New York City property record for 20 4th St, Brooklyn, NY 11231
| Property Type | Triplex |
|---|---|
| Details | 2,970 sqft · built 1899 |
| Lot Size | 0.051 acres (2,200 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,850 (2025) |
| APN | 00468-0016 |
| Primary APN | 00468-0016 |
|---|---|
| Alternative APNs |
|
| Units | 3 Units |
|---|---|
| Stories | 3 Stories |
| Building Area | 2,970 sqft Living Area |
| 1st Floor Area | 990 sqft |
| Year Built | Built 1899 |
|---|---|
| Effective Year Built | Effective 1899 |
| Architectural Style | Triplex |
| Lot Area | 2,200 sqft (0.051 acres) |
| Lot Dimensions | 100 ft deep x 22 ft wide |
| Account Number | 3-00468-0016 |
|---|---|
| Street Address | 20 4TH ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11231-4511 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Local Zoning Code | R6B |
| Legal Block | 468 |
| Legal Lot Number | 16 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 7700 |
Source: New York City assessment roll, 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 | Individual Name on File |
|---|---|
| Mailing Address | 20 4TH ST, BROOKLYN, NY 11231-4511 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| 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 | $232,800 (+11.11%) Land $30,900 Building $201,900 | $3,880,000 (+11.11%) Land $515,000 Building $3,365,000 | |
| 2025 | $5,850.00 (+11.07%) | ||
| 2023 | $5,267.00 | $209,520 Land $30,900 Building $178,620 | $3,492,000 Land $515,000 Building $2,977,000 |
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 | 9 in force |
| Nearby Flood Claims | 9 (1983–2025) |
| Claims Outside the SFHA | 2 of 9 |
| Most Recent Claim | Oct 2025 · rainfall accumulation |
| Claims by Event |
|
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 1,577 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 |
| Starry Fixed Wireless | 300 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Optimum.
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