New York City property record for 727 Knickerbocker Ave, Brooklyn, NY 11221
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 9,110 sqft · built 1906 |
| Lot Size | 0.06 acres (2,600 sqft) |
| Owner | Company Name on Record |
| Last Sale | $2,360,000 (May 2023) |
| Tax Bill | $7,261 (2025) |
| Deeds & Mortgages | May 2023 Sale & Mortgage |
| APN | 03392-0004 |
| Primary APN | 03392-0004 |
|---|---|
| Alternative APNs |
|
| Units | 12 Units |
|---|---|
| Stories | 4 Stories |
| Building Area | 9,110 sqft Living Area |
| 1st Floor Area | 2,028 sqft |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1906 |
| Architectural Style | Multi-Family |
| Lot Area | 2,600 sqft (0.06 acres) |
| Lot Dimensions | 100 ft deep x 26 ft wide |
| Account Number | 3-03392-0004 |
|---|---|
| Street Address | 727 KNICKERBOCKER AVE |
| City | BROOKLYN |
| State | NY |
| Zip | 11221-5360 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Local Zoning Code | R6 |
| Legal Block | 3392 |
| Legal Lot Number | 4 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 43700 |
Source: New York City records, as of October 19, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 1273 46TH ST, 104, BROOKLYN, NY 11219-2027 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 30, 2023 · Amount on Record |
| Deed Sale | May 30, 2023 · Amount on Record |
| Prior Sale | Dec 15, 2009 · Amount on Record |
| Deed Document Number | 2023131588 |
| Prior Transfer Date | Sep 25, 2006 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | May 30, 2023 |
| Property Address | 727 KNICKERBOCKER AVE, BROOKLYN, NY 11221-5360 |
| Document Number | 0000131588 |
| Instrument Date | May 17, 2023 |
| Instrument | 2023000131588 |
| Transaction Type | Transfer |
| Record Updated | Jun 6, 2023 |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 727 KNICKERBOCKER AVE, BROOKLYN, NY 11221-5360 |
| Name | Verified Name |
|---|---|
| Address | 1273 46TH ST # 104, 104, BROOKLYN, NY 11219-2027 |
| Document Number | 0000131589 |
|---|---|
| Date | May 30, 2023 |
| Instrument | 2023000131589 |
| Name | S3 RE FUNDING III LLC |
|---|
| Amount | Amount Recorded |
|---|
| Document Number | 0000135784 |
|---|---|
| Date | Jun 1, 2023 |
| Instrument | 2023000135784 |
| Name | S3 RE FUNDING III LLC |
|---|---|
| Address | 535 MADISON AVE # 1919, NEW YORK, NY 10022 |
| Amount | Amount Recorded |
|---|
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 | $1,058,850 (+21.73%) Land $70,200 Building $988,650 | $2,353,000 (+21.73%) Land $156,000 Building $2,197,000 | |
| 2025 | $7,261.00 (+4.37%) | ||
| 2023 | $6,957.00 | $869,850 Land $7,650 Building $862,200 | $1,933,000 Land $17,000 Building $1,916,000 |
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.
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.
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 1,574 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 |
| Optimum Cable · Fiber in parts of the area | 940 / 35 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Spectrum, Starry.
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