New York City property record for 357 Kosciuszko St, Brooklyn, NY 11221
| Property Type | Duplex |
|---|---|
| Details | 2,700 sqft · built 2000 |
| Lot Size | 0.046 acres (2,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $995,000 (Apr 2020) |
| Tax Bill | $8,454 (2025) |
| Deeds & Mortgages | Nov 2021 Mortgage Apr 2020 Sale & Mortgage |
| APN | 01782-0049 |
| Primary APN | 01782-0049 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 3 Stories |
| Building Area | 2,700 sqft Living Area |
| 1st Floor Area | 900 sqft |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2001 |
| Architectural Style | Duplex Single |
| Construction Type | Brick |
| Lot Area | 2,000 sqft (0.046 acres) |
| Lot Dimensions | 100 ft deep x 20 ft wide |
| Account Number | 3-01782-0049 |
|---|---|
| Street Address | 357 KOSCIUSZKO ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11221-1407 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R6B |
| Legal Block | 1782 |
| Legal Lot Number | 49 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 28100 |
357 Kosciuszko St, a duplex, is owned and occupied by two individuals who bought it in April 2020.
Source: New York City records, as of May 4, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 357 KOSCIUSZKO ST, BROOKLYN, NY 11221-1407 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
| Date | Document |
|---|---|
| Nov 17, 2021 | Deed of Trust, Mortgage MERS |
| Apr 30, 2020 | Grant Deed, Transfer · FHA Mortgage FEDERAL SVGS BK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 30, 2020 · Amount on File |
| Deed Sale | Apr 30, 2020 · Amount on File |
| Prior Sale | Aug 10, 2015 · Amount on File |
| Deed Document Number | 2020136506 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Property Address | 357 KOSCIUSZKO ST, BROOKLYN, NY 11221-1407 |
| Transaction Type | Mortgage |
| Record Updated | Nov 23, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000454288 |
|---|---|
| Date | Nov 17, 2021 |
| Instrument | 2021000454288 |
| Name | MERS |
|---|---|
| Address | PO BOX 2026, FLINT, MI 48501 |
| Amount | Amount on Record |
|---|
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Apr 30, 2020 |
| Property Address | 357 KOSCIUSZKO ST, BROOKLYN, NY 11221-1407 |
| Document Number | 0000136506 |
| Instrument Date | Apr 20, 2020 |
| Instrument | 136506 |
| Transaction Type | Transfer |
| Record Updated | May 7, 2020 |
| Title Company | DEPENDABLE ABSTRACT INC, DEPENDABLE ABS INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,980.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 357 KOSCIUSZKO ST BROOKLYN NY 112211407, BROOKLYN, NY 11221-1407 |
| Document Number | 136507 |
|---|---|
| Date | Apr 30, 2020 |
| Instrument | 136507 |
| Name | FEDERAL SVGS BK |
|---|---|
| Type | Federal Savings Bank |
| Address | CHICAGO, IL 60607 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 29, 2050 |
The 2025 property tax bill for 357 Kosciuszko St was $8,454.
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 | $105,660 Land $16,380 Building $89,280 | $1,761,000 Land $273,000 Building $1,488,000 | |
| 2025 | $8,454.00 | ||
| 2023 | $7,916.00 | $83,460 Land $16,380 Building $67,080 | $1,391,000 Land $273,000 Building $1,118,000 |
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.
FEMA has no flood map on file for 357 Kosciuszko St; 2 flood insurance policies are in force nearby.
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 | 2 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.
The area around 357 Kosciuszko St 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 1,078 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, Spectrum, Starry, T-Mobile.
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