For the 2025 school year, there are 3 public high schools serving 500 students in Boise County, ID.
The top ranked public high schools in Boise County, ID are Idaho City High School, Horseshoe Bend Middle/sr High School and Garden Valley School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Boise County, ID public high schools have an average math proficiency score of 36% (versus the Idaho public high school average of 38%), and reading proficiency score of 48% (versus the 58% statewide average). High schools in Boise County have an average ranking of 4/10, which is in the bottom 50% of Idaho public high schools.
Boise County, ID public high school have a Graduation Rate of 74%, which is less than the Idaho average of 79%.
The school with highest graduation rate is Idaho City High School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Idaho or national school graduation rate statistics.
Minority enrollment is 10% 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 Boise County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Idaho City High School
(Math: 35-39% | Reading: 60-64%)
Rank:
Rank:
7/
Top 50%10
100 Centerville Road
Idaho City, ID 83631
(208) 392-4183
Idaho City, ID 83631
(208) 392-4183
Grades: 7-12
| 145 students
Rank: #22.
Horseshoe Bend Middle/sr High School
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
5/
Bottom 50%10
398 School Drive
Horseshoe Bend, ID 83629
(208) 793-2225
Horseshoe Bend, ID 83629
(208) 793-2225
Grades: 6-12
| 102 students
Rank: #33.
Garden Valley School
(Math: 30-34% | Reading: 40-44%)
Rank:
Rank:
3/
Bottom 50%10
1053 Banks Lowman Road
Garden Valley, ID 83622
(208) 462-3756
Garden Valley, ID 83622
(208) 462-3756
Grades: PK-12
| 253 students
Boise County Public Schools (Closed)
School
Location
Grades
Students
Po Box 710
Garden Valley, ID 83622
(208) 462-3756
Garden Valley, ID 83622
(208) 462-3756
Grades: 6-12
| 155 students
398 School Drive
Horseshoe Bend, ID 83629
(208) 793-2225
Horseshoe Bend, ID 83629
(208) 793-2225
Grades: 9-12
| 94 students
398 School Drive
Horseshoe Bend, ID 83629
(208) 793-2225
Horseshoe Bend, ID 83629
(208) 793-2225
Grades: 6-8
| 82 students
Ichs Night School (Closed 2013)
Alternative School
100 Centerville Rd
Idaho City, ID 83631
(208) 392-4183
Idaho City, ID 83631
(208) 392-4183
Grades: 9-12
| n/a students
Frequently Asked Questions
What are the top ranked public high schools in Boise County, ID?
The top ranked public high schools in Boise County, ID include Idaho City High School, Horseshoe Bend Middle/sr High School and Garden Valley School.
How many public high schools are located in Boise County?
3 public high schools are located in Boise County.
What is the racial composition of students in Boise County?
Boise County public high schools minority enrollment is 10% 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 Boise County are often viewed compared to one another?
Popular comparisons of public high schools in Boise County include: Horseshoe Bend Middle/sr High School vs. Idaho City High School, Garden Valley School vs. Idaho City High School, Idaho City High School vs. Garden Valley School
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