Manhattan · BBL 1008420021
1 Union Square West
New York, NY 10003 · Manhattan
Also written as: 1 Union Square West
Owner of record: UNION SQUARE ASSOCIATES, LLC.
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $15,289,650
- Market value: $33,977,000
- Tax class: 4
Building
- Office (O6)
- Built 1890, altered 1979
- 0 residential / 60 units
- 9 floors
- Zoning: C6-4 / C6-1
- Lot area: 6,032 sf
- Building area: 51,284 sf
- Landmark: INDIVIDUAL LANDMARK
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/1-union-square-west-1008420021
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