Enrollment
366
High
DISTRICT 395 · STATE 630
SCHOOL COMMUNITY·RAINIER SD 13·NCES 410326500184
Rainier Jr/Sr High School
28170 Old Rainier Rd, Rainier, OR 97048 · (503) 556-4215 · Columbia County
GRADES 07–12HIGH41-RURALTITLE IREGULAR SCHOOL366 STUDENTS
B
allk12 Grade
Scored higher than 55% of Oregon public high schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Oregon public high schools
Student : Teacher
16.6:1
22 FTE teachers
DISTRICT 17.9:1 · STATE 19.8:1
Free / Reduced Lunch
79%
289 students
DISTRICT 84% · STATE 76%
Community
0
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
| Grade | Students | Share |
|---|---|---|
| Grade 7 | 62 | 17% |
| Grade 8 | 63 | 17% |
| Grade 9 | 54 | 15% |
| Grade 10 | 58 | 16% |
| Grade 11 | 70 | 19% |
| Grade 12 | 59 | 16% |
Student demographics
31%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 31% · STATE 59% · US 70%
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
School pathway
Feeds from
Based on grade levels within Rainier SD 13. Attendance zones can vary; confirm enrollment with the district.
Test scores
OSAS 2024-25 . % ProficientEnglish Language Arts
47.9%
OR avg 43.0% . +5.5pp since 2023
Math
21.2%
OR avg 31.8% . +5.4pp since 2023
What this means: On the OSAS, Oregon's statewide test, about 48 of every 100 students at this school read and write at grade level and about 21 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 6 points since 2023, while math scores are up about 5 points.
OSAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 47.9% | 21.2% |
| 2023-24 | 42.4% | 15.8% |
% Proficient, all students and all tested grades.
Source: OSAS. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
30.1%
composite math + reading, all grades
Predicted
31.9%
based on OR schools with similar FRL share
Beats by
-1.8pp
below demographic expectation
What this means: About 30% of students here test proficient in math and reading, compared with the roughly 32% typical for Oregon schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Oregon's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Rainier Jr/Sr High School
Rainier Jr/Sr High School's state test result (30.1% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Rainier Jr/Sr High School this school | 366 | 79.0% | 30.1% |
| Clatskanie Middle/High School Clatskanie | 307 | 78.2% | 28.1% |
| South Umpqua High School Myrtle Creek | 442 | 83.0% | 21.3% |
| Siuslaw High School Florence | 413 | 82.8% | 24.5% |
| Douglas High School Winston | 357 | 73.4% | 36.2% |
| Baker High School Baker City | 478 | 83.9% | 27.5% |
Matched among Oregon high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Rainier Jr/Sr High School ranks
Among high schools| Measure | This school | In Oregon | In Columbia County |
|---|---|---|---|
| State test proficiency ranked highest first | 30.1% | #87 of 177 | N/A |
| Math proficiency ranked highest first | 21.2% | #74 of 194 ▲ 23 | N/A |
| Reading proficiency ranked highest first | 47.9% | #71 of 201 ▲ 26 | N/A |
| Enrollment ranked largest first | 366 | #131 of 257 | #3 of 6 |
| Students per teacher ranked fewest first | 16.6:1 | #35 of 171 | N/A |
| Diversity index ranked most diverse first | 31.1% | #165 of 171 | N/A |
| Free and reduced lunch ranked highest share first | 79.0% | #80 of 207 | N/A |
| Enrollment change since 2017-18 ranked steepest decline first | -13.1% | #30 of 102 | N/A |
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. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
366
-17 (-4%) vs 2020
-25% since 1990-91, when it was 486
Student : Teacher
16.6:1
was 16.0:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 366 | 22 | 16.6:1 | 79% (289) |
| 2023-24 | 379 | 27.4 | 13.8:1 | 63% (237) |
| 2022-23 | 385 | 20.2 | 19.1:1 | 61% (234) |
| 2020-21 | 383 | 24 | 16.0:1 | N/A |
| 2017-18 | 421 | 23.2 | 18.1:1 | 46% (192) |
| 2015-16 | 474 | 21 | 22.6:1 | 46% (218) |
| 2010-11 | 490 | 23 | 21.3:1 | 48% (236) |
| 2000-01 | 487 | 23 | 21.2:1 | 17% (85) |
| 1990-91 | 486 | 33 | 14.7:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Rainier Jr/Sr High School.
Since 2017-18: students down 13% (421 to 366); teachers down 5% (23.2 to 22).
About Rainier Jr/Sr High School
Rainier Jr/Sr High School is a public high school run by Rainier SD 13 in Rainier, Oregon. The school's 366 students are in grades 7 through 12. Statewide, high schools in Oregon average about 630 students each.
A total of 2 schools make up Rainier SD 13, with 789 students enrolled.
Rainier Jr/Sr High School enrolls a student body that is 82% White. The school is also 10% Hispanic and 5% multiracial. For comparison, Columbia County is about 85% White. The chance that two students picked at random at Rainier Jr/Sr High School belong to different racial or ethnic groups, known as the diversity index, is 31%.
At Rainier Jr/Sr High School, 22 full-time-equivalent teachers work with students, a ratio of about 16.6:1. That ratio is under the 19.8:1 average for high schools in Oregon. Students eligible for free or reduced-price lunch make up 79% of enrollment. The average for public schools in Columbia County is 62%.
Rainier Jr/Sr High School is graded B by allk12, scoring above 55% of Oregon public high schools once test results, poverty-adjusted performance, and the recent trend are combined.
When test results are adjusted for free or reduced-price lunch eligibility, Rainier Jr/Sr High School is 1.8 points below its prediction. Actual: 30.1%. Predicted: 31.9%.
Columbia County census figures show that median household income is about $87,458, 20% of adults hold a bachelor's degree or higher, and about 6% of residents live below the federal poverty line. Rainier Jr/Sr High School is among the 23 public schools in Columbia County.
The nearest public school is Hudson Park Elementary School, at less than a tenth of a mile. There are at least 8 other public schools within five miles.
Rainier Jr/Sr High School is in rural territory close to an urban area, a location NCES labels Rural: Fringe.
A comparison of 2020-21 and 2024-25 shows enrollment down 4%, from 383 to 366.
Threads on this page can be about school events, clubs, and volunteer needs. Anyone with firsthand experience at this school can post or comment.
Columbia County at a glance
View full county profilePopulation
53,493
Census ACS
Median income
$87,458
Household, ACS
Bachelor's+
20%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
23
6,932 students
Quick facts
Related schools
Other schools in Rainier SD 13
- Hudson Park Elementary SchoolElementary · 423 students
Nearby schools
- Hudson Park Elementary School0.1 mi · 423
- Saint Helens Elementary2.9 mi · 299
- Kessler Elementary School3.4 mi · 349
- Olympic Elementary School3.5 mi · 381
- Monticello Middle School3.6 mi · 525
- Discovery High School3.6 mi · 57
Frequently asked questions
About Rainier Jr/Sr High SchoolHow large is Rainier Jr/Sr High School?
Rainier Jr/Sr High School enrolls approximately 366 students in grades 07-12.
What grades does Rainier Jr/Sr High School serve?
Rainier Jr/Sr High School serves grades 07-12.
What is the student-teacher ratio at Rainier Jr/Sr High School?
The student-to-teacher ratio at Rainier Jr/Sr High School is approximately 16.6:1 (22 FTE teachers).
What is the racial breakdown of students at Rainier Jr/Sr High School?
At Rainier Jr/Sr High School, the student body is approximately 82% White, 10% Hispanic, 1% Black, 1% Asian, 5% Two or more.
Is Rainier Jr/Sr High School public or private?
Rainier Jr/Sr High School is a public K-12 school, overseen by Rainier SD 13.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.