Serving 358 students in grades 7-12, Central Lyon Secondary School ranks in the top 20% of all schools in Iowa for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 79% (which is higher than the Iowa state average of 68%). The percentage of students achieving proficiency in reading/language arts is 85% (which is higher than the Iowa state average of 70%).
The student-teacher ratio of 13:1 is lower than the Iowa state level of 14:1.
Minority enrollment is 10% of the student body (majority Hispanic), which is lower than the Iowa state average of 30% (majority Hispanic).
Quick Facts (2026)
- Grades: 7-12
- Enrollment: 358 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 10%
- Graduation Rate: ≥95% (Top 5% in IA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 79% (Top 30%)
- Reading Proficiency: 85% (Top 10%)
- Science Proficiency: 75-79% (Top 20%)
- Attendance Zone: Central Lyon Senior High School serves the entire district located in Rock Rapids, IA, encompassing an area of approximately 161.5 square miles. Most students typically drive 15-20 minutes to reach the school, with the furthest edge of the attendance zone being about 12.3 miles away.
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
Top Rankings
Central Lyon Secondary School ranks among the top 20% of public schools in Iowa for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Central Lyon Secondary School's student population of 358 students has grown by 56% over five school years.
The teacher population of 27 teachers has grown by 28% over five school years.
Grades Offered
Grades 7-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
358 students
Total Classroom Teachers
27 teachers
School Calendar
School Rankings
Central Lyon Secondary School ranks within the top 20% of all 1,223 schools in Iowa (based off of combined math and reading proficiency testing data).
The diversity score of Central Lyon Secondary School is 0.19, which is less than the diversity score at state average of 0.48. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#185 out of 1223 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
79%
68%
Reading/Language Arts Test Scores (% Proficient)
85%
70%
Science Test Scores (% Proficient)
75-79%
63%
Student-Teacher Ratio
13:1
14:1
American Indian
n/a
n/a
Asian
n/a
3%
Hispanic
5%
14%
Black
3%
7%
White
90%
70%
Hawaiian
1%
1%
Two or more races
1%
5%
All Ethnic Groups
Graduation Rate
≥95%
90%
Chronically Absent Students
(22-23)19.8%
24.7%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
19%
35%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
Frequently Asked Questions
What is Central Lyon Secondary School's ranking?
Central Lyon Secondary School is ranked #185 out of 1,223 schools, which ranks it among the top 20% of public schools in Iowa.
What percent of students have achieved state testing proficiency in math and reading?
79% of students have achieved math proficiency (compared to the 68% IA state average), while 85% of students have achieved reading proficiency (compared to the 70% IA state average).
What is the graduation rate of Central Lyon Secondary School?
The graduation rate of Central Lyon Secondary School is 95%, which is higher than the Iowa state average of 90%.
How many students attend Central Lyon Secondary School?
358 students attend Central Lyon Secondary School.
What is the racial composition of the student body?
90% of Central Lyon Secondary School students are White, 5% of students are Hispanic, 3% of students are Black, 1% of students are Hawaiian, and 1% of students are Two or more races.
What is the student-teacher ratio of Central Lyon Secondary School?
Central Lyon Secondary School has a student ration of 13:1, which is lower than the Iowa state average of 14:1.
What grades does Central Lyon Secondary School offer ?
Central Lyon Secondary School offers enrollment in grades 7-12 (Supplemental Virtual).
What school district is Central Lyon Secondary School part of?
Central Lyon Secondary School is part of Central Lyon Comm School District.
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