Mason City High School is a public high school in the Mason City Community School District. It is within the city of Mason City, Iowa, United States. It is located in Cerro Gordo County. The school colors are black and red. Until recently, the mascot was a Mohawk. The current mascot is the Riverhawk.
Serving 967 students in grades 9-12, Mason City 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 48% (which is lower than the Iowa state average of 68%). The percentage of students achieving proficiency in reading/language arts is 57% (which is lower than the Iowa state average of 70%).
The student-teacher ratio of 18:1 is higher than the Iowa state level of 14:1.
Minority enrollment is 29% of the student body (majority Hispanic), which is equal to the Iowa state average of 29% (majority Hispanic).
Quick Facts (2025)
- Grades: 9-12
- Enrollment: 967 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 29%
- Graduation Rate: 90-94% (Top 20% in IA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 48% (Btm 50%)
- Reading Proficiency: 57% (Btm 50%)
- Science Proficiency: 47% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IA Dept. of Education
Top Rankings
Mason City High School ranks among the top 20% of public schools in Iowa for:
Category
Attribute
Graduation Rate
School Overview
Mason City High School's student population of 967 students has stayed relatively flat over five school years.
The teacher population of 54 teachers has declined by 5% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
967 students
Gender %
Total Classroom Teachers
54 teachers
Year Founded
1890
School Calendar
First Day of School
Mon. Sep 1, 2025
School Rankings
Mason City 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 Mason City High School is 0.47, which is equal to the diversity score at state average of 0.47. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1076 out of 1223 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
48%
68%
Reading/Language Arts Test Scores (% Proficient)
57%
70%
Science Test Scores (% Proficient)
47%
63%
Student-Teacher Ratio
18:1
14:1
American Indian
1%
n/a
Asian
2%
3%
Hispanic
14%
13%
Black
7%
7%
White
71%
71%
Hawaiian
3%
1%
Two or more races
2%
5%
All Ethnic Groups
Graduation Rate
90-94%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
39%
36%
Eligible for Reduced Lunch
6%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IA Dept. of Education
School Notes
- School Mascot: Riverhawk
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Mason City High School's ranking?
Mason City High School is ranked #1076 out of 1,223 schools, which ranks it among the bottom 50% of public schools in Iowa.
What schools are Mason City High School often compared to?
Mason City High Schoolis often viewed alongside schools like Clear Lake High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
48% of students have achieved math proficiency (compared to the 68% IA state average), while 57% of students have achieved reading proficiency (compared to the 70% IA state average).
What is the graduation rate of Mason City High School?
The graduation rate of Mason City High School is 90-94%, which is higher than the Iowa state average of 90%.
How many students attend Mason City High School?
967 students attend Mason City High School.
What is the racial composition of the student body?
71% of Mason City High School students are White, 14% of students are Hispanic, 7% of students are Black, 3% of students are Hawaiian, 2% of students are Asian, 2% of students are Two or more races, and 1% of students are American Indian.
What is the student-teacher ratio of Mason City High School?
Mason City High School has a student ration of 18:1, which is higher than the Iowa state average of 14:1.
What grades does Mason City High School offer ?
Mason City High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Mason City High School part of?
Mason City High School is part of Mason City Comm School District.
School Reviews
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