The property involved in this transaction is a single-family mansion located at 255 North Green Bay Road in Lake Forest. This asset spans 15,000 square feet and sits on a 5.4-acre lot. The final sale price was $5,700,000, with a price per square foot of $380.

Summary of transation details:

• Property Type: Single Family
• Transaction Amount: $5,700,000
• Address: 255 North Green Bay Road
• Market: Lake Forest
• Square Footage: 15,000
• Acres: 5.4
• Price Per Square Foot: $380
• Seller: Kevork Derderian - The Casati Family
• Seller's Representative: Jennifer Ames - Engel & Völkers Chicago
• Broker: Mona Hellinga - @properties Christie’s International Real Estate

Mona Hellinga represented the buyer in this transaction, while Jennifer Ames acted on behalf of the sellers, the heirs of Roland Casati, who had owned the historic estate since 1971. The transaction followed multiple price reductions from an initial listing of $10 million.