4200 AVENUE K
4200 AVENUE K is a Class D1 (elevator, semi-fireproof) building in Brooklyn (BBL 3078130136) built in 1955, with 108 residential units across 6 floors.
The building is in NYC community district 318, council district 45, zoning district R5, on a 36,500-square-foot lot with a building footprint of 96,000 square feet.
The current registered owner of record per NYC PLUTO is KF 4200 AVENUE K EQUITIES, LLC.
The most recent ACRIS deed transfer for this BBL was recorded on December 21, 2023 when 4200 AVENUE K EQUITIES, LLC conveyed the property to 4200 AVENUE K EQUITIES, LLC; KF 4200 AVENUE K EQUITIES, LLC for a non-disclosed consideration. 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 OfficerMOSHE HALBERSTAN
- Corporate Owner4200 AVENUE K EQUITIES LLC
- Managing AgentDIAMOND MANAGEMENT
- Site ManagerARI MOSSBERG
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R5
- Lot size:
- 36,500 sqft
- Building area:
- 96,000 sqft
- Floors:
- 6
- Assessed value:
- $1.9M
- Community district:
- 318
- Council district:
- 45
HPD violations
Recent HPD violation details
- Class AInspected May 10, 2026§27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WIT…
- Class CInspected May 10, 2026§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS AT BUILDING ENTRANCE DOOR
- Class CInspected May 10, 2026§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DISCARDED REFRIGERATOR WITH DOOR INTACT AT PUBLIC HALL AT BASEMENT
- Class CInspected May 10, 2026§ 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…
- 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…
Recent ACRIS activity
Frequently asked questions about 4200 AVENUE K
Who owns 4200 AVENUE K?
The current registered owner of record for 4200 AVENUE K per NYC PLUTO is KF 4200 AVENUE K EQUITIES, LLC. The most recent ACRIS deed transfer for this BBL was recorded on December 21, 2023 when the property was conveyed to 4200 AVENUE K EQUITIES, LLC; KF 4200 AVENUE K EQUITIES, 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 4200 AVENUE K last sold?
The most recent ACRIS deed transfer for 4200 AVENUE K was recorded on December 21, 2023, when 4200 AVENUE K EQUITIES, LLC conveyed the property to 4200 AVENUE K EQUITIES, LLC; KF 4200 AVENUE K EQUITIES, LLC for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 4200 AVENUE K have?
No open HPD housing-maintenance code violations are on record for 4200 AVENUE K 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 4200 AVENUE K?
NYC Department of Finance assesses 4200 AVENUE K at $1.86M 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 4200 AVENUE K and what does that mean?
4200 AVENUE K is NYC building class D1 — Elevator, semi-fireproof. A semi-fireproof elevator apartment building. 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.