF, BROOKLYN, NY 11235-3728 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 5, 2026 · Amount on File |
| Deed Sale | Jan 5, 2026 · Amount on File |
| Prior Transfer Date | May 7, 1999 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Jan 5, 2026 |
| Property Address | 9721 4TH AVE, BROOKLYN, NY 11209-8104 |
| Document Number | 0000002168 |
| Instrument Date | Dec 18, 2025 |
| Instrument | 2026000002168 |
| Transaction Type | Transfer |
| Record Updated | Jan 13, 2026 |
| 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 | 9721 4TH AVE, BROOKLYN, NY 11209-8104 |
| Name | Verified Name |
|---|---|
| Address | C O LAW OFFICE OF MARINA JOSOVICH PC 1733 SHEEPSHEAD BAY R OFC OF, OF, BROOKLYN, NY 11235 |
| Mail Care Of | LAW OFFICE OF MARINA JOSOVICH PC |
| Document Number | 0000002169 |
|---|---|
| Date | Jan 5, 2026 |
| Instrument | 2026000002169 |
| Name | UKRAINIAN NATIONAL FEDERAL CREDIT U |
|---|
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 9721 4th Ave was $13,742, up 5% from the year before.
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 | $82,860 (+18.64%) Land $23,880 Building $58,980 | $1,381,000 (+18.64%) Land $398,000 Building $983,000 | |
| 2025 | $13,742.00 (+4.97%) | $69,840 Land $23,880 Building $45,960 | $1,164,000 Land $398,000 Building $766,000 |
| 2024 | $13,091.00 (+6.14%) | ||
| 2023 | $12,334.00 | $88,800 Land $23,880 Building $64,920 | $1,480,000 Land $398,000 Building $1,082,000 |
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 9721 4th Ave; there have been 1 flood claim nearby since 1981.
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 | 4 in force |
| Nearby Flood Claims | 1 (1981) |
| Most Recent Claim | Sep 1981 · 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 9721 4th 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 429 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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