Manhattan · BBL 1012810056
366 Madison Avenue
New York, NY 10017 · Manhattan
Also written as: 366 Madison Ave · 366 Madison Avenue
Owner of record: 366 MAD LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $15,265,800
- Market value: $33,924,000
- Tax class: 4
Last recorded sale
$50,000,000 on 2025-10-21 (class O6)
Building
- Office (O6)
- Built 1921, altered 1987
- 0 residential / 16 units
- 15 floors
- Zoning: C5-3
- Lot area: 6,025 sf
- Building area: 84,518 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/366-madison-avenue-1012810056
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