Irion County High School is a public high school located in Mertzon, Texas and classified as a 1A school by the UIL. It is part of the Irion County Independent School District located in east central Irion County. In 2015, the school was rated "Met Standard" by the Texas Education Agency.
Serving 134 students in grades 7-12, Irion High School ranks in the top 10% of all schools in Texas for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 70-74% (which is higher than the Texas state average of 44%). The percentage of students achieving proficiency in reading/language arts is 65-69% (which is higher than the Texas state average of 51%).
The student-teacher ratio of 7:1 is lower than the Texas state level of 14:1.
Minority enrollment is 33% of the student body (majority Hispanic), which is lower than the Texas state average of 76% (majority Hispanic).
Quick Facts (2026)
- Grades: 7-12
- Enrollment: 134 students
- Student-Teacher Ratio: 7:1
- Minority Enrollment: 33%
- Graduation Rate: ≥80% (Btm 50% in TX)
- Overall Testing Rank: Top 10%
- Math Proficiency: 70-74% (Top 10%)
- Reading Proficiency: 65-69% (Top 20%)
- Science Proficiency: 40-49% (Top 50%)
- Attendance Zone: The attendance zone for Irion High School encompasses the entire district in Mertzon, TX, covering approximately 1051.6 square miles. Families within this area can expect a typical drive of 20 to 30 minutes to reach the school, with distances to the zone's furthest edge reaching up to 32.1 miles.
- Source: National Center for Education Statistics (NCES), TX Dept. of Education
Top Rankings
Irion High School ranks among the top 20% of public schools in Texas for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
School Overview
Irion High School's student population of 134 students has stayed relatively flat over five school years.
The teacher population of 19 teachers has grown by 18% over five school years.
Grades Offered
Grades 7-12
Total Students
134 students
Total Classroom Teachers
19 teachers
Year Founded
1908
Colors
White, Black, Purple
School Calendar
School Motto
IC SUCCESS
School Rankings
Irion High School ranks within the top 10% of all 8,096 schools in Texas (based off of combined math and reading proficiency testing data).
The diversity score of Irion High School is 0.45, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#792 out of 8096 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
70-74%
44%
Reading/Language Arts Test Scores (% Proficient)
65-69%
51%
Science Test Scores (% Proficient)
40-49%
46%
Student-Teacher Ratio
7:1
14:1
American Indian
n/a
n/a
Asian
n/a
6%
Hispanic
32%
54%
Black
n/a
13%
White
67%
24%
Hawaiian
n/a
n/a
Two or more races
1%
3%
All Ethnic Groups
Graduation Rate
≥80%
90%
Chronically Absent Students
(22-23)12.7%
23%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
25%
56%
Eligible for Reduced Lunch
1%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), TX Dept. of Education
School Notes
- School Mascot: Hornet (buzz)
Frequently Asked Questions
What is Irion High School's ranking?
Irion High School is ranked #792 out of 8,096 schools, which ranks it among the top 10% of public schools in Texas.
What percent of students have achieved state testing proficiency in math and reading?
70-74% of students have achieved math proficiency (compared to the 44% TX state average), while 65-69% of students have achieved reading proficiency (compared to the 51% TX state average).
What is the graduation rate of Irion High School?
The graduation rate of Irion High School is 80%, which is lower than the Texas state average of 90%.
How many students attend Irion High School?
134 students attend Irion High School.
What is the racial composition of the student body?
67% of Irion High School students are White, 32% of students are Hispanic, and 1% of students are Two or more races.
What is the student-teacher ratio of Irion High School?
Irion High School has a student ration of 7:1, which is lower than the Texas state average of 14:1.
What grades does Irion High School offer ?
Irion High School offers enrollment in grades 7-12
What school district is Irion High School part of?
Irion High School is part of Irion County Independent School District.
School Reviews
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