Catholic School CompassTrue north for Catholic families.
Aerial view of Althoff Catholic High School
Aerial imagery: U.S. Geological Survey (public domain). USGS

Catholic high school

Althoff Catholic High School

  • LocationBelleville, IL
  • Type and sizeDiocesan school · Grades 9–12 · 335 students
Official website

Althoff Catholic High School in Belleville, Illinois, is a Catholic high school of the Diocese of Belleville. The school describes a weekly all-school Mass on Wednesdays, a campus chapel used for Eucharistic adoration, penance services twice a year, and a morning prayer each school day. Every student takes four years of theology. Freshmen and sophomores complete 3 hours of community service each semester, and seniors complete a three-week full-time service project required for graduation.

Catholic churches nearby

Map of Althoff Catholic High School, its Catholic center and nearby Catholic churches1 mi2 mi3 miSaint Henry Catholic Church: 0.1 mi1Our Lady Of Mercy Chapel: 0.3 mi2Our Lady Queen of Peace Catholic Church: 0.5 mi3Saint Augustine of Canterbury Catholic Church: 1.4 mi4Blessed Sacrament Catholic Church: 2.0 mi5Saint Mary Catholic Church: 2.5 mi6Campus Ministry, Althoff Catholic High School: 2.0 miAlthoff Catholic High School (campus)N1 mi
CampusCatholic centerCatholic church (numbered below)Open a street map ›
  1. Saint Henry Catholic Church — 0.1 mi · 5315 West Main Street, Belleville
  2. Our Lady Of Mercy Chapel — 0.3 mi
  3. Our Lady Queen of Peace Catholic Church — 0.5 mi · 5923 North Belt West, Belleville
  4. Saint Augustine of Canterbury Catholic Church — 1.4 mi · 1910 West Belle Street, Belleville
  5. Blessed Sacrament Catholic Church — 2.0 mi · 8707 West Main Street, Belleville
  6. Saint Mary Catholic Church — 2.5 mi · 1706 West Main Street, Belleville

Within 3 miles, as mapped by OpenStreetMap contributors. The map may be incomplete. Confirm with the parish or diocese.

Faith scorecard

Each line is one thing we looked for. A check means yes, a half means partly, a dash means no. “Not enough information” means official sources did not say.

BSacramental life: Good (grade B): 70 to 100 points out of 100 on what official sources document. Grades need sources for at least 60% of the checklist.

Sacramental life

71 of 100 points on what we could document.

  • Yes: the school meets this item and earns its full points.
    All-school or class Masses during the school yearWeekly (The campus ministry page says students gather for all-school Mass every Wednesday.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Students gather for all-school Mass every Wednesday, and have the opportunity to attend an optional Mass before school on Fridays”
      Students gather for all-school Mass every Wednesday and an optional Mass before school on Fridays.
  • Not enough information: official sources do not document this, so it is left out of the grade rather than counted as a no.
    Daily Mass available to students on campusNot enough information: not found in official sources.
  • Partly: the school meets some of this item and earns part of the points.
    Confession offered to students during the school yearSeasonally (Advent, Lent) or a few times a year (The school describes Penance Services twice each year, which is a recurring seasonal offering.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “we come together as a school family for the Sacrament of Reconciliation during our Penance Services twice each year”
      Penance Services for the Sacrament of Reconciliation are held twice each year.
  • Partly: the school meets some of this item and earns part of the points.
    Eucharistic adoration offeredOccasionally (The page says students have access to the campus chapel for Eucharistic Adoration.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Our students also have access to our campus chapel for Eucharistic Adoration”
      Students have access to the campus chapel for Eucharistic Adoration.
  • Partly: the school meets some of this item and earns part of the points.
    Priest chaplain serving the schoolVisiting or shared priest (Mass is offered. The campus ministry page names a Campus Minister and Director of Campus Ministry by role only.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Students gather for all-school Mass every Wednesday, and have the opportunity to attend an optional Mass before school on Fridays”
      Students gather for all-school Mass every Wednesday and an optional Mass before school on Fridays.
      “Each morning, our entire school community—led by our Campus Minister—comes together in prayer.”
      The school community gathers in prayer each morning, led by the Campus Minister.
N/ATheology and curriculum: Not enough information. Official sources do not cover enough of this to grade it yet.

Theology and curriculum

Not enough information: official sources cover less than 60% of this area.

  • Yes: the school meets this item and earns its full points.
    Years of theology or religion requiredFour years (The campus ministry page says every student completes four years of theology. The curriculum page lists a theology course for each grade, 9 through 12.)
    Sources (2)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “At Althoff Catholic, every student completes four years of theology as an essential part of their high school journey.”
      Every student completes four years of theology.
    2. Curriculum | Althoff Catholicalthoffcatholic.org/academics · verified Oct. 12, 2026
      “THEOLOGY: God’s Revelation to the World, Jesus Christ: His Mission & Ministry”
      The grade 9 theology course is God's Revelation to the World.
      “THEOLOGY: Sacraments as Privileged Encounters, Living as a Disciple of Christ in Society (Social Justice)”
      The grade 11 theology course includes Living as a Disciple of Christ in Society (Social Justice).
      “THEOLOGY: Life in Jesus Christ (Morality)”
      The grade 12 theology course is Life in Jesus Christ (Morality).
  • Not enough information: official sources do not document this, so it is left out of the grade rather than counted as a no.
    Theology courses follow the USCCB Curriculum FrameworkNot enough information: not found in official sources.
  • Not enough information: official sources do not document this, so it is left out of the grade rather than counted as a no.
    Philosophy, apologetics, or ethics course offeredNot enough information: not found in official sources.
  • Not enough information: official sources do not document this, so it is left out of the grade rather than counted as a no.
    Faith integrated across the curriculum (stated in the program of studies or mission)Not enough information: not found in official sources.
BCampus culture: Good (grade B): 70 to 100 points out of 100 on what official sources document. Grades need sources for at least 60% of the checklist.

Campus culture

78 of 100 points on what we could document.

  • Partly: the school meets some of this item and earns part of the points.
    RetreatsRetreats for some grades (Retreats are described for freshmen, sophomores and juniors. The answer is some grades, not every grade.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “The freshmen retreat program is a one-day, off-site program of renewal led by our Director of Campus Ministry.”
      A one-day freshman retreat is led by the Director of Campus Ministry.
      “The junior year retreat program is a two-day, overnight event that takes place at Camp Ondessonk in Southern Illinois.”
      A two-day overnight junior retreat takes place at Camp Ondessonk.
  • Partly: the school meets some of this item and earns part of the points.
    Campus ministry staffOne (The pages refer to one Campus Minister and Director of Campus Ministry by role. Staff are not namedfound; this is counted as one.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Each morning, our entire school community—led by our Campus Minister—comes together in prayer.”
      The school community gathers in prayer each morning, led by the Campus Minister.
      “The freshmen retreat program is a one-day, off-site program of renewal led by our Director of Campus Ministry.”
      A one-day freshman retreat is led by the Director of Campus Ministry.
  • Yes: the school meets this item and earns its full points.
    Faith-based student groups or clubsTwo or more (Crusaders for Life, the Fellowship of Christian Athletes, Ministers for Mass and the Theology Club are listed.)
    Sources (1)
    1. Clubs & Organizations | Althoff Catholicalthoffcatholic.org/student-life/clubs-organizations.cfm · verified Oct. 12, 2026
      “Crusaders for Life Members gently promote life and support others in the group”
      The Crusaders for Life club promotes life and supports members.
      “F.C.A. - Fellowship of Christian Athletes”
      The Fellowship of Christian Athletes club is listed.
      “Ministers for Mass Students interested in being a reader, server, gift bearer or cross bearer at school masses.”
      The Ministers for Mass group serves at school Masses.
      “The Theology Club’s purpose is to grow in God’s love.”
      The Theology Club is a student club.
  • Yes: the school meets this item and earns its full points.
    Daily prayer and liturgical life built into the school dayYes (The page says the entire school community comes together in prayer each morning, led by the Campus Minister.)
    Sources (2)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Each morning, our entire school community—led by our Campus Minister—comes together in prayer.”
      The school community gathers in prayer each morning, led by the Campus Minister.
    2. Faith | Althoff Catholicalthoffcatholic.org/about/faith.cfm · verified Oct. 12, 2026
      “In starting each day with prayer, coming together for weekly masses and annual class retreats, the teaching of Christ is at the center of everything we do at Althoff Catholic High School.”
      The school starts each day with prayer, gathers for weekly Masses and holds annual class retreats.
AService and Catholic social teaching: Strong (grade A): 85 to 100 points out of 100 on what official sources document. Grades need sources for at least 60% of the checklist.

Service and Catholic social teaching

100 of 100 points on what we could document.

  • Yes: the school meets this item and earns its full points.
    Required service hours40 or more hours over four years (Freshmen and sophomores complete 3 hours of service each semester, and seniors complete a three-week full-time service project that is required for graduation.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Freshman and sophomore students are required to complete 3 hours of community service each semester.”
      Freshmen and sophomores must complete 3 hours of community service each semester.
      “Through the Service Learning Project, seniors spend three weeks in full-time volunteer service.”
      Seniors spend three weeks in full-time volunteer service for the Service Learning Project, which is required for graduation.
  • Not enough information: official sources do not document this, so it is left out of the grade rather than counted as a no.
    Catholic social teaching taught in theology coursesNot enough information: not found in official sources.
  • Yes: the school meets this item and earns its full points.
    Pro-life engagement (club, March for Life, or similar)Yes (The Crusaders for Life club is listed on the clubs page.)
    Sources (1)
    1. Clubs & Organizations | Althoff Catholicalthoffcatholic.org/student-life/clubs-organizations.cfm · verified Oct. 12, 2026
      “Crusaders for Life Members gently promote life and support others in the group”
      The Crusaders for Life club promotes life and supports members.
  • Yes: the school meets this item and earns its full points.
    Justice and solidarity programs (immersions, service trips, justice clubs)Yes (The Soup Mobile Kitchen, sponsored by the school's Society of St. Vincent de Paul, serves meals twice a month in an underserved neighborhood of East St. Louis.)
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Sponsored by our Society of St. Vincent de Paul, the Soup Mobile Kitchen serves meals to children and adults in an underserved neighborhood of East St. Louis twice a month.”
      The Soup Mobile Kitchen serves meals in East St. Louis twice a month.

Grades come from the documented indicators under the published rubric. “Not enough information” does not mean the school lacks it.

Strengths

  • Every student completes four years of theology, and a weekly all-school Mass is held on Wednesdays.
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “At Althoff Catholic, every student completes four years of theology as an essential part of their high school journey.”
      Every student completes four years of theology.
      “Students gather for all-school Mass every Wednesday, and have the opportunity to attend an optional Mass before school on Fridays”
      Students gather for all-school Mass every Wednesday and an optional Mass before school on Fridays.
  • Students take part in several faith clubs and a required service program that includes a three-week senior service project.
    Sources (2)
    1. Clubs & Organizations | Althoff Catholicalthoffcatholic.org/student-life/clubs-organizations.cfm · verified Oct. 12, 2026
      “Crusaders for Life Members gently promote life and support others in the group”
      The Crusaders for Life club promotes life and supports members.
      “Ministers for Mass Students interested in being a reader, server, gift bearer or cross bearer at school masses.”
      The Ministers for Mass group serves at school Masses.
    2. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “Through the Service Learning Project, seniors spend three weeks in full-time volunteer service.”
      Seniors spend three weeks in full-time volunteer service for the Service Learning Project, which is required for graduation.

Concerns

  • Retreats are described for freshmen, sophomores and juniors; not for seniors.
    Sources (1)
    1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
      “The freshmen retreat program is a one-day, off-site program of renewal led by our Director of Campus Ministry.”
      A one-day freshman retreat is led by the Director of Campus Ministry.
      “The junior year retreat program is a two-day, overnight event that takes place at Camp Ondessonk in Southern Illinois.”
      A two-day overnight junior retreat takes place at Camp Ondessonk.

Know something we missed? Suggest a correction.

Campus ministry home

Campus Ministry, Althoff Catholic High School

  • Address: 8809 West Main Street, Belleville, IL 62226
  • Location: On campus
  • Facilities: Campus chapel

View on map ↗

Source: althoffcatholic.org, verified Oct. 12, 2026, althoffcatholic.org, verified Oct. 12, 2026, althoffcatholic.org, verified Oct. 12, 2026

Catholic clubs and student life

8 groups and regular activities · 1 on campus, 3 off campus, 4 location not published

Retreats 1

  • Junior retreat at Camp OndessonkOff campus
    Junior year, two days and one overnight
    A two-day overnight Christ-centered retreat led by the Director of Campus Ministry.
    althoffcatholic.org

Service 2

  • Soup Mobile KitchenOff campus
    Twice a month
    Students and faculty raise money, buy and prepare food, and serve meals to residents of an underserved neighborhood of East St. Louis, sponsored by the Society of St. Vincent de Paul.
    althoffcatholic.org
  • Service Learning Project (senior)Off campus
    Three weeks, senior year
    Full-time volunteer service with people-serving agencies in the community; required for graduation.
    althoffcatholic.org

Liturgy and prayer 2

  • Ministers for MassOn campus
    Students who serve as readers, servers, gift bearers or cross bearers at school Masses.
    althoffcatholic.org
  • Penance Services
    Twice each year
    Schoolwide Sacrament of Reconciliation.
    althoffcatholic.org

Faith formation 1

Clubs and groups 2

  • Crusaders for Life
    A student club that promotes life and supports members.
    althoffcatholic.org
  • Fellowship of Christian Athletes
    A student-athlete group led by student leaders with a teacher-coach, meeting every other week for food, faith and fun.
    althoffcatholic.org

Everything listed is published by the school, its campus ministry, or the parish. Ask the campus minister what’s happening this semester.

Campus ministry

Sources (3)
  1. Campus Ministry | Althoff Catholicalthoffcatholic.org/student-life/campus-ministry.cfm · verified Oct. 12, 2026
    “Each morning, our entire school community—led by our Campus Minister—comes together in prayer.”
    The school community gathers in prayer each morning, led by the Campus Minister.
    “The freshmen retreat program is a one-day, off-site program of renewal led by our Director of Campus Ministry.”
    A one-day freshman retreat is led by the Director of Campus Ministry.
    “Our students also have access to our campus chapel for Eucharistic Adoration”
    Students have access to the campus chapel for Eucharistic Adoration.
  2. About | Althoff Catholicalthoffcatholic.org/about · verified Oct. 12, 2026
    “Address: 8809 West Main Street, Belleville”
    The school's address is 8809 West Main Street, Belleville.
  3. Inquire | Althoff Catholicalthoffcatholic.org/admissions/inquire.cfm · verified Oct. 12, 2026
    “Belleville, IL 62226”
    The school's ZIP code is 62226.

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Academic Excellence

BAcademic Excellence: Good (grade B): 70 to 100 points out of 100 on what official sources document. Grades need sources for at least 60% of the checklist.
82 of 100
From federal data, on fixed published scales.

Each measure counts for the share shown.

  • Graduates going to four-year colleges 75% of scoreThis measure counts for 75% of the Academic Excellence score.98%
  • Students per teacher 25% of scoreThis measure counts for 25% of the Academic Excellence score.15.0 to 1

Bars show points on each measure’s scale. How Academic Excellence is computed. Federal data on private high schools is limited to these two measures.

Source: NCES Private School Survey (2023–24 school year)

School facts

TypeDiocesan school
DioceseDiocese of Belleville, IL
Grades9–12
Students (all grades)335
Students in grades 9–12335
Coed or single-sexCoed
Student–teacher ratio15.0 to 1
Graduates going to 4-year colleges98%
SettingSuburb

Source: NCES Private School Survey 23-24 public-use file (school year 2023–24). The college-going rate and student–teacher ratio feed Academic Excellence; nothing here changes the faith grades.

Local Church

Diocese of Belleville

The Most Reverend Godfrey Mullen, OSB, Bishop of Belleville

Formal address: “Your Excellency”

Source: diobelle.org, verified Oct. 7, 2026.

About this school’s data

Questions families ask

Is Althoff Catholic High School a Catholic high school?
Yes. Althoff Catholic High School is a Catholic high school in the Diocese of Belleville.
What is Althoff Catholic High School’s Compass Score?
83 out of 100 (grade B). It combines faith (75%) and academics (25%), each rated from official sources.
Is Althoff Catholic High School Compass Recommended?
Yes. Althoff Catholic High School meets the Compass Recommended standard for Catholic identity and academics.

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