For the 2025-26 school year, there are 3 public high schools serving 564 students in Valley County, ID. The top ranked public high schools in Valley County, ID are Mccall-donnelly High School, Cascade Jr/sr High School and Heartland High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Valley County, ID public high schools have an average math proficiency score of 59% (versus the Idaho public high school average of 37%), and reading proficiency score of 76% (versus the 58% statewide average). High schools in Valley County have an average ranking of 10/10, which is in the top 5% of Idaho public high schools.
Valley County, ID public high school have a Graduation Rate of 83%, which is more than the Idaho average of 80%.
The school with highest graduation rate is Mccall-donnelly High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Idaho or national school graduation rate statistics.
Minority enrollment is 11% of the student body (majority Hispanic), which is less than the Idaho public high school average of 26% (majority Hispanic).
Best Public High Schools in Valley County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mccall-donnelly High School
(Math: 55-59% | Reading: 80-84%)
Rank:
Rank:
10/
Top 10%10
401 North Mission Street
Mccall, ID 83638
(208) 634-2218
Mccall, ID 83638
(208) 634-2218
Gr: 9-12 | 439 students Student-teacher ratio: 15:1 Minority enrollment: 11%
Rank: #22.
Cascade Jr/sr High School
(Math: 60-69% | Reading: 60-69%)
Rank:
Rank:
9/
Top 20%10
209 School Street
Cascade, ID 83611
(208) 382-4227
Cascade, ID 83611
(208) 382-4227
Gr: 6-12 | 97 students Student-teacher ratio: 9:1 Minority enrollment: 7%
Rank: #33.
Heartland High School
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
6/
Top 50%10
124 Idaho Street
Mccall, ID 83638
(208) 634-3686
Mccall, ID 83638
(208) 634-3686
Gr: 9-12 | 28 students Student-teacher ratio: 7:1 Minority enrollment: 18%
Valley County 51³Ô¹ÏÍøºÚÁÏ (Closed)
School
Location
Quick Facts
Valley County Juvenile Detention (Closed 2013)
Alternative School
550 Deinhard Lane
Mccall, ID 83638
(208) 634-4131
Mccall, ID 83638
(208) 634-4131
Gr: 5-12 | 3 students
Post Office Box 44
Yellow Pine, ID 83677
(208) 633-6666
Yellow Pine, ID 83677
(208) 633-6666
Frequently Asked Questions
What are the top ranked public high schools in Valley County, ID?
The top ranked public high schools in Valley County, ID include Mccall-donnelly High School, Cascade Jr/sr High School and Heartland High School. Valley County has one of the highest concentrations of top ranked public schools in Idaho.
How many public high schools are located in Valley County?
3 public high schools are located in Valley County.
What is the racial composition of students in Valley County?
Valley County public high schools minority enrollment is 11% of the student body (majority Hispanic), which is less than the Idaho public high schools average of 26% (majority Hispanic).
Which public high schools in Valley County are often viewed compared to one another?
Popular comparisons of public high schools in Valley County include: Mccall-donnelly High School vs. Heartland High School
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