Seaside High School
🇺🇸 Official data · 2025Seaside, Oregon 97138 · Seaside SD 10
#144 of 215 high schools in Oregon
#12307 of 16,910 nationally
About Seaside High School
Seaside High School is a public high located in Seaside, in the Seaside SD 10 school district of Oregon, United States. It caters for Grades 9–12. In 2025 it enrolled 489 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 34.5 out of 100, placing it in the lower 50% of high schools in United States and 144th of 215 ranked high schools in Oregon. Its strongest component is reading proficiency (70th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (0th percentile).
Other published figures: enrollment 489.
There are 4 schools in Seaside; Seaside High School ranks 1st of 3 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)27%
- Reading proficiency (30%)67%
- Community advantage (fewer free/reduced-price lunch) (25%)139.5%
- Students per teacher (15%)17.5
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 Seaside High School by the official sources.
- Enrollment
- 489
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 139.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 17.5
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 67%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 27%
- Share of tested students proficient or above (all students, all grades).
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Schools near Seaside High School
Closest schools by straight-line distance, with their Success Index (US).
Seaside Middle School
Seaside · Public middle · Grades 6–8
355 students · 0 m away
Pacific Ridge Elementary School
Seaside · Public elementary · Grades K–5
557 students · 579 m away
The Cannon Beach Academy
Cannon Beach · Charter elementary · Grades K–5
37 students · 14 km away
Similar schools
Public high schools in Oregon with a comparable Enrollment.
Baker High School
Baker City · Public high · Grades 9–12
478 students
Umatilla High School
Umatilla · Public high · Grades 9–12
466 students
Riverside Junior/Senior High School
Boardman · Public high · Grades 7–12
520 students
Hidden Valley High School
Grants Pass · Public high · Grades 9–12
522 students
Jefferson High School
Portland · Public high · Grades 9–12
456 students
Junction City High School
Junction City · Public high · Grades 9–12
525 students
Frequently asked questions
Is Seaside High School a good school?
Seaside High School has a Success Index (US) of 34.5 out of 100 (Lower 50% of high schools in United States) and ranks #144 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 Seaside High School rank in Oregon?
Seaside High School ranks #144 of 215 high schools in Oregon and #12307 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Seaside High School?
Seaside High School had 489 students in 2025.
Is Seaside High School a elementary school or a high school?
Seaside High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Seaside High School?
There are 3 schools within 15 km of Seaside High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.