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SCHOOL COMMUNITY·SEASIDE SD 10·NCES 411110000163

Seaside High School

2600 Spruce Dr Ste 200, Seaside, OR 97138 · (503) 738-5586 · Clatsop County
GRADES 09–12HIGH41-RURALTITLE IREGULAR SCHOOL489 STUDENTS
Enrollment
489
High
DISTRICT 360 · STATE 630
Student : Teacher
17.3:1
28 FTE teachers
DISTRICT 18.3:1 · STATE 19.8:1
Free / Reduced Lunch
139%
682 students
DISTRICT 113% · STATE 76%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 914029%
Grade 1012926%
Grade 119820%
Grade 1212225%
Student demographics
53%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 56% · STATE 59% · US 70%
White
28458%
DISTRICT 57% · STATE 57% · US 43%
Hispanic
16935%
DISTRICT 32% · STATE 26% · US 30%
Black
10%
DISTRICT 0% · STATE 2% · US 15%
Asian
133%
DISTRICT 2% · STATE 4% · US 6%
Two+
92%
DISTRICT 5% · STATE 7% · US 5%
Native American
51%
DISTRICT 1% · STATE 1% · US 1%
Pacific Islander
20%
DISTRICT 0% · STATE 1% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
25051%
Female
23348%

School pathway

Feeds from
Seaside Middle School0608
Based on grade levels within Seaside SD 10. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

OSAS 2024-25 . % Proficient
English Language Arts
36.4%
OR avg 43.0% . +6.9pp since 2023
Math
11.7%
OR avg 31.8% . +3.0pp since 2023

What this means: On the OSAS, Oregon's statewide test, about 36 of every 100 students at this school read and write at grade level and about 12 of 100 do math at grade level. Across all Oregon schools, those numbers are about 43 and 32. Reading and writing scores are up about 7 points since 2023, while math scores are up about 3 points.

OSAS results by year

School yearEnglish Language ArtsMath
2024-2536.4%11.7%
2023-2429.5%8.7%
% Proficient, all students and all tested grades.
Source: OSAS. All students, all grades. See all years and grades →

Where Seaside High School ranks

Among high schools
MeasureThis schoolIn Oregon
Math proficiency
ranked highest first
11.7%#139 of 194
Reading proficiency
ranked highest first
36.4%#122 of 201
Enrollment
ranked largest first
489#115 of 257
Students per teacher
ranked fewest first
17.3:1#48 of 171
Diversity index
ranked most diverse first
53.1%#64 of 171
Enrollment change since 2017-18
ranked fastest growth first
+7.9%#32 of 67
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list.

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
489
+36 (+8%) vs 2017
Student : Teacher
17.3:1
was 18.5:1
% White
58%
was 73%
% Hispanic
35%
was 22%
% Black
0%
was 0%
% Asian
3%
was 2%
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree or reduced lunch
2024-2548928.317.3:1N/A
2023-2446227.516.8:155% (256)
2022-2345330.115.1:157% (256)
2017-1845324.518.5:151% (229)
Source: NCES Common Core of Data. Rows are the federal collections on file for Seaside High School.

About Seaside High School

Seaside High School is a public high school run by Seaside SD 10 in Seaside, Oregon. The school has 489 students in 2024-25 across grades 9 through 12. That compares with an average of about 630 students for high schools in Oregon.

Seaside SD 10 has 4 schools; together they serve 1,438 students.

Federal enrollment data show Seaside High School is 58% White. Other groups make up 35% Hispanic and 3% Asian. Clatsop County as a whole is about 83% White, so the school's share is lower. A diversity index of 53% means there is a 53% chance two randomly chosen students at Seaside High School are from different groups.

The school lists 28.3 full-time-equivalent teachers and a student-to-teacher ratio of 17.3:1. The average for high schools in Oregon, 19.8:1, is higher.

The school's county is Clatsop County. According to Census Bureau estimates, median household income comes to about $71,822, 29% of adults hold a bachelor's degree or higher, and about 5% of residents live below the federal poverty line. Clatsop County's 15 public schools enroll about 4,648 students and include Seaside High School.

Seaside Middle School is the nearest public school to Seaside High School, less than a tenth of a mile away. Counting only straight-line distance, 2 other public schools are within five miles.

The NCES locale for Seaside High School is Rural: Fringe, which covers schools in rural territory close to an urban area.

An 8% rise took enrollment from 453 in 2017-18 to 489 in 2024-25. Over the same years, the White share fell from 73% to 58%. In 2017-18, the student-to-teacher ratio was 18.5:1; by 2024-25 it was 17.3:1.

The allk12 page for Seaside High School lets the school community talk about athletics, class schedules, and weather closures. You can also rate the school on this page.

Clatsop County at a glance

View full county profile
Population
41,363
Census ACS
Median income
$71,822
Household, ACS
Bachelor's+
29%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
15
4,648 students

Quick facts

School name
Seaside High School
District
Seaside SD 10
Address
2600 Spruce Dr Ste 200, Seaside, OR 97138
Phone
(503) 738-5586
County
Clatsop County
Level
High
Grade range
09–12
Total enrollment
489
Teachers (FTE)
28
Student–teacher ratio
17.3:1
Free/Reduced lunch
682 (139%)
Locale
41-Rural: Fringe
NCES ID
411110000163
Charter school
No
Virtual school
No

Related schools

Other schools in Seaside SD 10
Other schools in Seaside
Nearby schools

Frequently asked questions

About Seaside High School
How large is Seaside High School?
Seaside High School enrolls approximately 489 students in grades 09-12.
What age range does Seaside High School serve?
Seaside High School serves students from grade 09 through grade 12.
What is the student-teacher ratio at Seaside High School?
The student-to-teacher ratio at Seaside High School is approximately 17.3:1 (28 FTE teachers).
How diverse is Seaside High School?
Seaside High School reports a student body of 58% White, 35% Hispanic, 0% Black, 3% Asian, 2% Two or more.
Who oversees Seaside High School?
Seaside High School is overseen by Seaside SD 10 in Clatsop County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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