Manhattan · Unit 21B · BBL 1009141088
501 3rd Avenue, Unit 21B
New York, NY 10016 · Manhattan
Also written as: 501 3rd Ave Apt 21B · 501 3rd Avenue #21B · 501 3rd Ave Unit 21B
Part of 501 3rd Avenue Condominium
Owner of record: COA 200 E 34TH LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $136,401
- Market value: $303,113
- Tax class: 2
Last recorded sale
$1,255,000 on 2026-08-18 (class R4)
Building
- Elevator apartment (D8)
- Built 2002, altered 2011
- 480 residential / 487 units
- 21 floors
- Zoning: C1-9A
- Lot area: 35,396 sf
- Building area: 541,505 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/501-3rd-avenue-21b-1009141088
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