Best 99138 Washington Public High Schools (2026)

For the 2026 school year, there is 1 public high school serving 62 students in 99138, WA.

The top-ranked public high school in 99138, WA is Inchelium High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Public high school in zipcode 99138 have an average math proficiency score of 20% (versus the Washington public high school average of 34%), and reading proficiency score of 50% (versus the 65% statewide average). High schools in 99138, WA have an average ranking of 3/10, which is in the bottom 50% of Washington public high schools.

Public high school in zipcode 99138 have a Graduation Rate of 80%, which is less than the Washington average of 84%.

The school with highest graduation rate is Inchelium High School, with ≥80% graduation rate. Read more about public school graduation rate statistics in Washington or national school graduation rate statistics.

Minority enrollment is 92% of the student body (majority American Indian), which is more than the Washington public high school average of 51% (majority Hispanic).