Decorah High School is a public high school located in Decorah, Iowa. The school colors are red and royal blue, and the mascot is the Vikings. It is a part of the Decorah Community School District.
Serving 555 students in grades 9-12, Decorah High School ranks in the top 5% of all schools in Iowa for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 87% (which is higher than the Iowa state average of 68%). The percentage of students achieving proficiency in reading/language arts is 92% (which is higher than 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 10% of the student body (majority Hispanic), which is lower than the Iowa state average of 30% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 555 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 10%
- Graduation Rate: ≥95% (Top 5% in IA)
- Overall Testing Rank: Top 5%
- Math Proficiency: 87% (Top 10%)
- Reading Proficiency: 92% (Top 1%)
- Science Proficiency: 85-89% (Top 5%)
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
Top Rankings
Decorah High School ranks among the top 20% of public schools in Iowa for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Decorah High School's student population of 555 students has stayed relatively flat over five school years.
The teacher population of 39 teachers has grown by 5% over five school years.
Grades Offered
Grades 9-12
(Supplemental virtual)
(Supplemental virtual)
Total Students
555 students
Total Classroom Teachers
39 teachers
Year Founded
1907
Colors
Red and Royal Blue
School Calendar
School Rankings
Decorah High School ranks within the top 5% of all 1,223 schools in Iowa (based off of combined math and reading proficiency testing data).
The diversity score of Decorah High 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
#29 out of 1223 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
87%
68%
Reading/Language Arts Test Scores (% Proficient)
92%
70%
Science Test Scores (% Proficient)
85-89%
63%
Student-Teacher Ratio
14:1
14:1
American Indian
n/a
n/a
Asian
1%
3%
Hispanic
6%
14%
Black
1%
7%
White
90%
70%
Hawaiian
n/a
1%
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
≥95%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
15%
35%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
School Notes
- School Mascot: Vikings
Frequently Asked Questions
What is Decorah High School's ranking?
Decorah High School is ranked #29 out of 1,223 schools, which ranks it among the top 5% of public schools in Iowa.
What percent of students have achieved state testing proficiency in math and reading?
87% of students have achieved math proficiency (compared to the 68% IA state average), while 92% of students have achieved reading proficiency (compared to the 70% IA state average).
What is the graduation rate of Decorah High School?
The graduation rate of Decorah High School is 95%, which is higher than the Iowa state average of 90%.
How many students attend Decorah High School?
555 students attend Decorah High School.
What is the racial composition of the student body?
90% of Decorah High School students are White, 6% of students are Hispanic, 2% of students are Two or more races, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Decorah High School?
Decorah High School has a student ration of 14:1, which is equal to the Iowa state average of 14:1.
What grades does Decorah High School offer ?
Decorah High School offers enrollment in grades 9-12 (Supplemental virtual).
What school district is Decorah High School part of?
Decorah High School is part of Decorah Community School District.
School Reviews
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