Centralia High School

Set in Centralia, Washington, Centralia High School is a heavily attended 9-12 campus, overseen by Centralia School District. It hosts 941 students across grades 9 through 12. That puts it 64% bigger than the typical public school in Washington, which averages around 573 students.

Within Centralia School District, which oversees 9 schools and 3,313 students, Centralia High School is one campus in the system.

Looking at the student body, Centralia High School reports that the largest single group is White at 49%, but no single group is in the majority; the rest looks like 43% Hispanic, 4% multiracial. By comparison, Lewis County as a whole is about 82% White, so the school skews meaningfully less White than its surroundings.

On the resource side, On paper, Centralia High School has 47 full-time-equivalent teachers, translating to a class-load average of around 20.2:1. The state averages around 21.6:1, so this campus is tighter than the state norm typical. An estimated 70% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. That share is noticeably above Lewis County's rate of about 57%.

Adjusting for the school's free-and-reduced-lunch share, Centralia High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 33.6%, the actual is 34.5%, a residual of +0.9 points.

In the broader community, community-level numbers for Lewis County indicate median household income runs about $74,796, 22% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 8%. In all, Lewis County runs 45 public schools (combined enrollment of about 12,548 students), of which Centralia High School is one.

Nearest neighbor: Fords Prairie Elementary, around 0.9 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Centralia High School at 4th of 7; the average score across the group is 32.6%.

The campus sits in a rural setting.

Five-year trend. Looking back 7 years, enrollment at Centralia High School has decreased 13%, going from 1,081 students in 2018 to 941 in 2025. The White share of enrollment fell from 62% to 49% over that span. The student-to-teacher ratio fell from 22.1:1 in 2018 to 20.2:1 today.

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