Manhattan · Unit LH1 · BBL 1010861201

521 West 57th Street, Unit LH1

New York, NY 10019 · Manhattan

Also written as: 521 W 57th St Apt LH1 · 521 West 57th Street #LH1 · 521 W 57th St Unit LH1

Part of 521 West 57th Street Condominium

Owner of record: ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI

Snapshot updated 2026-09-02 — open the app to refresh for live data.

Assessment (FY2027)

  • Assessed value: $1,171,419
  • Market value: $2,603,152
  • Tax class: 4

Building

  • Elevator apartment (D7)
  • Built 1945, altered 2014
  • 38 residential / 40 units
  • 6 floors
  • Zoning: C2-7
  • Lot area: 7,540 sf
  • Building area: 37,000 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/521-west-57th-street-lh1-1010861201

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