11 West 20 Street, 9 Ph, Manhattan 10011

This property is over the surcharge market-value threshold, but a primary-residence indicator was found in public records.

Market value (FY27)
$1,992,153
Estimated annual surcharge
$79,686/yr · 4.0% tier (Class 2, $1M–$3M)
Owner of record
Stephen Mack
Borough
Manhattan
Block / Lot
822 / 1006
BBL (PARID)
1008221006
Tax class
2C
Building class
R1
Apartment
9 Ph
Condo number
100945

Estimate = phase-1 rate × FY27 DOF market value. Co-op unit values are imputed by DOF at determination; see methodology.