Manhattan · Unit 4J · BBL 1000151110
20 West Street, Unit 4J
New York, NY 10004 · Manhattan
Also written as: 20 West St Apt 4J · 20 West Street #4J · 20 West St Unit 4J
Part of 20 West Street Condominium
Owner of record: HAEFNER, LARRY ALBERT
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $139,919
- Market value: $310,931
- Tax class: 2
Last recorded sale
$580,000 on 2025-05-15 (class R4)
Building
- Condominium (RM)
- Built 1902, altered 1998
- 500 residential / 623 units
- 31 floors
- Zoning: C5-5
- Lot area: 64,633 sf
- Building area: 1,202,417 sf
- Landmark: INDIVIDUAL LANDMARK
- Flood zone: 1
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/20-west-street-4j-1000151110
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