For the 2025-26 school year, there is 1 public high school serving 219 students in Colo, IA.
The top ranked public high school in Colo, IA is Colo-nesco Middle/high School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Colo, IA public high school have an average math proficiency score of 72% (versus the Iowa public high school average of 65%), and reading proficiency score of 72% (versus the 71% statewide average). High schools in Colo have an average ranking of 6/10, which is in the top 50% of Iowa public high schools.
Colo, IA public high school have a Graduation Rate of 80%, which is less than the Iowa average of 87%.
The school with highest graduation rate is Colo-nesco Middle/high School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Iowa or national school graduation rate statistics.
Minority enrollment is 9% of the student body (majority Hispanic), which is less than the Iowa public high school average of 27% (majority Hispanic).
Best Public High Schools in Colo, IA (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Colo-nesco Middle/high School
(Math: 70-74% | Reading: 70-74%)
Rank:
Rank:
6/
Top 50%10
919 West St
Colo, IA 50056
(641) 377-2282
Colo, IA 50056
(641) 377-2282
Gr: 5-12 | 219 students Student-teacher ratio: 10:1 Minority enrollment: 9%
Colo, Iowa Public Schools (Closed)
School
Location
Quick Facts
919 West St, 919 West St
Colo, IA 50056
(641) 377-2284
Colo, IA 50056
(641) 377-2284
Gr: 5-6 | 66 students Student-teacher ratio: 9:1
919 West St
Colo, IA 50056
(641) 377-2282
Colo, IA 50056
(641) 377-2282
Gr: PK-2 | 70 students Student-teacher ratio: 14:1 Minority enrollment: 3%
Frequently Asked Questions
What are the top ranked public high schools in Colo, IA?
The top ranked public high schools in Colo, IA include Colo-nesco Middle/high School.
How many public high schools are located in Colo?
1 public high schools are located in Colo.
What is the racial composition of students in Colo?
Colo public high schools minority enrollment is 9% of the student body (majority Hispanic), which is less than the Iowa public high schools average of 27% (majority Hispanic).
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