Century High School is located in Ullin, Illinois. It Combines the small towns of Karnak, Illinois, New Grand Chain, Illinois, Ullin, Illinois, Perks, Illinois, and Wetaug, Illinois into one school in Pulaski county. Pulaski County, Illinois.
Serving 154 students in grades 6-12, Century Jr/sr High School ranks in the bottom 50% of all schools in Illinois for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤5% (which is lower than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 10-14% (which is lower than the Illinois state average of 30%).
The student:teacher ratio of 10:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 14% of the student body (majority Black), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 6-12
- Enrollment: 154 students
- Student:Teacher Ratio: 10:1
- Minority Enrollment: 14%
- Graduation Rate: ≥90% (Top 50% in IL)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤5% (Btm 50%)
- Reading Proficiency: 10-14% (Btm 50%)
- Science Proficiency: 20-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Century Jr/sr High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Community Size
Student Attention
School Overview
Century Jr/sr High School's student population of 154 students has declined by 30% over five school years.
The teacher population of 16 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-12
Total Students
154 students
Gender %
Total Classroom Teachers
16 teachers
Year Founded
1932
School Rankings
Century Jr/sr High School ranks within the bottom 50% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Century Jr/sr High School is 0.25, which is less than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#2940 out of 3426 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
(20-21)≤5%
28%
Reading/Language Arts Test Scores (% Proficient)
10-14%
30%
Science Test Scores (% Proficient)
20-29%
50%
Student : Teacher Ratio
10:1
13:1
American Indian
n/a
1%
Asian
n/a
6%
Hispanic
1%
28%
Black
6%
16%
White
86%
45%
Hawaiian
n/a
n/a
Two or more races
7%
4%
All Ethnic Groups
Graduation Rate
≥90%
87%
Eligible for Free Lunch
81%
43%
Eligible for Reduced Lunch (12-13)
13%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Century Jr/sr High School's ranking?
Century Jr/sr High School is ranked #2940 out of 3,426 schools, which ranks it among the bottom 50% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
≤5% of students have achieved math proficiency (compared to the 28% IL state average), while 10-14% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Century Jr/sr High School?
The graduation rate of Century Jr/sr High School is 90%, which is higher than the Illinois state average of 87%.
How many students attend Century Jr/sr High School?
154 students attend Century Jr/sr High School.
What is the racial composition of the student body?
86% of Century Jr/sr High School students are White, 7% of students are Two or more races, 6% of students are Black, and 1% of students are Hispanic.
What is the student:teacher ratio of Century Jr/sr High School?
Century Jr/sr High School has a student ration of 10:1, which is lower than the Illinois state average of 13:1.
What grades does Century Jr/sr High School offer ?
Century Jr/sr High School offers enrollment in grades 6-12
What school district is Century Jr/sr High School part of?
Century Jr/sr High School is part of Century CUSD 100 School District.
School Reviews
1 7/21/2020
Bullying is bad, and the staff is scared of the kids!
2 10/27/2014
Why does this school only give verbal warnings to Bullies. hat is Not helping the situations going on.
Review Century Jr/sr High School. Reviews should be a few sentences in length. Please include any comments on:
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