#1 Best Private Schools in Sioux County, IA
Ireton Christian Schools
Christian school (nondenominational) · Grades Pre-K–8
Growing: enrollment up 19% since 2011–12
Ireton, IA
B+Overall grade70 students10 students per teacher
2026 lists
Best Private Schools in Sioux County, IA
Private schools in Sioux County, IA with the highest overall grades. Top 7 of 7 schools.
#2 Best Private Schools in Sioux County, IA
Trinity Christian High School
Calvinist school · Grades 9–12
Smaller classes than 60% of Christian schools nationwide
Hull, IA
B+Overall grade69 students8 students per teacher
#3 Best Private Schools in Sioux County, IA
Rock Valley Christian School
Christian school (nondenominational) · Grades Pre-K–8
Serving families in Rock Valley since at least 2011
Rock Valley, IA
BOverall grade202 students11 students per teacher
#4 Best Private Schools in Sioux County, IA
Hull Protestant Reformed Christian School
Christian school (nondenominational) · Grades K–8
Serving families in Hull since at least 2011
Hull, IA
BOverall grade133 students13 students per teacher
#5 Best Private Schools in Sioux County, IA
Orange City Christian School
Calvinist school · Grades Pre-K–8
Growing: enrollment up 28% since 2011–12
Orange City, IA
B-Overall grade313 students
#6 Best Private Schools in Sioux County, IA
Unity Christian High School
Calvinist school · Grades 9–12
Serving families in Orange City since at least 2011
Orange City, IA
B-Overall grade327 students15 students per teacher
#7 Best Private Schools in Sioux County, IA
Netherlands Reformed Christian School
Calvinist school · Grades Pre-K–12
Serving families in Rock Valley since at least 2011
Rock Valley, IA
B-Overall grade422 students14 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.