Manhattan · Unit 1M · BBL 1015771011
520 East 81st Street, Unit 1M
New York, NY 10028 · Manhattan
Also written as: 520 E 81st St Apt 1M · 520 East 81st Street #1M · 520 E 81st St Unit 1M
Part of 520 East 81st Street Condominium
Owner of record: GRIEFER, ADAM
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $57,593
- Market value: $127,984
- Tax class: 2
Last recorded sale
$480,000 on 2025-12-05 (class R4)
Building
- Elevator apartment (D6)
- Built 1972
- 267 residential / 270 units
- 31 floors
- Zoning: R10 / R8B
- Lot area: 24,609 sf
- Building area: 281,902 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/520-east-81-street-1m-1015771011
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