CLAYTON HIGH

High school·Grades 9-12 Clayton, Missouri·63105
Score
99.1/100
Compare CLAYTON HIGH with another school
#3
Among 286 Missouri high schools
Top 2%
In Missouri

Score 99.1/100: better than 99% of Missouri high schools on 2024-25 state tests. Schools are only compared with others of the same type in the same state. How we score schools

Performance (state tests, 2024-25)

% Proficient or Advanced on state tests in Missouri, all students. Colored bars are green when the school is at or above the average for similar Missouri schools.

English language arts
83%
Similar Missouri schools ≈ 54%, better than 98% of them
215 students tested
Math
79%
Similar Missouri schools ≈ 42%, better than 98% of them
299 students tested
Science
73%
Similar Missouri schools ≈ 39%, better than 99% of them
186 students tested
All Missouri schools (ELA / math)
45% / 44%
State average across every school type, 2024-25
All 9 published results by grade and test

As published by Missouri Department of Elementary and Secondary Education. "Hidden" means the state didn't publish the result to protect student privacy.

SubjectGradeTestResultStudents tested
English language artsHigh schoolMAP83219
English language artsAll gradesMAP82.7215
MathHigh schoolMAP73.9208
MathHigh schoolMAP90.292
MathAll gradesMAP78.5299
ScienceHigh schoolMAP72.9185
ScienceAll gradesMAP72.5186
Social studiesHigh schoolMAPhidden (small group)187
Social studiesAll gradesMAPhidden (small group)186

School profile

Grades
9-12
Students
844
Type
High school
Charter school
No
Program
Regular

Students

Enrollment
844
Typical high school: 247
Free or reduced-price lunch
8%
Typical high school: 43%

District and location

School district
City
St. Louis County

Contact

Address
#1 MARK TWAIN CIRCLE
Clayton, MO 63105

"Typical" is the middle (median) high school in Missouri. Higher or lower is not in itself better or worse. Address, phone and website are as the state reported them to the U.S. Department of Education for 2024-25, so check with the school before visiting. School details: U.S. Department of Education, Common Core of Data (enrollment 2023-24, lunch eligibility 2024-25).

Nearby high schools

Straight-line distance. Check the district's attendance zones: living close to a school doesn't guarantee a place.

Location

OpenStreetMap · Google Maps

CLAYTON HIGH at a glance

CLAYTON HIGH is a public high school in Clayton, Missouri, serving grades 9-12. It is part of the Clayton school district. It has about 844 students (a typical Missouri high school has 247). About 8% of students are eligible for free or reduced-price lunch, compared with 43% at a typical Missouri high school, which is useful context when reading test results.

In 2024-25 state tests, 83% in English language arts (similar schools: 54%) and 79% in math (similar schools: 42%) reached the state standard (% Proficient or Advanced). On our score, which compares it only with other Missouri high schools, it scores 99.1 out of 100: better than 99% of them, ranking #3 of 286. Its English language arts result rose by 14 points from the year before. This overview is generated automatically from published state and federal data; figures are rounded, and you can check the originals via the official sources above.

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Page updated 2026-10-12.