Manhattan · Unit RU23B · BBL 1013441298
305 East 51st Street, Unit RU23B
New York, NY 10022 · Manhattan
Also written as: 305 E 51st St Apt RU23B · 305 East 51st Street #RU23B · 305 E 51st St Unit RU23B
Part of 305 East 51st Street Condominium
Owner of record: 305EAST51ST23B, LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $191,402
- Market value: $425,338
- Tax class: 2
Building
- Elevator apartment (D6)
- Built 1962
- 137 residential / 142 units
- 15 floors
- Zoning: R10 / R8B
- Lot area: 12,763 sf
- Building area: 142,767 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/305-east-51-street-ru23b-1013441298
Estimates are automated, not appraisals. Disclaimer · Terms · Privacy · Contact