Manhattan · BBL 1013830052
821 Madison Avenue
New York, NY 10065 · Manhattan
Also written as: 821 Madison Ave · 821 Madison Avenue
Owner of record: L & M 825 LLC C.O FRI
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $8,288,100
- Market value: $18,418,000
- Tax class: 4
Building
- Store / retail (K4)
- Built 1881
- 0 residential / 1 units
- 5 floors
- Zoning: C5-1
- Lot area: 1,722 sf
- Building area: 6,898 sf
- Historic district: Upper East Side Historic District
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/821-madison-avenue-1013830052
Estimates are automated, not appraisals. Disclaimer · Terms · Privacy · Contact