For the 2025-26 school year, there is 1 public high school serving 191 students in Onawa, IA.
The top ranked public high school in Onawa, IA is West Monona High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Onawa, IA public high school have an average math proficiency score of 62% (versus the Iowa public high school average of 65%), and reading proficiency score of 77% (versus the 71% statewide average). High schools in Onawa have an average ranking of 5/10, which is in the bottom 50% of Iowa public high schools.
Onawa, IA public high school have a Graduation Rate of 84%, which is less than the Iowa average of 87%.
The school with highest graduation rate is West Monona High School, with 80-89% graduation rate. Read more about public school graduation rate statistics in Iowa or national school graduation rate statistics.
Minority enrollment is 17% of the student body (majority American Indian), which is less than the Iowa public high school average of 27% (majority Hispanic).
Best Public High Schools in Onawa, IA (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
West Monona High School
(Math: 60-64% | Reading: 75-79%)
Rank:
Rank:
5/
Bottom 50%10
1314 15th St
Onawa, IA 51040
(712) 433-2453
Onawa, IA 51040
(712) 433-2453
Gr: 9-12 | 191 students Student-teacher ratio: 14:1 Minority enrollment: 17%
Onawa, Iowa Public Schools (Closed)
School
Location
Quick Facts
1100 10th
Onawa, IA 51040
(712) 433-1056
Onawa, IA 51040
(712) 433-1056
Gr: 3-5 | 157 students Student-teacher ratio: 12:1 Minority enrollment: 10%
611 4th
Onawa, IA 51040
(712) 433-1393
Onawa, IA 51040
(712) 433-1393
Gr: PK-2 | 204 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Frequently Asked Questions
What are the top ranked public high schools in Onawa, IA?
The top ranked public high schools in Onawa, IA include West Monona High School.
How many public high schools are located in Onawa?
1 public high schools are located in Onawa.
What is the racial composition of students in Onawa?
Onawa public high schools minority enrollment is 17% of the student body (majority American Indian), which is less than the Iowa public high schools average of 27% (majority Hispanic).
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