Althoff Catholic High School

Althoff is a diocesan Catholic high school serving students who primarily desire to pursue, in a Catholic environment, a strong academic program that will prepare them for post-secondary education.
The school's strength and its future lie in its Catholic heritage, the diverse backgrounds of its students and faculty, and its high academic standards.
Through a process of faith formation and challenging educational experiences, faculty and staff strive to empower students not only with academic and technological skills, but also with skills for living.
Members of the Althoff Catholic High School community share a deep and abiding respect for the individual and are committed to the spiritual, moral, physical, social and intellectual development of the person.
We foster the crusader spirit that exists in each of us to serve God and neighbor.

Top Placements

Althoff Catholic High School places among the top 20% of private schools in Illinois for:

School Overview

School Membership(s)School Assoc.Other school association(s)
Religious AffiliationRoman Catholic
Grades OfferedGrades 9-12

Student Body

Total Students380 students
Student Body TypeCo-ed
% Students of Color
30%
State avg.: 31%
Students by Grade Althoff Catholic High School Student By Grade

Academics and Faculty

Total Classroom Teachers28 teachers
Student : Teacher Ratio14:1
National avg.: 13:1

Finances and Admission

Admission DeadlineNone / Rolling

School Notes

  • Althoff is a diocesan Catholic high school serving students who primarily desire to pursue, in a Catholic environment, a strong academic program that will prepare them for post-secondary education. The school's strength and its future lie in its Catholic heritage, the diverse backgrounds of its students and faculty, and its high academic standards. Through a process of faith formation and challenging educational experiences, faculty and staff strive to empower students not only with academic and technological skills, but also with skills for living. Members of the Althoff Catholic High School community share a deep and abiding respect for the individual and are committed to the spiritual, moral, physical, social and intellectual development of the person. We foster the crusader spirit that exists in each of us to serve God and neighbor.
Show me:
Show me:
  • School Location Miles Grades Students
  • Freeport
    Grades: PK-12 | 239 students
    259.3 miles
    1419 S Galena Ave
    Freeport, IL 61032
    (815) 235-3154
    259.3 PK-12
    239
  • Lake Forest
    Grades: 9-12 | 435 students
    279.1 miles
    1500 W Kennedy Rd
    Lake Forest, IL 60045
    (847) 615-3248
    279.1 9-12
    435
  • Lansing
    Grades: 9-12 | 472 students
    246.1 miles
    2261 Indiana Ave
    Lansing, IL 60438
    (708) 474-0515
    246.1 9-12
    472
  • Peoria
    Grades: 9-12 | 777 students
    153.8 miles
    5105 N Sheridan Road
    Peoria, IL 61614
    (309) 691-8741
    153.8 9-12
    777
  • Winnetka
    Grades: PK-12 | 406 students
    272.3 miles
    315 Waukegan Rd
    Winnetka, IL 60093
    (847) 446-5252
    272.3 PK-12
    406

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Did You Know?
The average private school tuition in Illinois is $6,286 for elementary schools and $12,555 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Illinois is 91% (read more about average acceptance rates across the country).