New York City property record for 621 Ave I, Brooklyn, NY 11230 · Last verified May 2026
| Property Type | Duplex |
|---|---|
| Details | 2,880 sqft · built 1920 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | Company Name on File |
| Last Sale | $2,700,000 (May 2018) |
| Tax Bill | $15,552 (2025) |
| Deeds & Mortgages | May 2018 Sale |
| APN | 06509-0046 |
| Primary APN | 06509-0046 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,880 sqft Living Area |
| 1st Floor Area | 882 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Duplex Single |
| Lot Area | 4,000 sqft (0.092 acres) |
| Lot Dimensions | 100 ft deep x 40 ft wide |
| Account Number | 3-06509-0046 |
|---|---|
| Street Address | 621 AVENUE I |
| City | BROOKLYN |
| State | NY |
| Zip | 11230-2709 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Block | 6509 |
| Legal Lot Number | 46 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 45800 |
Source: New York City records · APN 06509-0046
Assessment roll updated May 4, 2026 · Last verified May 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 File |
|---|---|
| Mailing Address | 18 ENGELHARD AVE, AVENEL, NJ 07001-2217 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 30, 2018 · Amount on Record |
| Deed Sale | May 30, 2018 · Amount on Record |
| Prior Sale | Oct 26, 2016 |
| Deed Document Number | 2018179948 |
| Prior Transfer Date | Oct 18, 2016 |
| Prior Transfer Doc | 0000378348 |
| Record Updated | Jun 08, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | May 30, 2018 |
| Property Address | 621 AVENUE I, BROOKLYN, NY 11230-2709 |
| Document Number | 0000179948 |
| Instrument Date | May 29, 2018 |
| Instrument | 179948 |
| Transaction Type | Transfer |
| Record Updated | Jun 12, 2018 |
| Title Company | RELIABLE ABSTRACT CORPORATION |
| Amount | Amount Recorded |
|---|---|
| Tax | $10,800.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 621 AVENUE I BROOKLYN NY 112302709, BROOKLYN, NY 11230-2709 |
Source: New York City records · Assessment roll updated May 4, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | New York |
| County | Kings County |
| Municipality | New York City |
| Unified School District | New York City Department Of Education (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $149,100 (-12.1%) Land $26,760 Building $122,340 | $2,485,000 (-12.1%) Land $446,000 Building $2,039,000 | |
| 2025 | $15,552.00 (+5.13%) | $169,620 (-14.31%) Land $26,760 Building $142,860 | $2,827,000 (-14.31%) Land $446,000 Building $2,381,000 |
| 2024 | $14,793.00 (+0.82%) | ||
| 2023 | $14,673.00 | $197,940 Land $26,760 Building $171,180 | $3,299,000 Land $446,000 Building $2,853,000 |
Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360470458001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 1,223 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Optimum Communications | Fiber | 8,000 / 8,000 |
| Verizon | Fiber | 2,300 / 2,300 |
| Xchange Telecom | Fixed Wireless | 1,000 / 1,000 |
| Optimum Communications | Cable | 940 / 35 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon, Starry. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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