Manhattan · BBL 1000290048
19 South William Street
New York, NY 10004 · Manhattan
Also written as: 19 S William St · 19 South William Street
Owner of record: 19 SOUTH WILLIAM LLC
Snapshot updated 2026-09-02 — open the app to refresh for live data.
Assessment (FY2027)
- Assessed value: $3,101,400
- Market value: $6,892,000
- Tax class: 2A
Building
- Residential with stores (S3)
- Built 1839, altered 1967
- 3 residential / 4 units
- 5 floors
- Zoning: C5-5
- Lot area: 1,824 sf
- Building area: 10,944 sf
- Historic district: Stone Street Historic District
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/19-south-william-street-1000290048
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