NYC DOF FY2027 Final Assessment Roll← Property Explorer

21-23 SOUTH WILLIAM STREET

Manhattan, NY 10004 · BBL 1000291221

Owner of record
Private Owner
Owner type
Individual
Market value
$172,046
Assessed value
$77,421
Taxable value
$75,630
Exempt value
$0
Value band
<$500K
Value / unit
$172,046
Value / sqft
$269
Year built

Classification

2
R4 — Condominium - Residential Unit (Base Lot / Standard)
Property type
condo
Lot
Block 00029, Lot 1221

Units & size

Residential units
1
Commercial units
0
Total units
1
Lot area
0 sqft
Building area
640 sqft

Nearby properties

Same zip code (10004), closest by market value.

DOF is an assessment figure, not an appraisal or a sale price. Owner-of-record names for individual people are never shown publicly on this site — only business, institutional, and government owners are displayed (see the methodology page).