The condo at 520 Park Avenue has a sale price of $79 million and encompasses 8,300 square feet. It is located in the Lenox Hill market, representing a significant transaction within the luxury residential sector.

Summary of transaction details:

• Property Type: Condo
• Transaction Amount: $79,000,000
• Sale Price: $79,000,000
• Square Footage: 8,300
• Price Per Square Foot: $9,518
• Address: 520 Park Avenue
• Market: Lenox Hill
• Seller: Arthur Zeckendorf & William Zeckendorf - Zeckendorf Development
• Buyer's Representative: Louis Buckworth & Hannah Bomze - Casa Blanca

This transaction features Arthur Zeckendorf and William Zeckendorf as sellers, representing Zeckendorf Development. The deal is noteworthy as it marks the final sponsor sale in the building, which has achieved a total of $1.05 billion in sales across 35 residences. The undisclosed buyer will join notable neighbors, including the founder of Dyson.