Clackamas High School is a public high school located in Clackamas, Oregon. It is the second oldest of the four high schools in the North Clackamas School District.
Serving 1,280 students in grades 9-12, Clackamas 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 24% (which is lower than the Oregon state average of 31%). The percentage of students achieving proficiency in reading/language arts is 59% (which is higher than the Oregon state average of 44%).
The student-teacher ratio of 26:1 is higher than the Oregon state level of 17:1.
Minority enrollment is 51% of the student body (majority Asian), which is higher than the Oregon state average of 43% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,280 students
- Student-Teacher Ratio: 26:1
- Minority Enrollment: 51%
- Graduation Rate: 89% (Top 30% in OR)
- Overall Testing Rank: Top 50%
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 59% (Top 20%)
- Science Proficiency: 38% (Top 30%)
- Source: National Center for Education Statistics (NCES), OR Dept. of Education
Top Rankings
Clackamas High School ranks among the top 20% of public schools in Oregon for:
Category
Attribute
Reading/Language Arts Proficiency
Diversity
School Overview
Clackamas High School's student population of 1,280 students has declined by 46% over five school years.
The teacher population of 49 teachers has declined by 44% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,280 students
Total Classroom Teachers
49 teachers
Year Founded
1957
School Calendar
School Rankings
Clackamas High School ranks within the top 50% of all 1,174 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of Clackamas High School is 0.69, which is more 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
#443 out of 1174 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
24%
31%
Reading/Language Arts Test Scores (% Proficient)
59%
44%
Science Test Scores (% Proficient)
38%
30%
Student-Teacher Ratio
26:1
17:1
American Indian
n/a
1%
Asian
21%
4%
Hispanic
16%
26%
Black
4%
3%
White
49%
57%
Hawaiian
1%
1%
Two or more races
9%
8%
All Ethnic Groups
Graduation Rate
89%
81%
Eligible for Free Lunch
59%
67%
Eligible for Reduced Lunch
7%
3%
School Statewide Testing
School District Name
North Clackamas SD 12 School District
Source: National Center for Education Statistics (NCES), OR Dept. of Education
Frequently Asked Questions
What is Clackamas High School's ranking?
Clackamas High School is ranked #443 out of 1,174 schools, which ranks it among the top 50% of public schools in Oregon.
What schools are Clackamas High School often compared to?
Clackamas High Schoolis often viewed alongside schools like Oregon City Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
24% of students have achieved math proficiency (compared to the 31% OR state average), while 59% of students have achieved reading proficiency (compared to the 44% OR state average).
What is the graduation rate of Clackamas High School?
The graduation rate of Clackamas High School is 89%, which is higher than the Oregon state average of 81%.
How many students attend Clackamas High School?
1,280 students attend Clackamas High School.
What is the racial composition of the student body?
49% of Clackamas High School students are White, 21% of students are Asian, 16% of students are Hispanic, 9% of students are Two or more races, 4% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Clackamas High School?
Clackamas High School has a student ration of 26:1, which is higher than the Oregon state average of 17:1.
What grades does Clackamas High School offer ?
Clackamas High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Clackamas High School part of?
Clackamas High School is part of North Clackamas SD 12 School District.
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