For the 2026 school year, there is 1 public high school serving 86 students in 50255, IA.
The top-ranked public high school in 50255, 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.
Public high school in zipcode 50255 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 50255, IA have an average ranking of 4/10, which is in the bottom 50% of Iowa public high schools.
Public high school in zipcode 50255 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 6% of the student body (majority Black), which is less than the Iowa public high school average of 27% (majority Hispanic).
Best 50255, IA Public High Schools (2026)
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 | 86 students Student-teacher ratio: 10:1 Minority enrollment: 6%
50255, 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 50255, IA?
The top-ranked public high schools in 50255, IA include Tri-county Jr/sr High School.
How many public high schools are located in 50255?
1 public high schools are located in 50255.
What is the racial composition of students in 50255?
50255 public high schools minority enrollment is 6% of the student body (majority Black), which is less than the Iowa public high schools average of 27% (majority Hispanic).
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