Average
#243 of 716 private schools in IL
Top 34% of private schools
Althoff Catholic High School
High School
5401 W MAIN ST, Belleville, IL 62226
Enrollment
305
Student-Teacher
14.1:1
Score
6.8
Grades
9th – 12th
Enrollment
305
Student-Teacher
14.1:1
Score
6.8
Grades
9th – 12th
Data vintage
2021-22
Data vintage2021-22
How this school compares
Illinois private schools
#243 of 716
In Belleville
#6 of 9
public schools
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Althoff Catholic High School
High School in Belleville · grades 9th – 12th. Start here, then compare fit against nearby and district options.
Our Lady Queen of Peace School
0.5 mi away. Use as a geographic alternative in the same move search.
Asp2 Steam Academy Inc
0.5 mi away. Use as a geographic alternative in the same move search.
About Althoff Catholic High School
Althoff Catholic High School is a private high school in Belleville, IL. Althoff Catholic High School serves approximately 305 students, and covers grades 9th-12th, and has a 14.1:1 student-teacher ratio. Althoff Catholic High School has a current MySchoolScout rating of 6.8 out of 10 and ranks #243 of 716 private schools in IL.
- This school 6.8 · Average
- IL avg 6.6
What Parents Should Know
Althoff Catholic High School is private, so it runs independently of the local district and sets its own curriculum. That freedom cuts both ways depending on what you want for your child. If you're considering it, start with the practical questions: tuition, financial aid, and how admissions work.
Compare to Public Schools
BetaHow Althoff Catholic High School compares to the 20 public schools in Belleville, IL
Student Demographics
All Schools in Belleville
| School | Rating |
|---|---|
| Althoff Catholic High School (this school) | 6.8 |
| West Jr High School | 5.5 |
| Abraham Lincoln Elem School | 3.3 |
| Harmony Intermediate Center | 6.4 |
| Emge Junior High School | 4.6 |
| Union Elem School | 5.8 |
| Ellis Elem School | 4.6 |
| Belleville High School-West | 5.6 |
| Signal Hill Elem School | 6.0 |
| Henry Raab Elem School | 4.2 |
| Franklin Elem School | 5.2 |
| Jefferson Elem School | 6.3 |
| Roosevelt Elem School | 5.3 |
| Washington School | 5.3 |
| Douglas Elem School | 4.9 |
| Whiteside Elem School | 5.1 |
| Westhaven Elementary | 5.3 |
| Belleville High School-East | 5.8 |
| Central Jr High School | 5.5 |
| Whiteside Middle School | 5.0 |
| Belle Valley School | 6.5 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
Score Breakdown
PreliminaryWhat This Rating Measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in IL.
Data Unavailable
View data sources
Score basis: Private school model
Data coverage: 80% of scoring components had data
Components scored: 4 of 5
Ranking pool: Private schools in IL
Test Scores
Test score data not yet available for this school.
Student Demographics NCES PSS (SY 2021-22)
Source: NCES Private School Survey (PSS)
Location
5401 W MAIN ST, Belleville, IL 62226
Nearby Alternatives
Families considering Althoff Catholic High School may also want to explore other high schools in the area. Wolf Branch Middle School (rated 8.1/10, 2.0 miles away, in nearby Swansea), which scores notably higher. Another option is OUR LADY QUEEN OF PEACE SCHOOL (rated 7.5/10, 0.5 miles away), which scores slightly higher. Additionally, ILLINOIS CENTER FOR AUTISM (rated 7.5/10, 3.1 miles away, in nearby Fairview Heights), which scores slightly higher. For more schools in Belleville, see our Belleville schools guide .
Nearby Schools
20 within 3.2 mi| School | Distance | Rating |
|---|---|---|
| OUR LADY QUEEN OF PEACE SCHOOL Belleville | 0.5 mi | 7.5 |
| ASP2 STEAM ACADEMY INC Belleville | 0.5 mi | 7.2 |
| West Jr High School Belleville | 1.1 mi | 5.5 |
| Abraham Lincoln Elem School Belleville | 1.1 mi | 3.3 |
| Emge Junior High School Belleville | 1.4 mi | 4.6 |
| Harmony Intermediate Center Belleville | 1.4 mi | 6.4 |
| Union Elem School Belleville | 1.8 mi | 5.8 |
| Belleville High School-West Belleville | 2.0 mi | 5.6 |
| BLESSED SACRAMENT SCHOOL Belleville | 2.1 mi | 7.3 |
| Wolf Branch Middle School Swansea | 2.0 mi | 8.1 |
| Ellis Elem School Belleville | 2.0 mi | 4.6 |
| Signal Hill Elem School Belleville | 2.5 mi | 6.0 |
| NOTRE DAME ACADEMY OF BELLEVILLE Belleville | 2.5 mi | 4.8 |
| Wolf Branch Elem School Swansea | 2.3 mi | 6.7 |
| High Mount Elem School Swansea | 2.5 mi | 4.7 |
| Henry Raab Elem School Belleville | 2.9 mi | 4.2 |
| ELITE SCHOLARS STEAM ACADEMY Swansea | 2.5 mi | 6.9 |
| Grant Middle School Fairview Heights | 3.2 mi | 4.5 |
| ILLINOIS CENTER FOR AUTISM Fairview Heights | 3.1 mi | 7.5 |
| Franklin Elem School Belleville | 3.2 mi | 5.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 62226 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$66,018
Median Home Value
$162,500
Median Rent
$946/mo
Population
28,543
College Educated
33.1%
Homeownership
65.6%
Avg Commute
25 min
Poverty Rate
14%
Median Age
41.6
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Cambridge Jr/Sr High School Cambridge, IL | 6.8 |
| Carlinville High School Carlinville, IL | 6.8 |
| Carrollton High School Carrollton, IL | 6.8 |
| Casey-Westfield Jr/Sr HS Casey, IL | 6.8 |
| Central A & M High School Moweaqua, IL | 6.8 |
| Havana High School Havana, IL | 6.8 |
Frequently Asked Questions
Common questions about Althoff Catholic High School
What grades does Althoff Catholic High School serve?
Althoff Catholic High School serves students in grades 9th through 12th.
How many students attend Althoff Catholic High School?
Althoff Catholic High School has an enrollment of approximately 305 students.
What is the student-teacher ratio at Althoff Catholic High School?
The student-teacher ratio at Althoff Catholic High School is 14.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Althoff Catholic High School rank in IL?
Althoff Catholic High School ranks #243 of 716 private schools in IL.
What is Althoff Catholic High School's MySchoolScout rating?
Althoff Catholic High School has a current MySchoolScout rating of 6.8 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
Is Althoff Catholic High School a private school?
Yes, Althoff Catholic High School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is Althoff Catholic High School a religious school?
Althoff Catholic High School has a Roman Catholic religious affiliation.
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Neighborhood Context
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Quick Facts NCES PSS (SY 2021-22)
- Grades
- 9th – 12th
- Enrollment
- 305
- Gender Split
- 57% M / 43% F
- Student-Teacher Ratio
- 14.1:1
- Teachers (FTE)
- 22
- Type
- private
- Coed Status
- coed
- Affiliation
- Roman Catholic
- School Day
- 8 hours
- Days Per Year
- 180 days
- Setting
- Large Suburb
- County
- St. Clair County
- Phone
- (618) 235-1100
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