Manhattan · BBL 1009150062
521 3rd Avenue
New York, NY 10016 · Manhattan
Also written as: 521 3rd Ave · 521 3rd Avenue
Owner of record: 521 ASSOCIATES LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $1,568,250
- Market value: $3,485,000
- Tax class: 2A
Building
- Residential with stores (S4)
- Built 1920
- 4 residential / 5 units
- 5 floors
- Zoning: C1-9
- Lot area: 1,105 sf
- Building area: 4,493 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/521-3-avenue-1009150062
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