St. Louis University High School
| St. Louis University High School | |
|---|---|
| Address | |
4970 Oakland Avenue , 63110 United States | |
| Coordinates | 38°37′41″N 90°16′01″W / 38.6281°N 90.2669°W |
| Information | |
| School type | Private secondary |
| Motto | Religioni et Bonis Artibus Religion and the Fine Arts Ad Majorem Dei Gloriam For The Greater Glory of God Men for Others |
| Religious affiliation(s) | Roman Catholic, Jesuit |
| Established | 1818 |
| Founder | Louis Guillaume Valentin Dubourg (as St. Louis Academy) |
| President | Alan R. Carruthers |
| Principal | Rev. Matthew Stewart, SJ |
| Teaching staff | 100 |
| Grades | 9 to 12 |
| Gender | Male |
| Enrollment | 1024 (2023–2024) |
| Average class size | 19.5 |
| Student to teacher ratio | 11:1 |
| Athletics conference | Metro Catholic Conference |
| Mascot | Jr. Billiken |
| Rivals | Christian Brothers College High School, De Smet Jesuit High School |
| Accreditation | ISSL, ISACS, NAIS, North Central Association of Colleges and Schools |
| Publication | “The Prep News”, Sisyphus, "Gadfly", SLUH Magazine, President's Gratitude Report |
| Newspaper | The Prep News |
| Yearbook | The Dauphin |
| Tuition | $19,750 (2022–23) |
| Website | sluh.org |
St. Louis University High School (SLUH) is an all-male Jesuit high school in St. Louis, Missouri. Founded in 1818, it is the oldest secondary educational institution in the United States west of the Mississippi River, and one of the largest private high schools in Missouri. It is located in the Archdiocese of St. Louis.