Trinity Christian High School is a private, Calvinist high school affiliated with the Protestant Reformed Churches in America in Hull, Iowa, United States, serving students in grades 9–12.

Western Christian High School is the other.

Trinity Christian was founded in 2008,[6] as a successor to Northwest Iowa Protestant Reformed School and secondary school for Hull Protestant Reformed Christian School.

[7] The school joined the War Eagle Conference in 2013 and also attained Iowa Board of Education special accreditation that year.

[10] The Tigers compete in the following sports in the War Eagle Conference:[11]