Clayton High at a glance
- National rank: #308 (2026-27 edition)
- Missouri rank: #3
- Previous edition: Up from #342 in 2022-23
- Graduation rate: 97.1%
- Students: 788
Ranks are from the 2026-27 U.S. News & World Report Best High Schools edition. How HighSchoolTrends uses this data.