312 HUMBOLDT STREET
312 HUMBOLDT STREET is a Class C0 (walk-up, 3+ families) building in Brooklyn (BBL 3027840006) built in 1901, with 3 residential units across 3 floors.
The building is in NYC community district 301, council district 34, zoning district R6B, on a 1,280-square-foot lot with a building footprint of 2,280 square feet.
The current registered owner of record per NYC PLUTO is 312 HUMBOLDT STREET LLC.
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 OfficerLINDA WILLIAMS
- Corporate Owner312 HUMBOLDT STREET LLC
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R6B
- Lot size:
- 1,280 sqft
- Building area:
- 2,280 sqft
- Floors:
- 3
- Assessed value:
- $106K
- Community district:
- 301
- Council district:
- 34
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 312 HUMBOLDT STREET
Who owns 312 HUMBOLDT STREET?
The current registered owner of record for 312 HUMBOLDT STREET per NYC PLUTO is 312 HUMBOLDT STREET LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 312 HUMBOLDT STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 312 HUMBOLDT 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 312 HUMBOLDT STREET have?
No open HPD housing-maintenance code violations are on record for 312 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 312 HUMBOLDT STREET?
NYC Department of Finance assesses 312 HUMBOLDT STREET at $106K 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 312 HUMBOLDT STREET and what does that mean?
312 HUMBOLDT STREET is NYC building class C0 — Walk-up, 3+ families. A 3-to-6-story walk-up apartment building (no elevator), 3 or more 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.