Manhattan · BBL 1010340027

309 West 43rd Street

New York, NY 10036 · Manhattan

Also written as: 309 W 43rd St · 309 West 43rd Street

Owner of record: MAZAL CAPITAL PARTNER LLC

Snapshot updated 2026-09-30 — open the app to refresh for live data.

Assessment (FY2027)

  • Assessed value: $831,600
  • Market value: $1,848,000
  • Tax class: 2

Building

  • Walk-up apartment (C4)
  • Built 1920, altered 1974
  • 20 residential / 20 units
  • 5 floors
  • Zoning: C6-4 / C6-2
  • Lot area: 2,510 sf
  • Building area: 9,940 sf

Official records

ZoLa zoning · DOF property tax · Property Portal · ACRIS deeds/mortgages · DOB profile · Tax map · Map

All data sourced from NYC Department of Finance / PLUTO / ACRIS / HPD public records. https://www.sageops.ai/property/manhattan/309-west-43-street-1010340027

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