For the 2026 school year, there are 4 public high schools serving 1,599 students in Cerro Gordo County, IA.
The top-ranked public high schools in Cerro Gordo County, IA are Clear Lake High School, Alternative School and Mason City High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Cerro Gordo County, IA public high schools have an average math proficiency score of 54% (versus the Iowa public high school average of 65%), and reading proficiency score of 65% (versus the 71% statewide average). High schools in Cerro Gordo County have an average ranking of 1/10, which is in the bottom 50% of Iowa public high schools.
Cerro Gordo County, IA public high school have a Graduation Rate of 87%, which is equal to the Iowa average of 87%.
The school with highest graduation rate is Clear Lake High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Iowa or national school graduation rate statistics.
Minority enrollment is 25% of the student body (majority Hispanic), which is less than the Iowa public high school average of 28% (majority Hispanic).
Best Public High Schools in Cerro Gordo County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Clear Lake High School
(Math: 73% | Reading: 84%)
Rank:
Rank:
8/
Top 30%10
125 N 20th St
Clear Lake, IA 50428
(641) 357-5235
Clear Lake, IA 50428
(641) 357-5235
Gr: 9-12 | 461 students Student-teacher ratio: 15:1 Minority enrollment: 14%
Rank: #22.
Alternative School
Alternative School
(Math: 30-39% | Reading: 60-69%)
Rank:
Rank:
2/
Bottom 50%10
19 N. Illinois Ave.
Mason City, IA 50401
(641) 421-4426
Mason City, IA 50401
(641) 421-4426
Gr: 9-12 | 91 students Student-teacher ratio: 15:1 Minority enrollment: 28%
Rank: #33.
Mason City High School
(Math: 48% | Reading: 57%)
Rank:
Rank:
2/
Bottom 50%10
1700 4th St. Se
Mason City, IA 50401
(641) 421-4431
Mason City, IA 50401
(641) 421-4431
Gr: 9-12 | 891 students Student-teacher ratio: 17:1 Minority enrollment: 29%
Rank: #44.
Mason City Virtual Academy
(Math: 35-39% | Reading: 55-59%)
Rank:
Rank:
1/
Bottom 50%10
19 N. Illinois
Mason City, IA 50401
(641) 421-4426
Mason City, IA 50401
(641) 421-4426
Gr: 8-12 | 88 students Student-teacher ratio: 44:1 Minority enrollment: 29%
Frequently Asked Questions
What are the top-ranked public high schools in Cerro Gordo County, IA?
The top-ranked public high schools in Cerro Gordo County, IA include Clear Lake High School, Alternative School and Mason City High School.
How many public high schools are located in Cerro Gordo County?
4 public high schools are located in Cerro Gordo County.
What is the racial composition of students in Cerro Gordo County?
Cerro Gordo County public high schools minority enrollment is 25% of the student body (majority Hispanic), which is less than the Iowa public high schools average of 28% (majority Hispanic).
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