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Althoff Catholic High School

Belleville, Illinois · Grades 9 to 12

Roman Catholic

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School facts

Address	5401 W Main St, Belleville, IL 62226
Phone	(618) 235-1100
Grades	9 to 12
Students	335
Teachers (full-time equivalent)	22.3
Students per teacher	15.0
Religious affiliation	Roman Catholic
Catholic school type	Diocesan
Diocese	Diocese of Belleville, IL
School type	Regular
Coed or single-sex	Coed
Level	Secondary

Source: NCES Private School Universe Survey, 2023-24 public-use file (NCES school ID 00345748). Details may have changed since the survey. Schools can update them by claiming this profile.