Manhattan · BBL 1011520029
20 Amsterdam Avenue
New York, NY 10023 · Manhattan
Also written as: 20 Amsterdam Ave · 20 Amsterdam Avenue
Owner of record: NYC EDUCATION
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $21,826,800
- Market value: $48,504,000
- Tax class: 4
Building
- Educational (W1)
- Built 1957
- 0 residential / 2 units
- 5 floors
- Zoning: R8
- Lot area: 52,725 sf
- Building area: 76,698 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/20-amsterdam-avenue-1011520029
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