Serving 691 students in grades 9-12, Ontario High School ranks in the top 50% of all schools in Oregon for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Oregon state average of 31%). The percentage of students achieving proficiency in reading/language arts is 55-59% (which is higher than the Oregon state average of 44%).
The student:teacher ratio of 16:1 is lower than the Oregon state level of 17:1.
Minority enrollment is 72% of the student body (majority Hispanic), which is higher than the Oregon state average of 42% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 691 students
- Student:Teacher Ratio: 16:1
- Minority Enrollment: 72%
- Graduation Rate: 90-94% (Top 10% in OR)
- Overall Testing Rank: Top 50%
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 55-59% (Top 20%)
- Science Proficiency: 35-39% (Top 30%)
- Source: National Center for Education Statistics (NCES), OR Dept. of Education
Top Rankings
Ontario High School ranks among the top 20% of public schools in Oregon for:
Category
Attribute
Reading/Language Arts Proficiency
Graduation Rate
Percent Eligible For Free Lunch
School Overview
Ontario High School's student population of 691 students has stayed relatively flat over five school years.
The teacher population of 44 teachers has grown by 29% over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
691 students
Gender %
Total Classroom Teachers
44 teachers
Students by Grade
School Rankings
Ontario High School ranks within the top 50% of all 1,196 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of Ontario High School is 0.46, which is less than the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#580 out of 1196 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
15-19%
31%
Reading/Language Arts Test Scores (% Proficient)
55-59%
44%
Science Test Scores (% Proficient)
35-39%
30%
Student : Teacher Ratio
16:1
17:1
American Indian
n/a
1%
Asian
n/a
4%
Hispanic
68%
26%
Black
1%
3%
White
28%
58%
Hawaiian
n/a
1%
Two or more races
3%
7%
All Ethnic Groups
Graduation Rate
90-94%
81%
Eligible for Free Lunch
100%
51%
Eligible for Reduced Lunch (21-22)
6%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OR Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Ontario High School's ranking?
Ontario High School is ranked #580 out of 1,196 schools, which ranks it among the top 50% of public schools in Oregon.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 31% OR state average), while 55-59% of students have achieved reading proficiency (compared to the 44% OR state average).
What is the graduation rate of Ontario High School?
The graduation rate of Ontario High School is 90-94%, which is higher than the Oregon state average of 81%.
How many students attend Ontario High School?
691 students attend Ontario High School.
What is the racial composition of the student body?
68% of Ontario High School students are Hispanic, 28% of students are White, 3% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of Ontario High School?
Ontario High School has a student ration of 16:1, which is lower than the Oregon state average of 17:1.
What grades does Ontario High School offer ?
Ontario High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Ontario High School part of?
Ontario High School is part of Ontario SD 8c School District.
School Reviews
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