598 KOSCIUSZKO STREET
598 KOSCIUSZKO STREET is a Class B9 (two-family misc) building in Brooklyn (BBL 3016080107) built in 1993, with 2 residential units across 2 floors.
The building is in NYC community district 303, council district 36, zoning district R6B, on a 1,925-square-foot lot with a building footprint of 1,886 square feet.
The current registered owner of record per NYC PLUTO is CHEN, MINYU.
The most recent ACRIS deed transfer for this BBL was recorded on September 16, 2022 when HUNG SANG HAU, AS TRUSTEE; HELEN HAU, AS TRUSTEE; THE HUNG SANG HAU REVOCABLE TRUST DATED 10/6/2017 conveyed the property to CHEN, MINYU for $1.27M. The transaction was financed with a $635K mortgage from Mers.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
Most recent deed
Recent ACRIS documents (last 3)
Building stats
- Zoning:
- R6B
- Lot size:
- 1,925 sqft
- Building area:
- 1,886 sqft
- Floors:
- 2
- Assessed value:
- $68K
- Community district:
- 303
- Council district:
- 36
HPD violations
Recent HPD violation details
- Class IInspected Nov 24, 2025§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class IInspected Dec 4, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
Recent ACRIS activity
Frequently asked questions about 598 KOSCIUSZKO STREET
Who owns 598 KOSCIUSZKO STREET?
The current registered owner of record for 598 KOSCIUSZKO STREET per NYC PLUTO is CHEN, MINYU. The most recent ACRIS deed transfer for this BBL was recorded on September 16, 2022 when the property was conveyed to CHEN, MINYU. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 598 KOSCIUSZKO STREET last sold?
The most recent ACRIS deed transfer for 598 KOSCIUSZKO STREET was recorded on September 16, 2022, when HUNG SANG HAU, AS TRUSTEE; HELEN HAU, AS TRUSTEE; THE HUNG SANG HAU REVOCABLE TRUST DATED 10/6/2017 conveyed the property to CHEN, MINYU for $1.27M. The transaction was financed with a $635K mortgage from Mers.
How many HPD violations does 598 KOSCIUSZKO STREET have?
No open HPD housing-maintenance code violations are on record for 598 KOSCIUSZKO STREET. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 598 KOSCIUSZKO STREET?
NYC Department of Finance assesses 598 KOSCIUSZKO STREET at $68K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 598 KOSCIUSZKO STREET and what does that mean?
598 KOSCIUSZKO STREET is NYC building class B9 — Two-family misc. Miscellaneous two-family dwelling. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.