Chiawana Senior High School

Chiawana Senior High School is a senior high of large scale in Pasco, Washington, run under Pasco School District, works with 3,127 students in grades 8 through 12. By comparison, Washington's public schools average about 573 students each, so Chiawana Senior High School sits 446% bigger than that benchmark.

Across the 28 schools in Pasco School District (18,913 students total), Chiawana Senior High School accounts for its share of the district's footprint.

Demographically, Chiawana Senior High School records that 68% of the student body identifies as Hispanic. Other groups include 25% White, 3% multiracial, 2% Asian. The wider county runs roughly 55% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

On the resource side, Chiawana Senior High School records 152 full-time-equivalent teachers, putting the student-to-teacher ratio at about 20.6:1. Statewide, the average ratio sits near 21.6:1, putting Chiawana Senior High School tighter than the state norm the norm. Roughly 62% of students at Chiawana Senior High School qualify for free or reduced-price lunch, often used as a Title I proxy.

Adjusting for the school's free-and-reduced-lunch share, Chiawana Senior High School tracks the demographic baseline. The model predicts 38.8% given the school's FRL share; actual proficiency is 31.5%.

Across the wider county, census data for Franklin County shows median household earnings sit near $86,714, roughly 21% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 10%. Across Franklin County's 43 public schools (combined enrollment of about 21,403 students), Chiawana Senior High School is one campus in the mix.

Nearest neighbor: Three Rivers Elementary, around 0.4 miles off. Counting just inside five miles, 8 other public schools cluster around Chiawana Senior High School. Among the 8 schools in that immediate cluster with test data (this one included), Chiawana Senior High School ranks 6th on composite proficiency, behind the local average of 38.7%.

Chiawana Senior High School operates from a commuter-belt location.

Over the past 7-year window. Looking back 7 years, enrollment at Chiawana Senior High School has ticked up 15%, going from 2,711 students in 2018 to 3,127 in 2025. Over the same period, the Hispanic share climbed from 64% to 68%.

Within the allk12 community for this school, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Posting is open to anyone connected to the school.