Principia School
PrivateOtherGrades PK–12Religious
13201 Clayton Rd, Saint Louis, MO 63131 · (314) 514-3130
Town and Country’s School Grade A better than 90% of Missouri school districts
Students
502
Students per teacher
9:1
Setting
Suburb
Grades
PK–12
What stands out about Principia School
- Small classes: 9 students per teacher
- Private school: it doesn’t take Missouri’s state tests
Location
Directions ↗13201 Clayton Rd, Saint Louis
Students
Enrollment by grade
Pre-K79
Kindergarten20
Grade 116
Grade 213
Grade 323
Grade 424
Grade 529
Grade 627
Grade 740
Grade 829
Grade 934
Grade 1044
Grade 1161
Grade 1263
Who goes here
White 63%Black 20%Two or more races 7%Hispanic 6%Asian 4%Native Hawaiian/Pacific Islander <1%
As reported to NCES, share of students with a reported race or ethnicity.
Parents talk
Questions and answers about Principia School from Town and Country families.
School facts: U.S. Department of Education (NCES), 2023–2024 school year. Map: © OpenStreetMap contributors.