Tri-Valley School District

Do you have a child involved in the athletic program at Tri-Valley in grades 7-12? Consider becoming a member of the Booster Club. This is a group of parent and community volunt...

A Google form has been created and shared for members of the community to be able to complete a Mustang Shout-Out for a staff member for displaying one of our four Mustang Way Cor...

The South Dakota Department of Health requires 6th grade students to get updated vaccinations. Be sure to schedule these and submit your child's updated immunizations to the Tri-...

Big Sioux Media will now be covering all Tri-Valley HOME events for both basketball and wrestling. More information on how to see both live and events archives of past events can...

Tri-Valley teachers in grades 5-12 use the Infinite Campus student management system to record student progress, post grades, attendance, and high school students can access unoff...