Best Gilliam County Public High Schools (2026)

For the 2026 school year, there are 2 public high schools serving 182 students in Gilliam County, OR.

The top-ranked public high schools in Gilliam County, OR are Condon High School and Arlington Community Charter School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Gilliam County, OR public high schools have an average math proficiency score of 22% (versus the Oregon public high school average of 24%), and reading proficiency score of 52% (versus the 48% statewide average). High schools in Gilliam County have an average ranking of 7/10, which is in the top 50% of Oregon public high schools.

Gilliam County, OR public high school have a Graduation Rate of 50%, which is less than the Oregon average of 82%.

The school with highest graduation rate is Arlington Community Charter School, with ≥50% graduation rate. Read more about public school graduation rate statistics in Oregon or national school graduation rate statistics.

Minority enrollment is 13% of the student body (majority Hispanic), which is less than the Oregon public high school average of 41% (majority Hispanic).