823 Park Avenue, 4, Manhattan 10021

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

Market value (FY27)
$1,166,661
Estimated annual surcharge
$46,666/yr · 4.0% tier (Class 2, $1M–$3M)
Owner of record
Gerstner, Gervaise L
Borough
Manhattan
Block / Lot
1410 / 1303
BBL (PARID)
1014101303
Tax class
2
Building class
R4
Apartment
4
Condo number
101782

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