Download the list of Medical spas in Illinois. Smartscrapers provides an accurate directory and the latest data on the number of Medical spas in Illinois As of December 1, 2024, Illinois has 1,364 medical spas, representing a 12.18% growth compared to 2023. Of these, 822 medical spas (60.26%) are independently owned, while 542 (39.74%) are affiliated with larger brands. The top three cities with the highest number of medical spas are Chicago, with 1,110 locations, followed by Peoria with 40, and Springfield with 27. The average age of medical spas in Illinois is 4 years and 2 months.