NYC Building Records · BBL 3004220048
409 SACKETT STREET
Brooklyn · Block 422 · Lot 48 · One-family dwelling (Class A4)
Owner of record
GRENNAN, MARK
HPD registered contacts
People legally accountable to HPD for conditions at this building, in registration-priority order:
- Site ManagerNICOLE RANDAZZO
Most recent deed
Last transferred on Dec 31, 2025 for $8.2M to HICKEY, DAIRE; GRENNAN, MARK.
Previous owner: 409 SACKETT LLC
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →Recent ACRIS documents (last 5)
DateTypeAmountParties
Feb 17, 2026MTGE$4.0MParties redacted — full names in MetroDeeds Scout+
Dec 31, 2025DEED$8.2MParties redacted — full names in MetroDeeds Scout+
Nov 9, 2022MTGE$1.5MParties redacted — full names in MetroDeeds Scout+
Nov 9, 2022MTGE$3.5MParties redacted — full names in MetroDeeds Scout+
Nov 9, 2022DEED$3.3MParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →Building stats
Units
1
Year built
1899
Class
A4
Borough
Brooklyn
- Zoning:
- R6B
- Lot size:
- 2,000 sqft
- Building area:
- 3,624 sqft
- Floors:
- 3
- Assessed value:
- $290K
- Community district:
- 306
- Council district:
- 39
HPD violations
0 open
Most severe class on record: Class A
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 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 29, 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 11, 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
5 documents in the last 5 years (most recent Feb 17, 2026).
Other buildings in this portfolio
HICKEY, DAIRE; GRENNAN, MARK controls 2 NYC buildings. Top properties by HPD violation count:
- 79 2 PLACE33 violations
More from MetroDeeds
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