Manhattan · BBL 1010450061
840A 9th Avenue
New York, NY 10019 · Manhattan
Also written as: 840A 9th Ave · 840A 9th Avenue
Owner of record: 360 WEST 55TH ST., L.P.
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $11,247,300
- Market value: $24,994,000
- Tax class: 2
Building
- Elevator apartment (D8)
- Built 1942, altered 1988
- 102 residential / 109 units
- 6 floors
- Zoning: R8
- Lot area: 20,400 sf
- Building area: 100,000 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/840a-9-avenue-1010450061
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