724 40 STREET
724 40 STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3009190015) built in 1922, with 8 residential units across 4 floors.
The building is in NYC community district 307, council district 38, zoning district R7A, on a 2,504-square-foot lot with a building footprint of 7,120 square feet.
The current registered owner of record per NYC PLUTO is 724 40TH ST. LLC.
The most recent ACRIS deed transfer for this BBL was recorded on April 19, 2023 when Krzebiot, Mariola conveyed the property to 724 40th St. Llc for $995K. 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 OfficerJESSICA OKUNIEWSKA
- Corporate Owner724 40TH ST LLC
- Managing AgentMARIAN OKUNIEWSKI
Most recent deed
Recent ACRIS documents (last 2)
Building stats
- Zoning:
- R7A
- Lot size:
- 2,504 sqft
- Building area:
- 7,120 sqft
- Floors:
- 4
- Assessed value:
- $390K
- Community district:
- 307
- Council district:
- 38
HPD violations
Recent HPD violation details
- Class AInspected May 1, 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 CInspected Feb 25, 2026§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MORTISE LOCK AT ENTRANCE DOOR IN THE ENTRANCE LOCATED AT APT 3B, 3rd STORY…
- Class BInspected Feb 25, 2026§ 27-2026 ADM CODE REPAIR THE FLUSHING APPARATUS AND MAINTAIN SAME SO AS TO FLUSH EFFECTIVELY THE WATER CLOSET ... IN THE BATHROOM LOCATED A…
- Class BInspected Feb 25, 2026§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
- Class CInspected Feb 25, 2026HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FR…
Recent ACRIS activity
Frequently asked questions about 724 40 STREET
Who owns 724 40 STREET?
The current registered owner of record for 724 40 STREET per NYC PLUTO is 724 40TH ST. LLC. The most recent ACRIS deed transfer for this BBL was recorded on April 19, 2023 when the property was conveyed to 724 40th St. 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 724 40 STREET last sold?
The most recent ACRIS deed transfer for 724 40 STREET was recorded on April 19, 2023, when Krzebiot, Mariola conveyed the property to 724 40th St. Llc for $995K. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 724 40 STREET have?
No open HPD housing-maintenance code violations are on record for 724 40 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 724 40 STREET?
NYC Department of Finance assesses 724 40 STREET at $390K 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 724 40 STREET and what does that mean?
724 40 STREET is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 residential units. 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.