Century Jr/Sr High School

4721 Shawnee College Rd, Ullin, IL 62992

CSchola Grade
Grades
6–12
High
Students
146
Enrolled 2024–25
Students per teacher
9.3 : 1
Full-time teachers
District
Century CUSD 100
Pulaski County

Schola Grade C · Average

Letter grade (A–F) · compared with 684 Illinois high schools · How we grade
Test scores12% proficient in math & reading
27thpercentile
Equity5% of low-income students proficient
15thpercentile
Attendance23% chronically absent
75thpercentile
Graduation rate90% graduate in 4 years
56thpercentile
College readinessAt least 9% take AP, IB or dual-enrollment courses
18thpercentile
Class size9.3 students per teacher
92ndpercentile

Percentiles compare this school with other Illinois high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Century Jr/Sr High School

Century Jr/Sr High School is a public high school in Ullin, Illinois, serving grades 6–12. It is part of Century CUSD 100. The school is located in a rural area in Pulaski County.

In the 2024–25 school year, 146 students were enrolled, with about 9.3 students for every full-time teacher. That ratio is smaller than the typical Illinois high school (13.3 students per teacher). Its Schola Grade is C (average), compared with 684 Illinois high schools.

Grades & enrollment

Students per grade, 2024–25Grades 6–12

Location & nearby schools

4721 Shawnee College Rd
Ullin, IL 62992
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School details

Type
Public School · What this means
Level
High
Grades offered
6–12
Enrollment (2024–25)
146 students
Students per teacher
9.3 to 1
Charter school
No
Magnet school
No
Locale
Rural — Distant
School district
Century CUSD 100
County
Pulaski County
NCES school ID
173963004003

Schools near Century Jr/Sr High School

All 3 schools in Ullin →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.