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Althoff At A Glance



  • 98% of students go on to college (5-year average)
  • Class of 2018 ACT Scores: Top 10% - 31, Top 20% - 28.6, Top 30% 27.2
  • 32 Advanced College Credits available through the Saint Louis University 1-8-1-8 program
  • Each year students are offered an average of $120,00 each in college scholarships (5-year average)

HONors gpa

Students who take Honors level courses receive an extra 1.87 credits per course, per semester, for grades of a "C" or higher. This is computed and averaged at the semester. An Honors GPA is reported, as well as a regular GPA. Students at Althoff Catholic taking Honors courses receive a weighted rank and a regular class rank.


Grading scale

100-92.50 = A
92.49-84.50 = B
84.9-76.50 = C
76.49-68.50 = D
68.49 & Below = F

GPA is computed on A=4, B=3, C=2, D=1. No plus or minus grades are used.

Extracurricular Activities

  • More than 30 clubs in the following categories: academic, arts, community services, leadership music and journalism.
  • 13 sports teams for boys and 12 sports teams for girls 

2018-2019 enrollment

Freshmen: 78
Sophomores: 78
Juniors: 105
Seniors: 81

Student - Teacher Ratio


Percentage of teachers with advanced degrees



We are called by Jesus Christ to educate young people, in the Catholic tradition, to lead successful, faith-filled lives.


Rooted in Jesus Christ and Catholic values we aspire to achieve our personal best in all we do. 


For generations to come, Althoff Catholic High School will be a vibrant, Christ-centered, learning community for young men and women. We will be the school of choice for families who know that academic rigor and faith formation in a small, family-like environment, right here in our own community, is what is best for their child.