4 HART STREET
4 HART STREET is a Class B3 (two-family converted) building in Brooklyn (BBL 3017700009) built in 1910, with 2 residential units across 3 floors.
The building is in NYC community district 303, council district 36, zoning district R6B, on a 1,500-square-foot lot with a building footprint of 3,200 square feet.
The current registered owner of record per NYC PLUTO is LEFKOWITZ, YISROEL.
The most recent ACRIS deed transfer for this BBL was recorded on May 7, 2024 when MOUZON, DANIEL conveyed the property to LEFKOWITZ, YISROEL for $2.33M. 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 17, 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
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R6B
- Lot size:
- 1,500 sqft
- Building area:
- 3,200 sqft
- Floors:
- 3
- Assessed value:
- $103K
- Community district:
- 303
- Council district:
- 36
HPD violations
Recent HPD violation details
- 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 18, 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 9, 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 25, 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 4 HART STREET
Who owns 4 HART STREET?
The current registered owner of record for 4 HART STREET per NYC PLUTO is LEFKOWITZ, YISROEL. The most recent ACRIS deed transfer for this BBL was recorded on May 7, 2024 when the property was conveyed to LEFKOWITZ, YISROEL. 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 4 HART STREET last sold?
The most recent ACRIS deed transfer for 4 HART STREET was recorded on May 7, 2024, when MOUZON, DANIEL conveyed the property to LEFKOWITZ, YISROEL for $2.33M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 4 HART STREET have?
No open HPD housing-maintenance code violations are on record for 4 HART STREET as of May 17, 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 4 HART STREET?
NYC Department of Finance assesses 4 HART STREET at $103K 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 4 HART STREET and what does that mean?
4 HART STREET is NYC building class B3 — Two-family converted. A two-family dwelling that was converted from a one-family. 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.