510 WEST 123 STREET
510 WEST 123 STREET is a Class D4 (elevator coop, 6+ stories) building in Manhattan (BBL 1019770037) built in 1926, with 48 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 41,214 square feet.
The current registered owner of record per NYC PLUTO is 510 WEST 123RD STREET OWNERS CORP.
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 OfficerMARK KUHRT
- Corporate Owner510 WEST 123RD STREET OWNERS CORP
- Managing AgentSYNOPTIC MANAGEMENT CORP
- Site ManagerLUIS BADILLO
Most recent deed
Recent ACRIS documents (last 4)
Building stats
- Zoning:
- R8
- Lot size:
- 10,092 sqft
- Building area:
- 41,214 sqft
- Floors:
- 6
- Assessed value:
- $2.8M
- 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 CInspected May 10, 2025§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
- Class CInspected May 10, 2025§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
- 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 Mar 16, 2023(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…
Recent ACRIS activity
Frequently asked questions about 510 WEST 123 STREET
Who owns 510 WEST 123 STREET?
The current registered owner of record for 510 WEST 123 STREET per NYC PLUTO is 510 WEST 123RD STREET OWNERS CORP. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 510 WEST 123 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 510 WEST 123 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 510 WEST 123 STREET have?
No open HPD housing-maintenance code violations are on record for 510 WEST 123 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 510 WEST 123 STREET?
NYC Department of Finance assesses 510 WEST 123 STREET at $2.77M 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 510 WEST 123 STREET and what does that mean?
510 WEST 123 STREET is NYC building class D4 — Elevator coop, 6+ stories. A 6+ story elevator cooperative 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.