#25 Best Private Schools in South Dakota
Zion Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–5
Serving families in Rapid City since at least 2011
Rapid City, SD
BOverall grade135 students15 students per teacher
2026 lists
Best Private Schools in South Dakota
Private schools in South Dakota with the highest overall grades. Top 42 of 42 schools.
#26 Best Private Schools in South Dakota
St. Michael School
Diocesan school · Grades Pre-K–6
Serving families in Sioux Falls since at least 2011
Sioux Falls, SD
BOverall grade187 students10 students per teacher
#27 Best Private Schools in South Dakota
Great Plains Lutheran High School
Lutheran (Wisconsin Synod) school · Grades 9–12
The smallest classes of any Christian school in Watertown
Watertown, SD
BOverall grade137 students11 students per teacher
#28 Best Private Schools in South Dakota
Roncalli Primary School
Parish school · Grades Pre-K–1
Serving families in Aberdeen since at least 2011
Aberdeen, SD
BOverall grade86 students17 students per teacher
#29 Best Private Schools in South Dakota
O'Gorman Junior High School
Diocesan school · Grades 7–8
One of 4 Catholic schools in Sioux Falls
Sioux Falls, SD
BOverall grade329 students12 students per teacher
#30 Best Private Schools in South Dakota
Mitchell Christian School
Christian school (nondenominational) · Grades Pre-K–12
One school from pre-K through 12th grade
Mitchell, SD
BOverall grade147 students10 students per teacher
#31 Best Private Schools in South Dakota
Rapid City Catholic School System
Diocesan school · Grades Pre-K–12
One of the 3 largest Catholic schools in South Dakota
Rapid City, SD
BOverall grade650 students12 students per teacher
#32 Best Private Schools in South Dakota
St. Elizabeth Seton School
Diocesan school · Grades K–5
One of the most diverse private schools in South Dakota
Rapid City, SD
B-Overall grade285 students13 students per teacher
#33 Best Private Schools in South Dakota
Roncalli Jr. & Sr. High School
Parish school · Grades 6–12
The smallest classes of any Catholic school in Aberdeen
Aberdeen, SD
B-Overall grade232 students11 students per teacher
#34 Best Private Schools in South Dakota
Roncalli Elementary School
Parish school · Grades 2–5
Serving families in Aberdeen since at least 2011
Aberdeen, SD
B-Overall grade169 students11 students per teacher
#35 Best Private Schools in South Dakota
Roncalli Primary School
Parish school · Grades Pre-K–12
One of the 3 largest Catholic schools in South Dakota
Aberdeen, SD
B-Overall grade482 students13 students per teacher
#36 Best Private Schools in South Dakota
St. Martins Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
The largest Christian school in Watertown
Watertown, SD
B-Overall grade164 students16 students per teacher
#37 Best Private Schools in South Dakota
Sioux Falls Lutheran School
Lutheran (Missouri Synod) school · Grades K–12
One of the 3 largest Christian schools in South Dakota
Sioux Falls, SD
B-Overall grade295 students11 students per teacher
#38 Best Private Schools in South Dakota
Sioux Falls Christian Schools
Christian school (nondenominational) · Grades Pre-K–12
The largest of 30 Christian schools in South Dakota
Sioux Falls, SD
B-Overall grade1,382 students17 students per teacher
#39 Best Private Schools in South Dakota
St. Mary Catholic School
Diocesan school · Grades Pre-K–12
90% of graduates go to four-year colleges
Dell Rapids, SD
B-Overall grade222 students14 students per teacher
#40 Best Private Schools in South Dakota
Aberdeen Catholic Schools
Parish school · Grades Pre-K–12
One of the 3 largest Catholic schools in South Dakota
Aberdeen, SD
B-Overall grade482 students13 students per teacher
#41 Best Private Schools in South Dakota
Sioux Falls Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–12
One of the 3 largest Christian schools in South Dakota
Sioux Falls, SD
B-Overall grade301 students13 students per teacher
#42 Best Private Schools in South Dakota
Sioux Falls Catholic School
Parish school · Grades Pre-K–12
The largest of 24 Catholic schools in South Dakota
Sioux Falls, SD
B-Overall grade2,231 students22 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.