307 West 71 Street
Lincoln Square, Manhattan
Parcel ID (BBL): 1011830127
Owner: Alex Kim
Acquired: August 04, 2023, $8 million
Debt: August 04, 2023, $5.4 million
Built: 1896
SF: 4,960
Dwelling units: 10
No. of buildings: 1
Class: Over Six Families Without Stores (C1)
Floors: 5
HPD Ownership Registration Information
Last registered: 2025-11-26 (expires 2026-09-01)
Sj Marketing And Management Llc
Corporate Owner
307 W 71ST STREET New York, NY, 10023
Site Manager
Sungyoon Kim
Shareholder
544 Route 13 Prattsville, NY, 12468
Transactions:
• Alex Kim borrowed $5.4 million from Rosenthal & Rosenthal for 307 West 71st Street, Lincoln Square, Manhattan on August 04, 2023.
• Sung Yoon Kim and Alex Kim sold 307 West 71st Street, Lincoln Square, Manhattan for $8 million to Alex Kim on August 04, 2023.
Development:
• William Knight filed plans for alteration in Lincoln Square, Manhattan, on July 28, 2021.
• William Knight filed plans for alteration in Lincoln Square, Manhattan, on September 16, 2019.
• Alex Kim filed plans for alteration in Lincoln Square, Manhattan, on September 16, 2019.
• William Knight filed plans for alteration in Lincoln Square, Manhattan, on September 10, 2019.
• William Knight filed plans for alteration in Lincoln Square, Manhattan, on September 10, 2019.
Violations:
According to city public data, the properties have received $500 in OATH penalties in the last year.