Manhattan · BBL 1008500024
31 East 21st Street
New York, NY 10010 · Manhattan
Also written as: 31 E 21st St · 31 East 21st Street
Owner of record: UNITED FLATIRON LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $1,996,650
- Market value: $4,437,000
- Tax class: 2
Building
- Elevator apartment (D6)
- Built 1851, altered 1959
- 18 residential / 19 units
- 5 floors
- Zoning: M1-5M
- Lot area: 2,419 sf
- Building area: 8,300 sf
- Historic district: Ladies' Mile 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/31-east-21-street-1008500024
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