531 KOSCIUSZKO STREET
531 KOSCIUSZKO STREET is a Class S9 (misc mixed-use) building in Brooklyn (BBL 3016030001) built in 1931, with 5 residential units across 3 floors.
The building is in NYC community district 303, council district 36, zoning district R6A, on a 2,000-square-foot lot with a building footprint of 4,600 square feet.
The current registered owner of record per NYC PLUTO is ERAM PROPERTIES LLC.
The most recent ACRIS deed transfer for this BBL was recorded on March 4, 2026 when Bankruptcy Estate Of Eram Properties Llc; Solely In His Capacity As Chapter 7 Trustee Of The; Doyaga, Sr., David J conveyed the property to 531 Kosciuszko Llc for $1.99M. The transaction was recorded as cash (no paired mortgage instrument).
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
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
HPD registered contacts
- Head OfficerJeffrey Koenig
- Corporate Owner531 KOSCIUSZKO LLC
- Managing AgentMGH Management
- Site ManagerShimon Rosenman
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6A
- Lot size:
- 2,000 sqft
- Building area:
- 4,600 sqft
- Floors:
- 3
- Assessed value:
- $345K
- Community district:
- 303
- Council district:
- 36
HPD violations
Recent HPD violation details
- Class AInspected May 5, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 20, 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 AInspected Jun 10, 2025(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 27, 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…
- Class AInspected Apr 10, 2024(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
Recent ACRIS activity
Frequently asked questions about 531 KOSCIUSZKO STREET
Who owns 531 KOSCIUSZKO STREET?
The current registered owner of record for 531 KOSCIUSZKO STREET per NYC PLUTO is ERAM PROPERTIES LLC. The most recent ACRIS deed transfer for this BBL was recorded on March 4, 2026 when the property was conveyed to 531 Kosciuszko Llc. 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 531 KOSCIUSZKO STREET last sold?
The most recent ACRIS deed transfer for 531 KOSCIUSZKO STREET was recorded on March 4, 2026, when Bankruptcy Estate Of Eram Properties Llc; Solely In His Capacity As Chapter 7 Trustee Of The; Doyaga, Sr., David J conveyed the property to 531 Kosciuszko Llc for $1.99M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 531 KOSCIUSZKO STREET have?
No open HPD housing-maintenance code violations are on record for 531 KOSCIUSZKO STREET as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 531 KOSCIUSZKO STREET?
NYC Department of Finance assesses 531 KOSCIUSZKO STREET at $345K 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 531 KOSCIUSZKO STREET and what does that mean?
531 KOSCIUSZKO STREET is NYC building class S9 — Misc mixed-use. Miscellaneous mixed residential and commercial building. 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.