Manhattan · BBL 1000630006
21 Dey Street
New York, NY 10007 · Manhattan
Also written as: 21 Dey St · 21 Dey Street
Owner of record: BLUE MILLENNIUM REALTY
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $8,486,100
- Market value: $18,858,000
- Tax class: 4
Building
- Public assembly (P7)
- Built 1935
- 0 residential / 1 units
- 3 floors
- Zoning: C5-5
- Lot area: 12,358 sf
- Building area: 49,109 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/21-dey-street-1000630006
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