610 WEST 143 STREET
610 WEST 143 STREET is a Class D1 (elevator, semi-fireproof) building in Manhattan (BBL 1020890041) built in 1930, with 49 residential units across 6 floors.
The building is in NYC community district 109, council district 7, zoning district R8, on a 9,911-square-foot lot with a building footprint of 41,711 square feet.
The current registered owner of record per NYC PLUTO is PARKSIDE REALTY GROUP 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 OfficerMAGDALENA KOSZ
- Corporate OwnerPARKSIDE REALTY GROUP LLC
- Managing AgentA.J. Clarke Real Estate Corp.
- Site ManagerALSEN PJETROVIC
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R8
- Lot size:
- 9,911 sqft
- Building area:
- 41,711 sqft
- Floors:
- 6
- Assessed value:
- $1.7M
- Community district:
- 109
- Council district:
- 7
HPD violations
Recent HPD violation details
- Class BInspected Sep 13, 2025§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT LOWER SASH WINDOW AT EAST WALL IN THE KITCHEN LOCATED A…
- Class BInspected Sep 13, 2025§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT LOWER SASH ON EAST WINDOW AT NORTH WALL IN THE 1st ROOM…
- Class CInspected Sep 13, 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 Sep 13, 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 BInspected Sep 13, 2025§ 27-2005 HMC: REFIT EAST BULKHEAD DOOR, ROOF
Recent ACRIS activity
Frequently asked questions about 610 WEST 143 STREET
Who owns 610 WEST 143 STREET?
The current registered owner of record for 610 WEST 143 STREET per NYC PLUTO is PARKSIDE REALTY GROUP LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 610 WEST 143 STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 610 WEST 143 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 610 WEST 143 STREET have?
No open HPD housing-maintenance code violations are on record for 610 WEST 143 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 610 WEST 143 STREET?
NYC Department of Finance assesses 610 WEST 143 STREET at $1.68M 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 610 WEST 143 STREET and what does that mean?
610 WEST 143 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.