#1 Most Diverse Private Schools in Sioux County, IA
Unity Christian High School
Calvinist school · Grades 9–12
Largest group: 92% of students
Orange City, IA
B-Overall grade327 students15 students per teacher
2026 lists
Most Diverse Private Schools in Sioux County, IA
Private schools in Sioux County, IA with the most varied mix of students. Top 7 of 7 schools.
#2 Most Diverse Private Schools in Sioux County, IA
Ireton Christian Schools
Christian school (nondenominational) · Grades Pre-K–8
Largest group: 93% of students
Ireton, IA
B+Overall grade70 students10 students per teacher
#3 Most Diverse Private Schools in Sioux County, IA
Orange City Christian School
Calvinist school · Grades Pre-K–8
Largest group: 94% of students
Orange City, IA
B-Overall grade313 students
#4 Most Diverse Private Schools in Sioux County, IA
Rock Valley Christian School
Christian school (nondenominational) · Grades Pre-K–8
Largest group: 99% of students
Rock Valley, IA
BOverall grade202 students11 students per teacher
#5 Most Diverse Private Schools in Sioux County, IA
Trinity Christian High School
Calvinist school · Grades 9–12
Largest group: 99% of students
Hull, IA
B+Overall grade69 students8 students per teacher
#6 Most Diverse Private Schools in Sioux County, IA
Netherlands Reformed Christian School
Calvinist school · Grades Pre-K–12
Largest group: 100% of students
Rock Valley, IA
B-Overall grade422 students14 students per teacher
#7 Most Diverse Private Schools in Sioux County, IA
Hull Protestant Reformed Christian School
Christian school (nondenominational) · Grades K–8
Largest group: 100% of students
Hull, IA
BOverall grade133 students13 students per teacher
From official public records, updated October 2026.