Mehlville High School at a glance
- National rank: #12,033 (2026-27 edition)
- Missouri rank: #223
- Previous edition: Down from #6,997 in 2021-22
- Graduation rate: 89.4%
- Students: 1,388
Ranks are from the 2026-27 U.S. News & World Report Best High Schools edition. How HighSchoolTrends uses this data.