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
Estimated academic score. This school does not have standardized test data. Based on 19 schools in Belleville. Learn more
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
Updated
2021-22
Updated 2021-22
How this school compares
In Belleville
#6 of 9
public schools
Illinois high schools
#38 of 91
About Althoff Catholic High School
ALTHOFF CATHOLIC HIGH SCHOOL is a high school located in the large suburban area of Belleville, Illinois. The school serves students from ninth through twelfth grade and has an enrollment of 305 students with a student-teacher ratio of 14.1:1, ensuring that each student receives plenty of individual attention. ALTHOFF CATHOLIC HIGH SCHOOL boasts twenty-two full-time equivalent teachers dedicated to providing quality education.
While the school's MySchoolScout rating is currently at 2.7 out of 10 and its state ranking places it at #548 out of 716 schools in Illinois, these metrics don't capture the whole picture. The school community focuses on student development and growth beyond test scores. ALTHOFF CATHOLIC HIGH SCHOOL is situated in a vibrant suburban setting that offers students access to diverse cultural and extracurricular activities.
The school's location in Belleville provides its students with a supportive community environment, making it an inviting place for learning and personal development.
What Parents Should Know
As a private school, Althoff Catholic High School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.
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 | 6.3 |
| Abraham Lincoln Elem School | 4.0 |
| Emge Junior High School | 6.4 |
| Harmony Intermediate Center | 6.0 |
| Union Elem School | 4.9 |
| Ellis Elem School | 7.6 |
| Belleville High School-West | 5.3 |
| Signal Hill Elem School | 7.3 |
| Henry Raab Elem School | 6.2 |
| Franklin Elem School | 6.5 |
| Jefferson Elem School | 7.2 |
| Roosevelt Elem School | 5.3 |
| Washington School | 5.3 |
| Douglas Elem School | 7.9 |
| Whiteside Elem School | 7.2 |
| Westhaven Elementary | 8.1 |
| Belleville High School-East | 5.2 |
| Central Jr High School | 4.9 |
| Whiteside Middle School | 4.2 |
| Belle Valley School | 7.5 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
Score Breakdown
What 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. Ellis Elem School (rated 7.6/10, 2.0 miles away), which scores slightly 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 | 6.3 |
| Abraham Lincoln Elem School Belleville | 1.1 mi | 4.0 |
| Emge Junior High School Belleville | 1.4 mi | 6.4 |
| Harmony Intermediate Center Belleville | 1.4 mi | 6.0 |
| Union Elem School Belleville | 1.8 mi | 4.9 |
| Belleville High School-West Belleville | 2.0 mi | 5.3 |
| BLESSED SACRAMENT SCHOOL Belleville | 2.1 mi | 7.3 |
| Wolf Branch Middle School Swansea | 2.0 mi | 6.3 |
| Ellis Elem School Belleville | 2.0 mi | 7.6 |
| Signal Hill Elem School Belleville | 2.5 mi | 7.3 |
| NOTRE DAME ACADEMY OF BELLEVILLE Belleville | 2.5 mi | 4.8 |
| Wolf Branch Elem School Swansea | 2.3 mi | 4.6 |
| High Mount Elem School Swansea | 2.5 mi | 6.8 |
| Henry Raab Elem School Belleville | 2.9 mi | 6.2 |
| ELITE SCHOLARS STEAM ACADEMY Swansea | 2.5 mi | 6.9 |
| Grant Middle School Fairview Heights | 3.2 mi | 5.9 |
| ILLINOIS CENTER FOR AUTISM Fairview Heights | 3.1 mi | 7.5 |
| Franklin Elem School Belleville | 3.2 mi | 6.5 |
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
Community Profile
The community surrounding Althoff Catholic High School has a median household income of $66,018. It is an area where 33% of adults hold a bachelor's degree or higher. The median home value in the area is $162,500, with a median rent of $946/month. The area has a poverty rate of 14.0%. The average commute for residents is 25 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Cerro Gordo Jr and Sr High Sch Cerro Gordo, IL | 6.8 |
| Johnston City High School Johnston City, IL | 6.8 |
| Tri-Valley High School Downs, IL | 6.8 |
| Carlinville High School Carlinville, IL | 6.7 |
| Fenger Academy High School Chicago, IL | 6.7 |
| Watseka Comm High School Watseka, IL | 6.7 |
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 is ranked #243 out of 716 private schools in IL.
What is Althoff Catholic High School's MySchoolScout rating?
Althoff Catholic High School has a composite rating of 6.8 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. 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.
Explore More Schools
Neighborhood Context
- City Safety
- High (2,367/100K)
FBI UCR 2024. City-level (Belleville). Data >1 year old.
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
- Phone
- (618) 235-1100
- Data Year
- 2022–2023
Resources & Links
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
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