New York City property record for 300 Knickerbocker Ave, Brooklyn, NY 11237
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 5,250 sqft · built 1931 |
| Lot Size | 0.057 acres (2,500 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $20,393 (2025) |
| Deeds & Mortgages | May 2023 Sale |
| APN | 03219-0030 |
| Primary APN | 03219-0030 |
|---|---|
| Alternative APNs |
|
| Units | 12 Units |
|---|---|
| Stories | 3 Stories |
| Building Area | 5,250 sqft Gross Area |
| 1st Floor Area | 1,750 sqft |
| Year Built | Built 1931 |
|---|---|
| Effective Year Built | Effective 1931 |
| Lot Area | 2,500 sqft (0.057 acres) |
| Lot Dimensions | 100 ft deep x 25 ft wide |
| Account Number | 3-03219-0030 |
|---|---|
| Street Address | 300 KNICKERBOCKER AVE |
| City | BROOKLYN |
| State | NY |
| Zip | 11237-8029 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | R6 |
| Legal Block | 3219 |
| Legal Lot Number | 30 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 42900 |
300 Knickerbocker Ave, a commercial property, is held in a trust since March 2023.
Source: New York City records, as of May 4, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 5515 ANDREWS AVE, MASPETH, NY 11378-3316 |
| Owner Type | Company |
| Vesting | Trust |
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 Transfer Date | Mar 30, 2023 |
| Transfer Doc | 0000106479 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | May 1, 2023 |
| Property Address | 300 KNICKERBOCKER AVE, BROOKLYN, NY 11237-8029 |
| Document Number | 0000106479 |
| Instrument Date | Mar 30, 2023 |
| Instrument | 2023000106479 |
| Transaction Type | Transfer |
| Record Updated | Dec 1, 2023 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 5515 ANDREWS AVE, MASPETH, NY 11378-3316 |
| Name | Verified Name |
|---|---|
| Address | 5515 ANDREWS AVE, MASPETH, NY 11378-3316 |
The 2025 property tax bill for 300 Knickerbocker Ave was $20,393.
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 | $582,750 Land $6,750 Building $576,000 | $1,295,000 Land $15,000 Building $1,280,000 | |
| 2025 | $20,393.00 | ||
| 2023 | $18,293.00 | $491,850 Land $6,750 Building $485,100 | $1,093,000 Land $15,000 Building $1,078,000 |
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 300 Knickerbocker Ave.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
The area around 300 Knickerbocker 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 1,683 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 |
May also be available: Skywire Networks, Starry, T-Mobile.
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