New York City property record for 1231 E 21st St, Brooklyn, NY 11210
| Property Type | Single Family Home |
|---|---|
| Details | 4,135 sqft · built 1920 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $17,853 (2025) |
| APN | 07621-0041 |
| Primary APN | 07621-0041 |
|---|---|
| Alternative APNs |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 4,135 sqft Living Area |
| 1st Floor Area | 1,850 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| View / Lot | Corner |
| Account Number | 3-07621-0041 |
|---|---|
| Street Address | 1231 E 21ST ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11210-4510 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Block | 7621 |
| Legal Lot Number | 41 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 76000 |
Source: New York City records, as of May 4, 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 | 1231 E 21ST ST, BROOKLYN, NY 11210-4510 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 16, 1995 |
| Deed Sale | Feb 16, 1995 |
| Deed Book / Page | 3466 / 0278 |
| Record Updated | Jun 8, 2026 |
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 | $210,840 (+7.33%) Land $43,680 Building $167,160 | $3,514,000 (+7.33%) Land $728,000 Building $2,786,000 | |
| 2025 | $17,853.00 (+11.06%) | ||
| 2023 | $16,075.00 | $196,440 Land $43,680 Building $152,760 | $3,274,000 Land $728,000 Building $2,546,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 3 in force |
| Nearby Flood Claims | 1 (1980) |
| Most Recent Claim | Jul 1980 · 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.
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 1,468 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Skywire Networks, Starry.
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