Crystal Lake had 12 sales during the week of Tuesday, May 12 to Monday, May 18, including including 8 single family homes for sale with an average list price of $470,487.38, 1 townhouse for sale with a list price of $357,900, 2 condos for sale with an average list price of $172,500, and 1 lot for sale with a list price of $200,000.