Serving 834 students in grades 9-12, The Dalles High School ranks in the bottom 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 45-49% (which is higher than the Oregon state average of 44%).
The student:teacher ratio of 20:1 is higher than the Oregon state level of 17:1.
Minority enrollment is 54% 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: 834 students
- Student:Teacher Ratio: 20:1
- Minority Enrollment: 54%
- Graduation Rate: 72% (Btm 50% in OR)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 45-49% (Top 50%)
- Science Proficiency: 35-39% (Top 30%)
- Source: National Center for Education Statistics (NCES), OR Dept. of Education
Top Rankings
The Dalles High School ranks among the top 20% of public schools in Oregon for:
Category
Attribute
Percent Eligible For Free Lunch
School Overview
The Dalles High School's student population of 834 students has stayed relatively flat over five school years.
The teacher population of 41 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
834 students

Gender %

Total Classroom Teachers
41 teachers

Students by Grade

School Rankings
The Dalles High School ranks within the bottom 50% of all 1,196 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of The Dalles High School is 0.60, which is equal to the diversity score at state average of 0.60. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#724 out of 1196 schools
(Bottom 50%)
(Bottom 50%)

Math Test Scores (% Proficient)
15-19%
31%

Reading/Language Arts Test Scores (% Proficient)
45-49%
44%

Science Test Scores (% Proficient)
35-39%
30%

Student : Teacher Ratio
20:1
17:1

American Indian
2%
1%

Asian
1%
4%

Hispanic
44%
26%

Black
1%
3%

White
46%
58%

Hawaiian
1%
1%

Two or more races
5%
7%

All Ethnic Groups



Graduation Rate
72%
81%

Eligible for Free Lunch
76%
51%

Eligible for Reduced Lunch (21-22)
4%
8%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), OR Dept. of Education
Profile last updated:
Frequently Asked Questions
What is The Dalles High School's ranking?
The Dalles High School is ranked #724 out of 1,196 schools, which ranks it among the bottom 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 45-49% of students have achieved reading proficiency (compared to the 44% OR state average).
What is the graduation rate of The Dalles High School?
The graduation rate of The Dalles High School is 72%, which is lower than the Oregon state average of 81%.
How many students attend The Dalles High School?
834 students attend The Dalles High School.
What is the racial composition of the student body?
46% of The Dalles High School students are White, 44% of students are Hispanic, 5% of students are Two or more races, 2% of students are American Indian, 1% of students are Asian, 1% of students are Black, and 1% of students are Hawaiian.
What is the student:teacher ratio of The Dalles High School?
The Dalles High School has a student ration of 20:1, which is higher than the Oregon state average of 17:1.
What grades does The Dalles High School offer ?
The Dalles High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is The Dalles High School part of?
The Dalles High School is part of North Wasco County SD 21 School District.
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