Serving 242 students in grades 7-12, South O'brien Secondary School ranks in the top 50% of all schools in Iowa for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 62% (which is lower than the Iowa state average of 64%). The percentage of students achieving proficiency in reading/language arts is 78% (which is higher than the Iowa state average of 70%).
The student:teacher ratio of 12:1 is lower than the Iowa state level of 14:1.
Minority enrollment is 9% of the student body (majority Hispanic), which is lower than the Iowa state average of 29% (majority Hispanic).
Quick Stats (2025)
- Grades: 7-12
- Enrollment: 242 students
- Student:Teacher Ratio: 12:1
- Minority Enrollment: 9%
- Graduation Rate: 70-79% (Btm 50% in IA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 62% (Btm 50%)
- Reading Proficiency: 78% (Top 30%)
- Science Proficiency: 75-79% (Top 20%)
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
Top Rankings
South O'brien Secondary School ranks among the top 20% of public schools in Iowa for:
Category
Attribute
Most improved public schools
Science Proficiency
School Overview
South O'brien Secondary School's student population of 242 students has declined by 18% over five school years.
The teacher population of 21 teachers has declined by 16% over five school years.
Grades Offered
Grades 7-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
242 students

Gender %

Total Classroom Teachers
21 teachers

Students by Grade

School Rankings
South O'brien Secondary School ranks within the top 50% of all 1,233 schools in Iowa (based off of combined math and reading proficiency testing data).
The diversity score of South O'brien Secondary School is 0.17, which is less than the diversity score at state average of 0.47. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#553 out of 1233 schools
(Top 50%)
(Top 50%)

Math Test Scores (% Proficient)
62%
64%

Reading/Language Arts Test Scores (% Proficient)
78%
70%

Science Test Scores (% Proficient)
75-79%
63%

Student : Teacher Ratio
12:1
14:1

American Indian
n/a
n/a

Asian
n/a
3%

Hispanic
6%
13%

Black
n/a
7%

White
91%
71%

Hawaiian
n/a
1%
Two or more races
3%
5%

All Ethnic Groups



Graduation Rate
70-79%
90%

Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
25%
36%

Eligible for Reduced Lunch
6%
5%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is South O'brien Secondary School's ranking?
South O'brien Secondary School is ranked #553 out of 1,233 schools, which ranks it among the top 50% of public schools in Iowa.
What percent of students have achieved state testing proficiency in math and reading?
62% of students have achieved math proficiency (compared to the 64% IA state average), while 78% of students have achieved reading proficiency (compared to the 70% IA state average).
What is the graduation rate of South O'brien Secondary School?
The graduation rate of South O'brien Secondary School is 70-79%, which is lower than the Iowa state average of 90%.
How many students attend South O'brien Secondary School?
242 students attend South O'brien Secondary School.
What is the racial composition of the student body?
91% of South O'brien Secondary School students are White, 6% of students are Hispanic, and 3% of students are Two or more races.
What is the student:teacher ratio of South O'brien Secondary School?
South O'brien Secondary School has a student ration of 12:1, which is lower than the Iowa state average of 14:1.
What grades does South O'brien Secondary School offer ?
South O'brien Secondary School offers enrollment in grades 7-12 (offers virtual instruction).
What school district is South O'brien Secondary School part of?
South O'brien Secondary School is part of South O'brien Comm School District.
School Calendar
View the South O'brien Secondary School yearly calendar below.
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