334 HART STREET
334 HART STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3015940035) built in 1931, with 8 residential units across 4 floors.
The building is in NYC community district 303, council district 36, zoning district R6B, on a 2,500-square-foot lot with a building footprint of 6,824 square feet.
The current registered owner of record per NYC PLUTO is KINGS 18 REALTY, SAMUEL HALBERG.
MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
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 OfficerALEXANDER GUTH
- Corporate OwnerKINGS 18 REALTY LLC
- Managing AgentEQUITY MANAGEMENT
- Site ManagerISACK KATZ
Most recent deed
Recent ACRIS documents (last 1)
Building stats
- Zoning:
- R6B
- Lot size:
- 2,500 sqft
- Building area:
- 6,824 sqft
- Floors:
- 4
- Assessed value:
- $581K
- Community district:
- 303
- Council district:
- 36
HPD violations
Recent HPD violation details
- Class BInspected May 4, 2026§ 27-2005 ADM CODE PROPERLY SECURE THE LOOSE COUNTER TOP AT SINK BASE CABINET IN THE KITCHEN LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FRO…
- Class BInspected May 4, 2026§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL IN THE 3rd ROOM FROM NORTH L…
- Class BInspected May 4, 2026§ 27-2026 ADM CODE REMOVE ALL OBSTRUCTIONS AND REPAIR ALL DEFECTS IN WASTELINE AT BATHTUB IN THE BATHROOM LOCATED AT APT 4L, 4th STORY, 1st…
- Class BInspected May 4, 2026§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE 2nd ROOM FROM NORTH L…
- Class CInspected Nov 3, 2025§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
Recent ACRIS activity
Frequently asked questions about 334 HART STREET
Who owns 334 HART STREET?
The current registered owner of record for 334 HART STREET per NYC PLUTO is KINGS 18 REALTY, SAMUEL HALBERG. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 334 HART STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 334 HART STREET in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 334 HART STREET have?
No open HPD housing-maintenance code violations are on record for 334 HART 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 334 HART STREET?
NYC Department of Finance assesses 334 HART STREET at $581K 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 334 HART STREET and what does that mean?
334 HART 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.