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Riverdale High School

9727 Sw Terwilliger Blvd
Portland, OR 97219
10/
10
Top 5%
Riverdale High School is a public high school in the Dunthorpe neighborhood of Portland, Oregon, United States. The high school is a public school, but students from outside the district must go through an admissions process and pay tuition to attend, unless they get a district transfer from their original district.
Serving 164 students in grades 9-12, Riverdale High School ranks in the top 5% of all schools in Oregon for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 70-79% (which is higher than the Oregon state average of 31%). The percentage of students achieving proficiency in reading/language arts is 70-79% (which is higher than the Oregon state average of 44%).
The student:teacher ratio of 11:1 is lower than the Oregon state level of 17:1.
Minority enrollment is 22% of the student body (majority Hispanic), which is lower than the Oregon state average of 42% (majority Hispanic).

Quick Stats (2025)

  • Grades: 9-12
  • Enrollment: 164 students
  • Student:Teacher Ratio: 11:1
  • Minority Enrollment: 22%
  • : 80-89% (Top 50% in OR)
  • : Top 5%
  • : 70-79% (Top 5%)
  • : 70-79% (Top 5%)
  • : 60-69% (Top 5%)
  • Source: National Center for Education Statistics (NCES), OR Dept. of Education

Top Rankings

Riverdale High School ranks among the top 20% of public schools in Oregon for:

School Overview

Riverdale High School's student population of 164 students has declined by 30% over five school years.
The teacher population of 15 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
Total Students
164 students
Gender %
Total Classroom Teachers
15 teachers
Year Founded
1996
Colors
Navy Blue, Silver

School Rankings

Riverdale High School ranks within the top 5% of all 1,196 schools in Oregon (based off of combined math and reading proficiency testing data).
The diversity score of Riverdale High School is 0.37, 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.
This School
State Level (OR)
#31 out of 1196 schools
(Top 5%)
70-79%
31%
70-79%
44%
60-69%
30%
Student : Teacher Ratio
11:1
17:1
American Indian
n/a
1%
Asian
2%
4%
Hispanic
9%
26%
Black
n/a
3%
White
78%
58%
Hawaiian
n/a
1%
Two or more races
11%
7%
All Ethnic Groups
0.37
80-89%
81%
Eligible for Free Lunch
2%
51%
Eligible for Reduced Lunch
1%
3%
School Statewide Testing
Source: National Center for Education Statistics (NCES), OR Dept. of Education

School Notes

  • School Mascot: Max The Maverick
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Riverdale High School's ranking?
Riverdale High School is ranked #31 out of 1,196 schools, which ranks it among the top 5% of public schools in Oregon.
What percent of students have achieved state testing proficiency in math and reading?
70-79% of students have achieved math proficiency (compared to the 31% OR state average), while 70-79% of students have achieved reading proficiency (compared to the 44% OR state average).
What is the graduation rate of Riverdale High School?
The graduation rate of Riverdale High School is 80-89%, which is lower than the Oregon state average of 81%.
How many students attend Riverdale High School?
164 students attend Riverdale High School.
What is the racial composition of the student body?
78% of Riverdale High School students are White, 11% of students are Two or more races, 9% of students are Hispanic, and 2% of students are Asian.
What is the student:teacher ratio of Riverdale High School?
Riverdale High School has a student ration of 11:1, which is lower than the Oregon state average of 17:1.
What grades does Riverdale High School offer ?
Riverdale High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Riverdale High School part of?
Riverdale High School is part of Riverdale SD 51j School District.
In what neighborhood is Riverdale High School located?
Riverdale High School is located in the Southwest Portland neighborhood of Portland, OR. There are 10 other public schools located in Southwest Portland.

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Quick Stats (2025)

  • Grades: 9-12
  • Enrollment: 164 students
  • Student:Teacher Ratio: 11:1
  • Minority Enrollment: 22%
  • : 80-89% (Top 50%)
  • : Top 5%
  • : 70-79% (Top 5%)
  • : 70-79% (Top 5%)
  • : 60-69% (Top 5%)
  • Source: National Center for Education Statistics (NCES), OR Dept. of Education

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