Manhattan, NY 10065
Property records from NYC Department of Buildings, HPD, DOF & more
425 EAST 66 ST is a property located at 425 EAST 66 ST, Manhattan, NY 10065. It is classified as a hospital - miscellaneous. The building was constructed in 1987. The building has 16 floors. The building area is 355,065 square feet on a 28,119 sqft lot. The property is zoned R9. The assessed market value is $151.1M. The owner on file is MEMORIAL SLOAN-KETTERING. There are 20 building permits on record (10 active). There are 20 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.
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+ 15 more violations on record — view full report
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Get Free ReportThe building at 425 EAST 66 ST, Manhattan, NY 10065 was constructed in 1987. It is classified as a hospital - miscellaneous with 16 floors. The building area is 355,065 sqft.
Yes. 425 EAST 66 ST, Manhattan, NY 10065 has 20 building permits on record, with 10 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a dob_now_job_other (APPROVED) filed May 27, 2026.
Yes. 425 EAST 66 ST, Manhattan, NY 10065 has 20 violations on record, with 0 currently open. Breakdown: 17 DOB, 3 ECB. Sources: NYC DOB, HPD, and ECB/OATH.
425 EAST 66 ST, Manhattan, NY 10065 has an assessed market value of $151.1M and a total assessed value of $68M (land: $7.1M). Assessment data is from the NYC Department of Finance (DOF).
425 EAST 66 ST, Manhattan, NY 10065 is zoned R9. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.
The owner on record for 425 EAST 66 ST, Manhattan, NY 10065 is MEMORIAL SLOAN-KETTERING (X). Ownership data is from NYC Department of Finance assessment rolls.
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