Public schools in Clayton, MO
7 open public schools with an address in Clayton, operated by 2 education agencies. Compare size, staffing, grade spans, and school type, then confirm assignment with the district.
Public schools
7
NCES preliminary directory 2025–26
Reported students
2,411
7 schools reporting · NCES 2024–25
Median student–teacher ratio
9.4:1
Missouri median 12.3:1
Charter schools
0
0 virtual
An overview of Clayton public schools
The federal directory lists 7 public schools in Clayton, MO: 3 elementary, 1 middle, 2 high, 1 combined or other. The 7 schools that reported 2024–25 membership enrolled 2,411 students, an average of 344 per school. The largest campus is Clayton High (788 students), and the largest elementary school is Meramec Elem. (368).
Clayton operates the most schools here (6), and 2 regular districts have at least one Clayton campus. City names come from school mailing addresses, which often differ from district or municipal boundaries.
Across schools that reported staffing, the median student–teacher ratio is 9.4:1, lower than the statewide school median of 12.3:1. A ratio counts classroom-teacher FTE against total enrollment, so specialized programs and part-time staffing can move it; ask schools for actual class sizes by grade.
About 9% of students in reporting schools were eligible for free or reduced-price meals in 2024–25. This describes the community served; it is not a quality signal, and community-eligibility schools can report differently.
School districts and agencies serving Clayton
Elementary schools in Clayton
3| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Glenridge Elem. Clayton | KG–05 | 321 | 10.4:1 | |
| Meramec Elem. Clayton | KG–05 | 368 | 11.5:1 | |
| Ralph M. Captain Elem. Clayton | KG–05 | 286 | 9.2:1 |
Middle schools in Clayton
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Wydown Middle Clayton | 06–08 | 604 | 9.4:1 |
High schools in Clayton
2| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Clayton High Clayton | 09–12 | 788 | 9.9:1 | |
| Summit Academy Specl. Sch. Dst. St. Louis Co. · Alternative School | 06–12 | 44 | 4.4:1 |
Combined, early-childhood, and other schools in Clayton
1| School | Grades | Students | Ratio | Compare |
|---|---|---|---|---|
| Family Ctr. Clayton | PK–PK | 0 | 0:1 |
Student demographics
Race and ethnicity share of reported enrollment
- White60.2%
- Hispanic4.3%
- Black14.2%
- Asian11.8%
- American Indian / Alaska Native0.3%
- Native Hawaiian / Pacific Islander0%
- Multiracial9.3%
Enrollment-weighted across 6 Clayton schools with NCES CCD 2024–25 race/ethnicity counts (2,411 students). Privacy suppression can leave small gaps.
Questions about public schools in Clayton
How many public schools are in Clayton, MO?
The current NCES directory lists 7 open public schools with a location address in Clayton: 3 elementary, 1 middle, 2 high, 1 combined or other. Together they reported 2,411 students in 2024–25. The count includes charter, alternative, and special-purpose public schools; it excludes private schools.
Which school districts serve Clayton?
Schools with an address in Clayton belong to 2 education agencies, led by Clayton (6 schools), Specl. Sch. Dst. St. Louis Co. (1 school). A mailing city is not an attendance boundary; confirm the district for a specific address.
What is the largest public high school in Clayton?
Clayton High reported the largest high-school enrollment in Clayton, with 788 students in 2024–25 (grades 09–12). Size is a description of the campus, not a quality measure.
Are there charter schools in Clayton?
No school with an address in Clayton is identified as a charter school in the current NCES directory. Families may still have charter or virtual options elsewhere in Missouri.
What is the typical student–teacher ratio in Clayton schools?
The median reported student–teacher ratio across Clayton public schools is 9.4:1, lower than the Missouri school median of 12.3:1. The ratio divides enrollment by classroom-teacher FTE; it is not an average class size.
Does living in Clayton guarantee a seat at a specific school?
No. Assignment depends on the district's attendance boundaries, programs, and enrollment rules, which can split a city or cross city lines. Use the district profile and its official boundary or school-locator tool to confirm the assigned school for an exact address.
Nearby Missouri cities
Sources: NCES Common Core of Data 2025–26 preliminary directory (schools, grades, addresses, charter status) and 2024–25 nonfiscal files (enrollment, teachers, race/ethnicity, meal eligibility); Civil Rights Data Collection 2021–22 (AP and computer science). Cities are grouped by school mailing address. Methodology · All Missouri cities