For the 2026-27 school year, there are 3 public charter schools serving 545 students in Elmore County, ID.
The top-ranked public charter schools in Elmore County, ID are Fern-waters Public Charter School, Richard Mckenna Charter School - Onsite and Richard Mckenna Charter School - Montessori. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Elmore County, ID public charter schools have an average math proficiency score of 23% (versus the Idaho public charter school average of 40%), and reading proficiency score of 54% (versus the 59% statewide average). Charter schools in Elmore County have an average ranking of 2/10, which is in the bottom 50% of Idaho public charter schools.
Minority enrollment is 21% of the student body (majority Hispanic), which is less than the Idaho public charter school average of 25% (majority Hispanic).
Best Public Charter Schools in Elmore County (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Fern-waters Public Charter School
Charter School
(Math: 50-54% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
904 Fernwater Lane
Mountain Home, ID 83647
(208) 332-6800
Mountain Home, ID 83647
(208) 332-6800
Gr: K-8 | 141 students Student-teacher ratio: 16:1
Rank: #22.
Richard Mckenna Charter School - Onsite
Charter School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
6/
Top 50%10
675 South Haskett Street
Mountain Home, ID 83647
(208) 580-2449
Mountain Home, ID 83647
(208) 580-2449
Gr: 7-12 | 113 students Student-teacher ratio: 16:1 Minority enrollment: 19%
Rank: #33.
Richard Mckenna Charter School - Montessori
Charter School
(Math: 30-34% | Reading: 50-54%)
Rank:
Rank:
5/
Bottom 50%10
1305 East 8th North
Mountain Home, ID 83647
(208) 250-2347
Mountain Home, ID 83647
(208) 250-2347
Gr: K-6 | 164 students Student-teacher ratio: 16:1 Minority enrollment: 23%
Elmore County Public Schools (Closed)
School
Location
Quick Facts
Post Office Box 24
Atlanta, ID 83601
(208) 864-2165
Atlanta, ID 83601
(208) 864-2165
200 Gunfighter Ave
Mountain Home Afb, ID 83648
(208) 832-4665
Mountain Home Afb, ID 83648
(208) 832-4665
Gr: 4-6 | 152 students Student-teacher ratio: 22:1 Minority enrollment: 20%
160 South Lester Creek
Mountain Home, ID 83647
(208) 653-2311
Mountain Home, ID 83647
(208) 653-2311
Gr: PK-8
Richard Mckenna Alt. High School (Closed 2005)
Alternative School
470 N 3rd E, Suite 4
Mountain Home, ID 83647
(208) 587-2594
Mountain Home, ID 83647
(208) 587-2594
Gr: 9-12 | 39 students Minority enrollment: 10%
Frequently Asked Questions
What are the top-ranked public charter schools in Elmore County, ID?
The top-ranked public charter schools in Elmore County, ID include Fern-waters Public Charter School, Richard Mckenna Charter School - Onsite and Richard Mckenna Charter School - Montessori.
How many public charter schools are located in Elmore County?
5 public charter schools are located in Elmore County.
What is the racial composition of students in Elmore County?
Elmore County public charter schools minority enrollment is 21% of the student body (majority Hispanic), which is less than the Idaho public charter schools average of 25% (majority Hispanic).
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