The Clark Elementary School, preschool through grade 4, is located at the corners of North Idaho Street and 2nd Avenue NW. Their phone number is 605-532-3606.
The Clark Senior and Junior High Schools, grades 5 - 12, is located at 220 N. Clinton Street. The school can be reached at 605-532-3603.
The schools of Clark and Willow Lake coop their sports teams and are known as the Clark - Willow Lake Cyclones.
The school's website is www.clarkschooldistrict.org.