Manhattan · Unit PH42 · BBL 1013391189
50 United Nations Plaza, Unit PH42
New York, NY 10017 · Manhattan
Also written as: 50 United Nations Plz Apt PH42 · 50 United Nations Plaza #PH42 · 50 United Nations Plz Unit PH42
Part of 50 United Nations Plaza Condominium
Owner of record: KNIGHT SKYLINE LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $2,341,415
- Market value: $5,203,145
- Tax class: 2
Last recorded sale
$28,500,000 on 2025-12-19 (class R4)
Building
- Elevator apartment (D4)
- Built 1959
- 176 residential / 181 units
- 20 floors
- Zoning: C1-9
- Lot area: 12,552 sf
- Building area: 154,000 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/50-united-nations-plaza-ph42-1013391189
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