NYC Building Records · BBL 3025750052
734 LEONARD STREET
Brooklyn · Block 2575 · Lot 52 · Walk-up apartment (Class C1)
Owner of record
KOROS, ADAM
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Managing AgentADAM KOROS
Most recent deed
Last transferred on Mar 24, 2009 for $425K to Koros, Adam.
Previous owner: Koros, Danuta
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →Recent ACRIS documents (last 1)
DateTypeAmountParties
Mar 24, 2009DEED$425KParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →Building stats
Units
8
Year built
1928
Class
C1
Borough
Brooklyn
- Zoning:
- R6B
- Lot size:
- 2,500 sqft
- Building area:
- 6,000 sqft
- Floors:
- 4
- Assessed value:
- $878K
- Community district:
- 301
- Council district:
- 33
HPD violations
0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See full violation history →Recent HPD violation details
Most recent 5 violations issued by NYC HPD at this address:
- 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…
- Class IInspected Nov 21, 2023§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 CInspected Mar 17, 2023§ 27-2044 ADM CODE REPLACE OR REPAIR THE SELF-CLOSING THE DOORS THAT IS MISSING OR DEFECTIVE APARTMENT IN THE ENTRANCE LOCATED AT APT 2R, 2n…
Recent ACRIS activity
1 document in the last 5 years (most recent Mar 24, 2009).
Other buildings in this portfolio
Koros, Adam controls 4 NYC buildings. Top properties by HPD violation count:
- 192 GREENPOINT AVENUE33 violations
- 136 GUERNSEY STREET10 violations
More from MetroDeeds
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