2020 Best Catholic High Schools in Alton Community Unit School District No. 11About this List
The 2020 Best Catholic High Schools ranking is based on rigorous analysis of key statistics and millions of reviews from students and parents. Ranking factors include SAT/ACT scores, the quality of colleges that students consider, student-teacher ratio, Catholic school ratings, and more. Data sourced from the U.S. Department of Education, Niche users, and the schools directly.Read more on how this ranking was calculated.