East 23 Street, S901, Manhattan 10010
This property may be subject to NYC’s non-primary residence (pied-à-terre) surcharge.
No photo available from open sources
- Market value (FY27)
- $1,546,606
- Estimated annual surcharge
- If non-primary, est. $61,864/yr · 4.0% tier (Class 2, $1M–$3M)
- Owner of record
- South Tower 121 Llc
- Borough
- Manhattan
- Block / Lot
- 878 / 1144
- BBL (PARID)
1008781144- Tax class
- 2
- Building class
- R4
- Apartment
- S901
- Condo number
- 102633
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 December 15, 2025 for $6,125,000. Klingbaum, Leonard → South Tower 121 LLC
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Seller Klingbaum, Leonard6 Lyndale Park, Westport, CT 068801228
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Buyer South Tower 121 LLC121 East 22nd Street, S901, New York, NY 10010
Public ACRIS deed records and HPD registration data. LLC officers are not published by New York State; parties and addresses shown are as recorded.
- Corporate/trust owner
- Coop/condo abatement
- Residency exemption
- Over surcharge threshold
- Likely non-primary