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Summer School

Phone: 720-972-4172


High School Summer School Registration Opens Wednesday May 11th, 2022. 

Starting May 11th, families and students can register for High School Summer School using an online registration form.  Further information regarding Summer School and how to sign up will be sent out to families and can be found here.   Registration closes at noon on June 1st, 2022. 

High School Summer School is at Thornton High School and runs from June 6th-July 1st. Classes are held from 8:00-12:30.  Transportation can be provided from all middle school (except the International School at Thornton Middle) and is free for all students. 

Session 1 (Semester 1 Courses): June 6th-June 17th

Session 2 (Semester 2 Courses): June 20th-July 1st

Session 1 (Semester 1) Course Offerings Session 2 (Semester 2) Courses Offerings
English 9 English 9
English 10 English 10
American Lit and Comp American Lit and Comp
English 12 English 12
US History US History
World History World History
US Government Economics
Integrated Math 1 Integrated Math 1
Integrated Math 2 Integrated Math 2
Integrated Math 3 Integrated Math 3
Biology Biology
Chemistry Chemistry
Lifetime Fitness Healthy Choices

Middle School Summer School will be 8th Grade Only. 

Registration for Middle School Summer School will be by recommendation only from schools.  Please review the Middle School Summer School page for more information.