144 WEST 121 STREET
144 WEST 121 STREET is a Class C0 (walk-up, 3+ families) building in Manhattan (BBL 1019050053) built in 1888, with 3 residential units across 3 floors.
The building is in NYC community district 110, council district 9, zoning district R7-2, on a 2,000-square-foot lot with a building footprint of 4,400 square feet.
The current registered owner of record per NYC PLUTO is KAHN, ROBERT.
The most recent ACRIS deed transfer for this BBL was recorded on April 10, 2024 when KAHN, ROBERT; ADAMS, CAROLYN E; ADAMS KAHN, CAROLYN conveyed the property to ADAMS, CAROLYN E; KAHN, ROBERT; ADAMS KAHN, CAROLYN 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
- Managing AgentROBERT KAHN
- Joint OwnerCAROLYN ADAMS
Most recent deed
Recent ACRIS documents (last 2)
Building stats
- Zoning:
- R7-2
- Lot size:
- 2,000 sqft
- Building area:
- 4,400 sqft
- Floors:
- 3
- Assessed value:
- $148K
- Community district:
- 110
- Council district:
- 9
HPD violations
Recent HPD violation details
- Class IInspected Nov 24, 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…
Recent ACRIS activity
Frequently asked questions about 144 WEST 121 STREET
Who owns 144 WEST 121 STREET?
The current registered owner of record for 144 WEST 121 STREET per NYC PLUTO is KAHN, ROBERT. The most recent ACRIS deed transfer for this BBL was recorded on April 10, 2024 when the property was conveyed to ADAMS, CAROLYN E; KAHN, ROBERT; ADAMS KAHN, CAROLYN. 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 144 WEST 121 STREET last sold?
The most recent ACRIS deed transfer for 144 WEST 121 STREET was recorded on April 10, 2024, when KAHN, ROBERT; ADAMS, CAROLYN E; ADAMS KAHN, CAROLYN conveyed the property to ADAMS, CAROLYN E; KAHN, ROBERT; ADAMS KAHN, CAROLYN for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 144 WEST 121 STREET have?
No open HPD housing-maintenance code violations are on record for 144 WEST 121 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 144 WEST 121 STREET?
NYC Department of Finance assesses 144 WEST 121 STREET at $148K 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 144 WEST 121 STREET and what does that mean?
144 WEST 121 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.