Eaton High School is a high school in Eaton, Colorado, United States. It is a part of the Eaton School District. They have a football team known as the Eaton Reds.
In 2022, the high school relocated to a new 64-acre campus in the western part of Eaton, funded by a $128.5 million voter-approved bond passed in 2019. The former high school building is now occupied by Eaton Middle School.