515 Park Avenue, 21, Manhattan 10022

This property may be subject to NYC’s non-primary residence (pied-à-terre) surcharge.

Photo of 515 Park Avenue, 21
© Mapillary contributors
Market value (FY27)
$1,126,181
Estimated annual surcharge
If non-primary, est. $45,047/yr · 4.0% tier (Class 2, $1M–$3M)
Owner of record
Medallion, Inc.
Borough
Manhattan
Block / Lot
1394 / 1082
BBL (PARID)
1013941082
Tax class
2
Building class
R4
Apartment
21
Condo number
101101

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

Ownership records

Last deed recorded February 15, 2008 for $10,950,000. Althorp, Derek P.; Althorp, Rosemary D. → Medallion, INC.

  • Seller Althorp, Derek P.
    c/o David Malkin, Esq.,, New York, NY 10022
  • Buyer Medallion, INC.
    c/o Frankfurt Kernit Klein & Seitz, New York, NY 10022
  • Seller Althorp, Rosemary D.
    c/o David Malkin, Esq.,, New York, NY 10022

Public ACRIS deed records and HPD registration data. LLC officers are not published by New York State; parties and addresses shown are as recorded.