Schools go Results Found: 3 Button group with nested dropdown River Trails School District 26 1900 E. Kensington Rd. Mount Prospect IL 60056 (847) 297-4120 x120 Mount Prospect School District 57 701 W. Gregory Street Mount Prospect IL 60056 (847) 394-7300 Harper College 1200 W. Algonquin Road Palatine IL 60067 (847) 925-6000