For the 2026 school year, there are 2 public charter schools serving 134 students in Lemhi County, ID.
The top-ranked public charter schools in Lemhi County, ID are Fern-waters Public Charter School and Upper Carmen Public Charter School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lemhi County, ID public charter schools have an average math proficiency score of 52% (versus the Idaho public charter school average of 45%), and reading proficiency score of 65% (versus the 61% statewide average). Charter schools in Lemhi County have an average ranking of 9/10, which is in the top 20% of Idaho public charter schools.
Minority enrollment is 1% of the student body (majority Black and Hispanic), which is less than the Idaho public charter school average of 25% (majority Hispanic).
Best Public Charter Schools in Lemhi County (2026)
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
103 Van Dreff Street
Salmon, ID 83647
(208) 332-6800
Salmon, ID 83647
(208) 332-6800
Gr: 4-8 | 78 students Student-teacher ratio: 13:1 Minority enrollment: 1%
Rank: #22.
Upper Carmen Public Charter School
Charter School
(Math: ≥50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
508 Carmen Creek Road
Carmen, ID 83462
(208) 756-4590
Carmen, ID 83462
(208) 756-4590
Gr: K-3 | 56 students Student-teacher ratio: 14:1
Lemhi County Public Schools (Closed)
School
Location
Quick Facts
Po Box 790
Salmon, ID 83467
(208) 756-3186
Salmon, ID 83467
(208) 756-3186
Gr: 4-5 | 126 students Student-teacher ratio: 16:1 Minority enrollment: 3%
13 Patterson Rd.
May, ID 83253
(208) 876-4277
May, ID 83253
(208) 876-4277
Gr: K-6 | 9 students Student-teacher ratio: 9:1 Minority enrollment: 11%
805 Lena St
Salmon, ID 83467
(208) 756-2207
Salmon, ID 83467
(208) 756-2207
Gr: 5-9 | 238 students Student-teacher ratio: 18:1 Minority enrollment: 9%
Upper Carmen Charter High School (Closed 2023)
Charter School
1211 Main Street
Carmen, ID 83462
(208) 742-1500
Carmen, ID 83462
(208) 742-1500
Gr: 9-12 | 20 students Student-teacher ratio: 10:1
Frequently Asked Questions
What are the top-ranked public charter schools in Lemhi County, ID?
The top-ranked public charter schools in Lemhi County, ID include Fern-waters Public Charter School and Upper Carmen Public Charter School.
How many public charter schools are located in Lemhi County?
2 public charter schools are located in Lemhi County.
What is the racial composition of students in Lemhi County?
Lemhi County public charter schools minority enrollment is 1% of the student body (majority Black and Hispanic), which is less than the Idaho public charter schools average of 25% (majority Hispanic).
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