Manhattan · Unit 6 · BBL 1008501025

23 East 21st Street, Unit 6

New York, NY 10010 · Manhattan

Also written as: 23 E 21st St Apt 6 · 23 East 21st Street #6 · 23 E 21st St Unit 6

Part of 25 East 21st Street Condominium

Owner of record: GRAMERCY SIXTH LLC

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

Assessment (FY2027)

  • Assessed value: $272,935
  • Market value: $606,522
  • Tax class: 4

Building

  • Condominium (RM)
  • Built 1986
  • 258 residential / 261 units
  • 27 floors
  • Zoning: M1-5M / C6-4A
  • Lot area: 20,275 sf
  • Building area: 253,543 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/23-east-21-street-6-1008501025

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