CLS offers a junior varsity (5/6 grade) and varsity (7/8 grade) basketball program for boys and girls.
Volunteer/parent coaches head up the program. Teams practice 2-3 nights a week beginning in November. The season ends in early to mid February with the Iowa District East (IDE) basketball tournament. (Conference schools share tournament hosting responsibilities)
CLS competes against other conference schools (Lutheran Interparish School in Williamsburg, Trinity Davenport, Cedar Rapids Trinity, Community Lutheran School in Readlyn, Valley Lutheran in Cedar Falls) and some non conference play (Isaac Newton Christian Academy, Heritage Christian Academy, Cedar Valley Christian, Rockets Home School).