21 West 70 Street, Manhattan 10023

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

Photo of 21 West 70 Street
© Mapillary contributors
Market value (FY27)
$8,777,000
Estimated annual surcharge
If non-primary, est. $70,216/yr · 0.8% tier (Class 1, $5M–$15M)
Owner of record
21 Summit Holding Llc
Borough
Manhattan
Block / Lot
1123 / 22
BBL (PARID)
1011230022
Tax class
1
Building class
A4

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 July 17, 2025 for $8,180,000. Perlman, Itzhak; Perlman, Toby → 21 Summit Holding LLC

  • Seller Perlman, Itzhak
    21 West 70th Street, New York, NY 10023
  • Seller Perlman, Toby
    21 West 70th Street, New York, NY 10023
  • Buyer 21 Summit Holding LLC
    c/o: Dgw Kramer LLP, New York, NY 10111

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

Historic photos

  • 1940s tax photo of 21 West 70 Street, NYC

    1939–41 tax photo · © City of New York, NYC Municipal Archives · via 1940s.nyc

  • 1980s tax photo of 21 West 70 Street, NYC

    1980s tax photo · © City of New York, NYC Municipal Archives · via 1940s.nyc

NYC Municipal Archives tax photographs — view on 1940s.nyc (opens in new tab). Images © City of New York; bulk/commercial reuse requires Archives permission.