321 East 17 Street
Gramercy, Manhattan
Parcel ID (BBL): 1009230015
Owner: Borough Developers
Acquired: January 06, 2025, $6 million
Built: 1910
Renovated: 1988
SF: 6,651
Dwelling units: 3
No. of buildings: 1
Class: Staff Facilities (I4)
Floors: 5
HPD Ownership Registration Information
Last registered: 2025-12-03 (expires 2026-09-01)
Ari Koth
Head Officer
185 MARCY AVE 31A Brooklyn, NY, 11211
Three One Three Llc
Corporate Owner
185 MARCY AVE 31A Brooklyn, NY, 11211
Ari Koth
Agent
185 MARCY AVE 31A Brooklyn, NY, 11211
Ari Koth
Site Manager
Transactions:
• Mount Sinai sold 321 East 17th Street, Gramercy, Manhattan for $6 million to Joyland Group on January 06, 2025.
Development:
• Borough Developers filed major alteration job M01159581 for 6,651 sqft R-2 building with 9 apartments in Gramercy, Manhattan, on December 27, 2024.
• William Knight filed alteration job M00664602 for 95 sqft building with 7 apartments in Gramercy, Manhattan, on January 31, 2022.
• Jay Schofield filed alteration job M00574776 for 465 sqft J-2 building with 3 apartments in Gramercy, Manhattan, on October 20, 2021.
• Louis Concepcion filed alteration job 104908414 for building with 7 apartments in Gramercy, Manhattan, on September 24, 2007.