361 WEST 51 STREET
361 WEST 51 STREET is a Class C4 (walk-up, three families) building in Manhattan (BBL 1010420006) built in 1920, with 10 residential units across 5 floors.
The building is in NYC community district 104, council district 3, zoning district R8, on a 1,808-square-foot lot with a building footprint of 7,515 square feet.
The current registered owner of record per NYC PLUTO is 361-363 ASSOCIATES.
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 17, 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 OfficerMAGDALENA KOSZ
- Corporate Owner361-363 ASSOCIATES
- Managing AgentA.J. CLARKE RE CORP
- Site ManagerMIKE VARGAS
Most recent deed
Recent ACRIS documents (last 3)
Building stats
- Zoning:
- R8
- Lot size:
- 1,808 sqft
- Building area:
- 7,515 sqft
- Floors:
- 5
- Assessed value:
- $1.5M
- Community district:
- 104
- Council district:
- 3
HPD violations
Recent HPD violation details
- Class AInspected Jun 4, 2025(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 BInspected Jun 11, 2024§ 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES AIR CONDITIONER AT BAL…
- Class BInspected Jun 11, 2024§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE MARBLE STONE TREAD 2ND FROM BOTTOM AT PUBLIC HALL STAIRS, 1…
- Class CInspected Jun 11, 2024HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4R, 4th STORY, 1st APARTMENT FR…
- Class BInspected Jun 11, 2024§ 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES FLOWER POT AT BALCONLY…
Recent ACRIS activity
Frequently asked questions about 361 WEST 51 STREET
Who owns 361 WEST 51 STREET?
The current registered owner of record for 361 WEST 51 STREET per NYC PLUTO is 361-363 ASSOCIATES. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 361 WEST 51 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 361 WEST 51 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 361 WEST 51 STREET have?
No open HPD housing-maintenance code violations are on record for 361 WEST 51 STREET as of May 17, 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 361 WEST 51 STREET?
NYC Department of Finance assesses 361 WEST 51 STREET at $1.53M 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 361 WEST 51 STREET and what does that mean?
361 WEST 51 STREET is NYC building class C4 — Walk-up, three families. A 3-to-6-story walk-up apartment building with 3 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.