448 HUMBOLDT STREET
448 HUMBOLDT STREET is a Class S4 (walk-up + store) building in Brooklyn (BBL 3028750008) built in 1920, with 5 residential units across 3 floors.
The building is in NYC community district 301, council district 34, zoning district R6B, on a 1,800-square-foot lot with a building footprint of 4,500 square feet.
The current registered owner of record per NYC PLUTO is ZIZAI LLC.
The most recent ACRIS deed transfer for this BBL was recorded on September 6, 2024 when HUMBOLDT CORNER LLC conveyed the property to ZIZAI LLC for $2.75M. 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 OfficerSAM WURTZBERGER
- Corporate OwnerZIZAI LLC
- Managing AgentMRE PROPERTY MANAGEMENT LLC
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R6B
- Lot size:
- 1,800 sqft
- Building area:
- 4,500 sqft
- Floors:
- 3
- Assessed value:
- $455K
- Community district:
- 301
- Council district:
- 34
HPD violations
Recent HPD violation details
- Class AInspected Feb 25, 2022(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 Apr 9, 2021§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 IInspected Feb 23, 2015§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…
Recent ACRIS activity
Frequently asked questions about 448 HUMBOLDT STREET
Who owns 448 HUMBOLDT STREET?
The current registered owner of record for 448 HUMBOLDT STREET per NYC PLUTO is ZIZAI LLC. The most recent ACRIS deed transfer for this BBL was recorded on September 6, 2024 when the property was conveyed to ZIZAI 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 448 HUMBOLDT STREET last sold?
The most recent ACRIS deed transfer for 448 HUMBOLDT STREET was recorded on September 6, 2024, when HUMBOLDT CORNER LLC conveyed the property to ZIZAI LLC for $2.75M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 448 HUMBOLDT STREET have?
No open HPD housing-maintenance code violations are on record for 448 HUMBOLDT 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 448 HUMBOLDT STREET?
NYC Department of Finance assesses 448 HUMBOLDT STREET at $455K 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 448 HUMBOLDT STREET and what does that mean?
448 HUMBOLDT STREET is NYC building class S4 — Walk-up + store. A walk-up apartment with one or more store 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.