521 WEST 111 STREET
521 WEST 111 STREET is a Class D1 (elevator, semi-fireproof) building in Manhattan (BBL 1018830018) built in 1904, with 40 residential units across 6 floors.
The building is in NYC community district 109, council district 7, zoning district R8, on a 10,092-square-foot lot with a building footprint of 44,780 square feet.
The current registered owner of record per NYC PLUTO is TRUSTEES OF COLUMBIA UNIVERSITY IN NEW YORK CITY.
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 OfficerDAVID GREENBERG
- Corporate OwnerTRUSTEES OF COLUMBIA UNIVERSITY
- Managing AgentDIEGO RIVERA
- Site ManagerSERVICEREP HRMANSERVICECTR
Most recent deed
Building stats
- Zoning:
- R8
- Lot size:
- 10,092 sqft
- Building area:
- 44,780 sqft
- Floors:
- 6
- Assessed value:
- $785K
- Community district:
- 109
- Council district:
- 7
HPD violations
Recent HPD violation details
- Class AInspected Apr 29, 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…
- Class IInspected Nov 17, 2025§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 AInspected Apr 1, 2024(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 AInspected Jan 3, 2023§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE CEILING IN THE 6th ROOM FROM NORTH AT EAST LOCA…
- Class AInspected Jan 3, 2023§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE CEILING IN THE 6th ROOM FROM NORTH AT WEST LOCA…
Frequently asked questions about 521 WEST 111 STREET
Who owns 521 WEST 111 STREET?
The current registered owner of record for 521 WEST 111 STREET per NYC PLUTO is TRUSTEES OF COLUMBIA UNIVERSITY IN NEW YORK CITY. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 521 WEST 111 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 521 WEST 111 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 521 WEST 111 STREET have?
No open HPD housing-maintenance code violations are on record for 521 WEST 111 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 521 WEST 111 STREET?
NYC Department of Finance assesses 521 WEST 111 STREET at $785K 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 521 WEST 111 STREET and what does that mean?
521 WEST 111 STREET 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.