Manhattan · Unit 9A · BBL 1007211060

405 West 23rd Street, Unit 9A

New York, NY 10011 · Manhattan

Also written as: 405 W 23rd St Apt 9A · 405 West 23rd Street #9A · 405 W 23rd St Unit 9A

Part of 465 West 23rd Street Condominium

Owner of record: LONDON TERRACE LLC.

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

Assessment (FY2027)

  • Assessed value: $612,625
  • Market value: $1,361,389
  • Tax class: 4

Building

  • Elevator apartment (D9)
  • Built 1934, altered 1982
  • 901 residential / 964 units
  • 17 floors
  • Zoning: R8A
  • Lot area: 108,625 sf
  • Building area: 975,170 sf
  • Flood zone: 1

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/405-west-23-street-9a-1007211060

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