For the 2026-27 school year, there is 1 public high school serving 77 students in Thornburg, IA.
The top-ranked public high school in Thornburg, IA is Tri-county Jr/sr High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Thornburg, 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 67% (versus the 71% statewide average). High schools in Thornburg have an average ranking of 3/10, which is in the bottom 50% of Iowa public high schools.
Thornburg, 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 Tri-county Jr/sr 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 5% of the student body (majority Black), which is less than the Iowa public high school average of 28% (majority Hispanic).
Best Public High Schools in Thornburg, IA (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Tri-county Jr/sr High School
(Math: 60-64% | Reading: 65-69%)
Rank:
Rank:
3/
Bottom 50%10
3003 Hwy 22
Thornburg, IA 50255
(641) 634-2636
Thornburg, IA 50255
(641) 634-2636
Gr: 7-12 | 77 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Thornburg, Iowa Public Schools (Closed)
School
Location
Quick Facts
3003 Highway 22
Thornburg, IA 50255
(641) 634-2636
Thornburg, IA 50255
(641) 634-2636
Gr: 7-8
Frequently Asked Questions
What are the top-ranked public high schools in Thornburg, IA?
The top-ranked public high schools in Thornburg, IA include Tri-county Jr/sr High School.
How many public high schools are located in Thornburg?
1 public high schools are located in Thornburg.
What is the racial composition of students in Thornburg?
Thornburg public high schools minority enrollment is 5% of the student body (majority Black), which is less than the Iowa public high schools average of 28% (majority Hispanic).
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