For the 2025 school year, there are 8 public high schools serving 2,449 students in Malheur County, OR.
The top ranked public high schools in Malheur County, OR are Adrian High School, Jordan Valley High School and Harper Charter School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Malheur County, OR public high schools have an average math proficiency score of 24% (versus the Oregon public high school average of 25%), and reading proficiency score of 52% (versus the 48% statewide average). High schools in Malheur County have an average ranking of 7/10, which is in the top 50% of Oregon public high schools.
Malheur County, OR public high school have a Graduation Rate of 86%, which is more than the Oregon average of 82%.
The school with highest graduation rate is Ontario High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Oregon or national school graduation rate statistics.
Minority enrollment is 50% of the student body (majority Hispanic), which is more than the Oregon public high school average of 41% (majority Hispanic).
Best Public High Schools in Malheur County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #1 - 21. - 2.
Adrian High School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
305 Owyhee St
Adrian, OR 97901
(541) 372-2335
Adrian, OR 97901
(541) 372-2335
Grades: 9-12
| 88 students
Rank: #1 - 21. - 2.
Jordan Valley High School
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
8/
Top 30%10
501 Bassett
Jordan Valley, OR 97910
(541) 586-2213
Jordan Valley, OR 97910
(541) 586-2213
Grades: 7-12
| 39 students
Rank: #33.
Harper Charter School
Charter School
(Math: 35-39% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
2987 Harper/westfall Rd
Harper, OR 97906
(541) 358-2473
Harper, OR 97906
(541) 358-2473
Grades: K-12
| 250 students
Rank: #44.
Vale High School
(Math: 20-29% | Reading: 70-79%)
Rank:
Rank:
7/
Top 50%10
505 Viking Dr
Vale, OR 97918
(541) 473-3181
Vale, OR 97918
(541) 473-3181
Grades: 9-12
| 296 students
Rank: #55.
Nyssa High School
(Math: 20-24% | Reading: 60-64%)
Rank:
Rank:
7/
Top 50%10
824 Adrian Blvd
Nyssa, OR 97913
(541) 372-2287
Nyssa, OR 97913
(541) 372-2287
Grades: 9-12
| 345 students
Rank: #66.
Ontario High School
(Math: 15-19% | Reading: 55-59%)
Rank:
Rank:
6/
Top 50%10
1115 W Idaho Ave
Ontario, OR 97914
(541) 889-5309
Ontario, OR 97914
(541) 889-5309
Grades: 9-12
| 691 students
Rank: #77.
Four Rivers Community School
Charter School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
2449 Sw 4th Ave
Ontario, OR 97914
(541) 889-3715
Ontario, OR 97914
(541) 889-3715
Grades: K-12
| 362 students
Rank: n/an/a
804 Adrian Blvd
Nyssa, OR 97913
(541) 372-2275
Nyssa, OR 97913
(541) 372-2275
Grades: K-12
| 378 students
Malheur County Public Schools (Closed)
School
Location
Grades
Students
Po Box 119
Jordan Valley, OR 97910
(208) 583-2420
Jordan Valley, OR 97910
(208) 583-2420
Grades: K-8
| 11 students
Frequently Asked Questions
What are the top ranked public high schools in Malheur County, OR?
The top ranked public high schools in Malheur County, OR include Adrian High School, Jordan Valley High School and Harper Charter School.
How many public high schools are located in Malheur County?
8 public high schools are located in Malheur County.
What is the racial composition of students in Malheur County?
Malheur County public high schools minority enrollment is 50% of the student body (majority Hispanic), which is more than the Oregon public high schools average of 41% (majority Hispanic).
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