Manhattan · Unit 4D · BBL 1000681248
90 William Street, Unit 4D
New York, NY 10038 · Manhattan
Also written as: 90 William St Apt 4D · 90 William Street #4D · 90 William St Unit 4D
Part of 90 William Street Condominium
Owner of record: LAM, SARAH YUK YING
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $132,105
- Market value: $293,566
- Tax class: 2
Building
- Condominium (RM)
- Built 1927, altered 1997
- 146 residential / 149 units
- 26 floors
- Zoning: C5-5
- Lot area: 10,237 sf
- Building area: 149,564 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/90-william-street-4d-1000681248
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