Catholic SchoolHighRoman Catholic

Marquette Catholic High School

219 E 4th St, Alton, IL 62002

Grades
9–12
High
Students
371
Enrolled 2024–25
Students per teacher
92.8 : 1
Full-time teachers
District
Catholic School
Madison County

About Marquette Catholic High School

Marquette Catholic High School is a high school in Alton, Illinois, serving grades 9–12. The school is located in a small suburb in Madison County.

In the 2024–25 school year, 371 students were enrolled, with about 92.8 students for every full-time teacher. That ratio is larger than the typical Illinois high school (13.3 students per teacher). It is affiliated with the Roman Catholic tradition.

Grades

Highlighted: grades offeredGrades 9–12

Location & nearby schools

219 E 4th St
Alton, IL 62002
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School details

Type
Catholic School · What this means
Religious affiliation
Roman Catholic
Level
High
Grades offered
9–12
Enrollment (2024–25)
371 students
Students per teacher
92.8 to 1
Locale
Suburb — Small
County
Madison County
NCES private school ID
00348716

Schools near Marquette Catholic High School

All 12 schools in Alton →
Bissell Hall
Public · Grades 6–12 · 22 students
4.8 mi
Twin Rivers
Public · Grades 6–12 · 10 students
4.8 mi

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.