Riverdale High School
🇺🇸 Official data · 2025Portland, Oregon 97219 · Riverdale SD 51J
#3 of 215 high schools in Oregon
#1149 of 16,910 nationally
About Riverdale High School
Riverdale High School is a public high located in Portland, in the Riverdale SD 51J school district of Oregon, United States. It caters for Grades 9–12. In 2025 it enrolled 159 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 80.8 out of 100, placing it in the top 10% of high schools in United States and 3rd of 215 ranked high schools in Oregon. Its strongest component is reading proficiency (97th percentile), and its weakest is students per teacher (70th percentile).
Other published figures: enrollment 159.
There are 149 schools in Portland; Riverdale High School ranks 3rd of 145 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)54.5%
- Reading proficiency (30%)95%
- Community advantage (fewer free/reduced-price lunch) (25%)–
- Students per teacher (15%)9.9
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Riverdale High School by the official sources.
- Enrollment
- 159
- Students enrolled in the latest NCES directory year.
- Students per teacher
- 9.9
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 95%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 54.5%
- Share of tested students proficient or above (all students, all grades).
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Schools near Riverdale High School
Closest schools by straight-line distance, with their Success Index (US).
Capitol Hill Elementary School
Portland · Public elementary · Grades K–5
323 students · 1.4 km away
Stephenson Elementary School
Portland · Public elementary · Grades K–5
285 students · 2.1 km away
Jackson Middle School
Portland · Public middle · Grades 6–8
715 students · 2.4 km away
Rieke Elementary School
Portland · Public elementary · Grades K–5
279 students · 2.6 km away
Ida B. Wells-Barnett High School
Portland · Public high · Grades 9–12
1,650 students · 2.6 km away
Riverdale Grade School
Portland · Public elementary · Grades K–8
406 students · 2.7 km away
Sellwood Middle School
Portland · Public middle · Grades 6–8
575 students · 2.8 km away
Forest Hills Elementary School
Lake Oswego · Public elementary · Grades K–5
389 students · 3.2 km away
Markham Elementary School
Portland · Public elementary · Grades K–5
341 students · 3.2 km away
Lake Oswego High School
Lake Oswego · Public high · Grades 9–12
1,282 students · 3.3 km away
Similar schools
Public high schools in Oregon with a comparable Enrollment.
Riverside High School
Tualatin · Public high · Grades 9–12
160 students
Colton High School
Colton · Public high · Grades 9–12
161 students
Nestucca High School
Cloverdale · Public high · Grades 9–12
162 students
Oakridge High School
Oakridge · Public high · Grades 9–12
155 students
Myrtle Point High School
Myrtle Point · Public high · Grades 9–12
154 students
Union High School
Union · Public high · Grades 7–12
166 students
Frequently asked questions
Is Riverdale High School a good school?
Riverdale High School has a Success Index (US) of 80.8 out of 100 (Top 10% of high schools in United States) and ranks #3 of 215 in Oregon. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Riverdale High School rank in Oregon?
Riverdale High School ranks #3 of 215 high schools in Oregon and #1149 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Riverdale High School?
Riverdale High School had 159 students in 2025.
Is Riverdale High School a elementary school or a high school?
Riverdale High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Riverdale High School?
There are 10 schools within 15 km of Riverdale High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.