Manhattan · Unit 9F · BBL 1000251433
15 William Street, Unit 9F
New York, NY 10005 · Manhattan
Also written as: 15 William St Apt 9F · 15 William Street #9F · 15 William St Unit 9F
Part of 15 William Street Condominium
Owner of record: DANIEL BAUER, TRUSTEE
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $155,070
- Market value: $344,600
- Tax class: 2
Last recorded sale
$900,000 on 2026-04-28 (class R4)
Building
- Condominium (RM)
- Built 2005
- 320 residential / 322 units
- 44 floors
- Zoning: C5-5
- Lot area: 23,649 sf
- Building area: 374,614 sf
- 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/15-william-street-9f-1000251433
Estimates are automated, not appraisals. Disclaimer · Terms · Privacy · Contact