Thornton Middle School is located in Thornton, CO and is one of 14 middle schools in Northglenn-thornton School District No. 12 In The County O. It is a public school that serves 674 students in grades 6-8. See Thornton Middle School's test results
to learn more about school performance.
In 2011, Thornton Middle School had 17 students for every full-time equivalent teacher. The Colorado average is 17 students per full-time equivalent teacher.