Thornton High School is the name of numerous high schools in the United States, including:
- Thornton High School (Colorado) in Thornton, Colorado
- Thornton Township High School in Harvey, Illinois
- Thornton Fractional South High School in Lansing, Illinois
- Thornton Fractional North High School in Calumet City, Illinois
- Thornton High School in the Jefferson Union High School District in Daly City, California
- Thornton High School (Iowa), a defunct high school in Thornton, Iowa
This disambiguation page lists articles about schools, colleges, or other educational institutions which are associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.