Serving 1,268 students in grades 9-12, Irmo High School ranks in the top 50% of all schools in South Carolina for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 26% (which is lower than the South Carolina state average of 41%). The percentage of students achieving proficiency in reading/language arts is 80% (which is higher than the South Carolina state average of 52%).
The student:teacher ratio of 12:1 is lower than the South Carolina state level of 14:1.
Minority enrollment is 77% of the student body (majority Black), which is higher than the South Carolina state average of 53% (majority Black).
Quick Stats (2025)
- School Type: Magnet School
- Grades: 9-12
- Enrollment: 1,268 students
- Student:Teacher Ratio: 12:1
- Minority Enrollment: 77%
- Graduation Rate: 80% (Btm 50% in SC)
- Overall Testing Rank: Top 50%
- Math Proficiency: 26% (Btm 50%)
- Reading Proficiency: 80% (Top 20%)
- Science Proficiency: 48% (Top 50%)
- Source: National Center for Education Statistics (NCES), SC Dept. of Education
Top Rankings
Irmo High School ranks among the top 20% of public schools in South Carolina for:
Category
Attribute
Reading/Language Arts Proficiency
Percent Eligible For Free Lunch
Student Attention
School Overview
Irmo High School's student population of 1,268 students has stayed relatively flat over five school years.
The teacher population of 105 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
1,268 students
Gender %
Total Classroom Teachers
105 teachers
Students by Grade
School Rankings
Irmo High School ranks within the top 50% of all 1,154 schools in South Carolina (based off of combined math and reading proficiency testing data).
The diversity score of Irmo High School is 0.62, which is less than the diversity score at state average of 0.67. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#506 out of 1154 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
26%
41%
Reading/Language Arts Test Scores (% Proficient)
80%
52%
Science Test Scores (% Proficient)
48%
50%
Student : Teacher Ratio
12:1
14:1
American Indian
n/a
n/a
Asian
4%
2%
Hispanic
8%
14%
Black
57%
31%
White
23%
47%
Hawaiian
1%
n/a
Two or more races
7%
6%
All Ethnic Groups
Graduation Rate
80%
84%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
100%
67%
Eligible for Reduced Lunch (19-20)
7%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), SC Dept. of Education
Profile last updated:
Frequently Asked Questions
What is Irmo High School's ranking?
Irmo High School is ranked #506 out of 1,154 schools, which ranks it among the top 50% of public schools in South Carolina.
What percent of students have achieved state testing proficiency in math and reading?
26% of students have achieved math proficiency (compared to the 41% SC state average), while 80% of students have achieved reading proficiency (compared to the 52% SC state average).
What is the graduation rate of Irmo High School?
The graduation rate of Irmo High School is 80%, which is lower than the South Carolina state average of 84%.
How many students attend Irmo High School?
1,268 students attend Irmo High School.
What is the racial composition of the student body?
57% of Irmo High School students are Black, 23% of students are White, 8% of students are Hispanic, 7% of students are Two or more races, 4% of students are Asian, and 1% of students are Hawaiian.
What is the student:teacher ratio of Irmo High School?
Irmo High School has a student ration of 12:1, which is lower than the South Carolina state average of 14:1.
What grades does Irmo High School offer ?
Irmo High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Irmo High School part of?
Irmo High School is part of Lexington 05 School District.
School Reviews
2 1/17/2011
The teachers are a pack of biased burnouts who all need to be fired. They care nothing about educating the students; they just keep passing people to get them out of the system. Horrible, horrible school.
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