Later the "Union" was dropped, shortening the name to "The Dalles Wahtonka High School".

In 2012, the Oregon State Board of Education adopted a rule to ban the use of Native American names and imagery for use in school mascots.

The Dalles High School also offers students Advanced Placement Courses[6] as another means to earn accredited college credit prior to graduating High School.

The Dalles High School also offers six current career and technical education (C.T.E) programs and currently is in the process of adding a seventh[8] for students to participate in.

The Dalles High School currently fields 21 sports teams sponsored by OSAA.