#25 Most Diverse Private Schools in South Dakota
Roncalli Primary School
Parish school · Grades Pre-K–1
Largest group: 91% of students
Aberdeen, SD
BOverall grade86 students17 students per teacher
2026 lists
Most Diverse Private Schools in South Dakota
Private schools in South Dakota with the most varied mix of students. Top 45 of 45 schools.
#26 Most Diverse Private Schools in South Dakota
Aberdeen Catholic Schools
Parish school · Grades Pre-K–12
Largest group: 92% of students
Aberdeen, SD
B-Overall grade482 students13 students per teacher
#27 Most Diverse Private Schools in South Dakota
Roncalli Primary School
Parish school · Grades Pre-K–12
Largest group: 92% of students
Aberdeen, SD
B-Overall grade482 students13 students per teacher
#28 Most Diverse Private Schools in South Dakota
Sioux Falls Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–12
Largest group: 92% of students
Sioux Falls, SD
B-Overall grade301 students13 students per teacher
#29 Most Diverse Private Schools in South Dakota
Roncalli Elementary School
Parish school · Grades 2–5
Largest group: 92% of students
Aberdeen, SD
B-Overall grade169 students11 students per teacher
#30 Most Diverse Private Schools in South Dakota
St. Thomas More Catholic School
Parish school · Grades Pre-K–4
Largest group: 92% of students
Brookings, SD
B+Overall grade74 students7 students per teacher
#31 Most Diverse Private Schools in South Dakota
Good Shepherd Lutheran
Lutheran (Wisconsin Synod) school · Grades K–8
Largest group: 92% of students
Sioux Falls, SD
B+Overall grade52 students10 students per teacher
#32 Most Diverse Private Schools in South Dakota
Red Cloud Indian School
Diocesan school · Grades K–12
Largest group: 93% of students
Pine Ridge, SD
A+Overall grade435 students7 students per teacher
#33 Most Diverse Private Schools in South Dakota
Mitchell Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 93% of students
Mitchell, SD
BOverall grade147 students10 students per teacher
#34 Most Diverse Private Schools in South Dakota
St. Pauls Lutheran School
Lutheran (Wisconsin Synod) school · Grades K–8
Largest group: 93% of students
Rapid City, SD
BOverall grade127 students13 students per teacher
#35 Most Diverse Private Schools in South Dakota
Roncalli Jr. & Sr. High School
Parish school · Grades 6–12
Largest group: 94% of students
Aberdeen, SD
B-Overall grade232 students11 students per teacher
#36 Most Diverse Private Schools in South Dakota
St. Agnes Elementary School
Diocesan school · Grades Pre-K–5
Largest group: 94% of students
Vermillion, SD
B+Overall grade88 students10 students per teacher
#37 Most Diverse Private Schools in South Dakota
St. Mary Catholic School
Diocesan school · Grades Pre-K–12
Largest group: 95% of students
Dell Rapids, SD
B-Overall grade222 students14 students per teacher
#38 Most Diverse Private Schools in South Dakota
Aberdeen Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 95% of students
Aberdeen, SD
BOverall grade206 students8 students per teacher
#39 Most Diverse Private Schools in South Dakota
St. Lawrence School
Parish school · Grades Pre-K–6
Largest group: 95% of students
Milbank, SD
BOverall grade91 students10 students per teacher
#40 Most Diverse Private Schools in South Dakota
Calvary Christian School
Baptist school · Grades Pre-K–5
Largest group: 96% of students
Rapid City, SD
BOverall grade186 students11 students per teacher
#41 Most Diverse Private Schools in South Dakota
St. Martins Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 98% of students
Watertown, SD
B-Overall grade164 students16 students per teacher
#42 Most Diverse Private Schools in South Dakota
St. Joseph Indian School
Independent Catholic school · Grades 1–8
Largest group: 100% of students
Chamberlain, SD
B+Overall grade134 students7 students per teacher
#43 Most Diverse Private Schools in South Dakota
Our Lady of Lourdes Elementary
Parish school · Grades K–8
Largest group: 100% of students
Porcupine, SD
BOverall grade113 students9 students per teacher
#44 Most Diverse Private Schools in South Dakota
Pierre Indian Learning Center
Alternative school · Grades 1–8
Largest group: 100% of students
Pierre, SD
BOverall grade107 students6 students per teacher
#45 Most Diverse Private Schools in South Dakota
Windswept Academy
Christian school (nondenominational) · Grades K–11
Largest group: 100% of students
Eagle Butte, SD
A-Overall grade61 students8 students per teacher
From official public records, updated October 2026.