NYC Building Records · BBL 3026840018
45 DIAMOND STREET
Brooklyn · Block 2684 · Lot 18 · Walk-up apartment (Class C1)
Owner of record
DIAMOND 45 LLC
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Site ManagerKAZIMIERZ CHROSTOWSKI
Most recent deed
Last transferred on Jan 12, 2022 to Diamond 45 Llc.
Previous owner: Chrostowski, Kazimierz
Mortgage: $1.5M recorded Jan 12, 2022 with Polish & Slavic Fcu.
🔒 See full deed history for this building →Recent ACRIS documents (last 4)
DateTypeAmountParties
Jan 12, 2022MTGE$1.5MParties redacted — full names in MetroDeeds Scout+
Jan 12, 2022AGMTNot disclosedParties redacted — full names in MetroDeeds Scout+
Jan 12, 2022DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Apr 2, 2020DEEDNot disclosedParties 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:
- 6,600 sqft
- Floors:
- 4
- Assessed value:
- $870K
- Community district:
- 301
- Council district:
- 33
HPD violations
0 open
Most severe class on record: Class B
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 May 4, 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 BInspected Apr 16, 2018§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR EAST, NORTH AND SOUTH WALLS IN THE 3rd ROO…
- Class AInspected Apr 16, 2018§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR NORTH WALL IN THE 4th ROOM FROM NORTH LOCA…
- Class BInspected Apr 16, 2018§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WEST, NORTH AND SOUTH WALLS IN THE 2nd ROO…
Recent ACRIS activity
4 documents in the last 5 years (most recent Jan 12, 2022).
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