643 HUMBOLDT STREET
643 HUMBOLDT STREET is a Class B9 (two-family misc) building in Brooklyn (BBL 3026850020) built in 1901, with 2 residential units across 3 floors.
The building is in NYC community district 301, council district 33, zoning district R6B, on a 1,713-square-foot lot with a building footprint of 2,448 square feet.
The current registered owner of record per NYC PLUTO is WEE LAMB REALTY, LLC.
The most recent ACRIS deed transfer for this BBL was recorded on February 24, 2025 when conveyed the property to for $3.10M. The transaction was recorded as cash (no paired mortgage instrument).
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 5)
Building stats
- Zoning:
- R6B
- Lot size:
- 1,713 sqft
- Building area:
- 2,448 sqft
- Floors:
- 3
- Assessed value:
- $122K
- Community district:
- 301
- Council district:
- 33
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 643 HUMBOLDT STREET
Who owns 643 HUMBOLDT STREET?
The current registered owner of record for 643 HUMBOLDT STREET per NYC PLUTO is WEE LAMB REALTY, LLC. The most recent ACRIS deed transfer for this BBL was recorded on February 24, 2025 when the property was conveyed to . 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 643 HUMBOLDT STREET last sold?
The most recent ACRIS deed transfer for 643 HUMBOLDT STREET was recorded on February 24, 2025, when conveyed the property to for $3.10M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 643 HUMBOLDT STREET have?
No open HPD housing-maintenance code violations are on record for 643 HUMBOLDT STREET. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 643 HUMBOLDT STREET?
NYC Department of Finance assesses 643 HUMBOLDT STREET at $122K 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 643 HUMBOLDT STREET and what does that mean?
643 HUMBOLDT STREET is NYC building class B9 — Two-family misc. Miscellaneous two-family dwelling. 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.