123 William Street
123 WILLIAM STREET, New York, NY, USA in Financial District, Manhattan is a property zoned C6-4. The building spans built in 1912, 493,039 gross square feet, 26 floors, 41 units. It is held by ARC NYC123WILLIAM, LLC. Below, Crezly Research breaks down the building's ownership, debt profile, and recent nearby sales from New York City public records.
The building
| Address | 123 WILLIAM STREET, New York, NY, USA |
| BBL (Borough-Block-Lot) | 1-78-4 |
| Zoning district | C6-4 |
| Year built | 1912 |
| Gross floor area | 493,039 sq ft |
| Lot area | 21,242 sq ft |
| Total units | 41 |
| Floors | 26 |
| Built FAR | 23.21 |
| Assessed value (total) | $44.67M |
Who owns it
ARC NYC123WILLIAM, LLC
Owner contact & lender details
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Unlock owner contacts →Recent nearby sales
Recorded deeds on and around this block (ACRIS).
| Address | Recorded | Price |
|---|---|---|
| 130 WILLIAM STREET | 2026-04-15 | $7.06M |
| 130 WILLIAM STREET | 2026-04-08 | $1.33M |
| 130 WILLIAM STREET | 2026-04-08 | $3.98M |
| 71 NASSAU STREET | 2026-03-30 | $705,000 |
| 130 WILLIAM STREET | 2026-03-04 | $2.31M |
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Compiled by Crezly Research from New York City public records (ACRIS, PLUTO, DOB/HPD).
Figures are estimates from public data and may not reflect the most recent transactions. Not legal, financial or investment advice.