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Public School Review - Established 2003

Best Minidoka County Public High Schools (2026)

For the 2026 school year, there are 3 public high schools serving 1,344 students in Minidoka County, ID.
The top-ranked public high schools in Minidoka County, ID are Minico Senior High School and Mt Harrison High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Minidoka County, ID public high schools have an average math proficiency score of 27% (versus the Idaho public high school average of 37%), and reading proficiency score of 47% (versus the 58% statewide average). High schools in Minidoka County have an average ranking of 3/10, which is in the bottom 50% of Idaho public high schools.
Minidoka County, ID public high school have a Graduation Rate of 82%, which is more than the Idaho average of 80%.
The school with highest graduation rate is Minico Senior High School, with 93% graduation rate. Read more about public school graduation rate statistics in Idaho or national school graduation rate statistics.
Minority enrollment is 51% of the student body (majority Hispanic), which is more than the Idaho public high school average of 26% (majority Hispanic).

Best Public High Schools in Minidoka County (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Minico Senior High School
(Math: 30% | Reading: 55%)
Rank:
5/
10
Bottom 50%
292 W 100 S
Rupert, ID 83350
(208) 436-4721
Gr: 9-12 | 1,203 students Student-teacher ratio: 20:1 Minority enrollment: 52%
Rank: #22.
Mt Harrison High School
Alternative School
(Math: ≤10% | Reading: 10-14%)
Rank:
1/
10
Bottom 50%
1431 17th Street
Heyburn, ID 83336
(208) 436-6252
Gr: 9-12 | 122 students Student-teacher ratio: 11:1 Minority enrollment: 56%
Rank: n/an/a
Mini-cassia Juvenile Detention Center
Alternative School
718 H Street
Rupert, ID 83350
(208) 436-9928
Gr: 3-12 | 4 students Student-teacher ratio: 2:1 Minority enrollment: 25%

Frequently Asked Questions

What are the top-ranked public high schools in Minidoka County, ID?
The top-ranked public high schools in Minidoka County, ID include Minico Senior High School and Mt Harrison High School.
How many public high schools are located in Minidoka County?
3 public high schools are located in Minidoka County.
What is the racial composition of students in Minidoka County?
Minidoka County public high schools minority enrollment is 51% of the student body (majority Hispanic), which is more than the Idaho public high schools average of 26% (majority Hispanic).

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