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)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Minico Senior High School
(Math: 30% | Reading: 55%)
Rank:
Rank:
5/
Bottom 50%10
292 W 100 S
Rupert, ID 83350
(208) 436-4721
Rupert, ID 83350
(208) 436-4721
Gr: 9-12 | 1,206 student Student-teacher ratio: 18:1 Minority enrollment: 50%
Rank: #22.
Mt Harrison High School
Alternative School
(Math: ≤10% | Reading: 10-14%)
Rank:
Rank:
1/
Bottom 50%10
1431 17th Street
Heyburn, ID 83336
(208) 436-6252
Heyburn, ID 83336
(208) 436-6252
Gr: 9-12 | 138 students Student-teacher ratio: 12:1 Minority enrollment: 54%
Rank: n/an/a
Mini-cassia Juvenile Detention Center
Alternative School
718 H Street
Rupert, ID 83350
(208) 436-9928
Rupert, ID 83350
(208) 436-9928
Gr: 3-12
Minidoka County Public Schools (Closed)
School
Location
Quick Facts
Day Treatment Elementary School (Closed 2013)
Special Education School
310 10th St.
Rupert, ID 83350
(208) 436-4727
Rupert, ID 83350
(208) 436-4727
Gr: K-6 | 10 students Student-teacher ratio: 3:1 Minority enrollment: 30%
1275 N 400 E
Rupert, ID 83350
(208) 532-4257
Rupert, ID 83350
(208) 532-4257
Gr: 7-12 | 32 students Minority enrollment: 16%
10th & D St
Rupert, ID 83350
(208) 436-4240
Rupert, ID 83350
(208) 436-4240
Gr: PK-2 | 347 students Student-teacher ratio: 20:1 Minority enrollment: 53%
310 10th St
Rupert, ID 83350
(208) 436-6252
Rupert, ID 83350
(208) 436-6252
Gr: K-8 | 15 students Student-teacher ratio: 5:1 Minority enrollment: 27%
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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