Manhattan · BBL 1012890024

521 Madison Avenue

New York, NY 10022 · Manhattan

Also written as: 521 Madison Ave · 521 Madison Avenue

Owner of record: NICKEV LLC

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

Assessment (FY2027)

  • Assessed value: $2,712,600
  • Market value: $6,028,000
  • Tax class: 4

Building

  • Office (O6)
  • Built 1930, altered 1990
  • 0 residential / 8 units
  • 8 floors
  • Zoning: C5-3
  • Lot area: 1,700 sf
  • Building area: 13,300 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-madison-avenue-1012890024

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