Serving 385 students in grades 7-12, Interstate 35 High School ranks in the bottom 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 70% (which is higher than the Iowa state average of 68%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is approximately equal to the Iowa state average of 70%).
The student-teacher ratio of 14:1 is equal to the Iowa state level of 14:1.
Minority enrollment is 6% of the student body (majority Hispanic), which is lower than the Iowa state average of 30% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 7-12
- Enrollment: 385 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 6%
- Graduation Rate: 80-89% (Btm 50% in IA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 70% (Btm 50%)
- Reading Proficiency: 70-74% (Top 50%)
- Science Proficiency: 50-54% (Btm 50%)
- Attendance Zone: Interstate 35 Secondary School's attendance zone covers the entire school district in Truro, IA, encompassing approximately 189.7 square miles. This area typically requires a 15-20 minute drive to the school, with the average distance from the school to the zone's edge being 8.6 miles and the furthest edge located 13.7 miles away.
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
School Overview
Interstate 35 High School's student population of 385 students has grown by 50% over five school years.
The teacher population of 27 teachers has grown by 12% over five school years.
Grades Offered
Grades 7-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
385 students
Total Classroom Teachers
27 teachers
School Calendar
School Motto
Home of the Roadrunners
School Rankings
Interstate 35 High School ranks within the bottom 50% of all 1,223 schools in Iowa (based off of combined math and reading proficiency testing data).
The diversity score of Interstate 35 High School is 0.12, 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
#653 out of 1223 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
70%
68%
Reading/Language Arts Test Scores (% Proficient)
70-74%
70%
Science Test Scores (% Proficient)
50-54%
63%
Student-Teacher Ratio
14:1
14:1
American Indian
n/a
n/a
Asian
n/a
3%
Hispanic
4%
14%
Black
n/a
7%
White
94%
70%
Hawaiian
n/a
1%
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
80-89%
90%
Chronically Absent Students
(22-23)16.6%
24.7%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
16%
35%
Eligible for Reduced Lunch
4%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
Frequently Asked Questions
What is Interstate 35 High School's ranking?
Interstate 35 High School is ranked #653 out of 1,223 schools, which ranks it among the bottom 50% of public schools in Iowa.
What schools are Interstate 35 High School often compared to?
Interstate 35 High Schoolis often viewed alongside schools like Earlham Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
70% of students have achieved math proficiency (compared to the 68% IA state average), while 70-74% of students have achieved reading proficiency (compared to the 70% IA state average).
What is the graduation rate of Interstate 35 High School?
The graduation rate of Interstate 35 High School is 80-89%, which is lower than the Iowa state average of 90%.
How many students attend Interstate 35 High School?
385 students attend Interstate 35 High School.
What is the racial composition of the student body?
94% of Interstate 35 High School students are White, 4% of students are Hispanic, and 2% of students are Two or more races.
What is the student-teacher ratio of Interstate 35 High School?
Interstate 35 High School has a student ration of 14:1, which is equal to the Iowa state average of 14:1.
What grades does Interstate 35 High School offer ?
Interstate 35 High School offers enrollment in grades 7-12 (Supplemental Virtual).
What school district is Interstate 35 High School part of?
Interstate 35 High School is part of Interstate 35 Comm School District.
School Reviews
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