For the 2025-26 school year, there are 2 public high schools serving 751 students in Union County, IA.
The top ranked public high schools in Union County, IA are Creston High School and East Union Middle-high School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, IA public high schools have an average math proficiency score of 70% (versus the Iowa public high school average of 65%), and reading proficiency score of 78% (versus the 71% statewide average). High schools in Union County have an average ranking of 8/10, which is in the top 30% of Iowa public high schools.
Union County, IA public high school have a Graduation Rate of 94%, which is more than the Iowa average of 87%.
The school with highest graduation rate is Creston 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 11% 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 Union County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Creston High School
(Math: 71% | Reading: 80%)
Rank:
Rank:
6/
Top 50%10
601 W Townline
Creston, IA 50801
(641) 782-2116
Creston, IA 50801
(641) 782-2116
Gr: 9-12 | 509 students Student-teacher ratio: 16:1 Minority enrollment: 13%
Rank: #22.
East Union Middle-high School
(Math: 69% | Reading: 75%)
Rank:
Rank:
5/
Bottom 50%10
1916 High School Dr
Afton, IA 50830
(641) 347-8421
Afton, IA 50830
(641) 347-8421
Gr: 6-12 | 242 students Student-teacher ratio: 11:1 Minority enrollment: 7%
Union County 51爆料s (Closed)
School
Location
Quick Facts
High Lakes Cntry Academy High School (Closed 2014)
Alternative School
801 North Elm
Creston, IA 50801
(641) 782-4375
Creston, IA 50801
(641) 782-4375
Gr: 9-12 | 16 students Student-teacher ratio: 16:1 Minority enrollment: 6%
901 N Elm St
Creston, IA 50801
(641) 782-4455
Creston, IA 50801
(641) 782-4455
Gr: 4-5 | 186 students Student-teacher ratio: 14:1 Minority enrollment: 3%
501 N Cherry St
Creston, IA 50801
(641) 782-2024
Creston, IA 50801
(641) 782-2024
Gr: 3 | 108 students Student-teacher ratio: 15:1 Minority enrollment: 4%
1001 W Jefferson St
Creston, IA 50801
(641) 782-4223
Creston, IA 50801
(641) 782-4223
Gr: 1-2 | 160 students Student-teacher ratio: 11:1 Minority enrollment: 6%
Frequently Asked Questions
What are the top ranked public high schools in Union County, IA?
The top ranked public high schools in Union County, IA include Creston High School and East Union Middle-high School.
How many public high schools are located in Union County?
2 public high schools are located in Union County.
What is the racial composition of students in Union County?
Union County public high schools minority enrollment is 11% of the student body (majority Hispanic), which is less than the Iowa public high schools average of 27% (majority Hispanic).
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