Union High School is a small rural public high school in La Porte City, Iowa part of the Union Community School District. Union High School enrolled 324 students in the 2021-22 school year. The school day is divided into six periods while the school year functions on three twelve-week trimesters. Drew Hemesath, bassist for American hardcore band Method, graduated from Union High School in 2008.
There are a wide variety of extra-curricular activities at Union including Fine Arts Programs and Varsity Athletics. The Union Speech Team has distinguished itself by winning multiple Speech Banners at the All-State level.
The Knights compete in the North Iowa Cedar League Conference in the following sports: