Hillsboro High School

Hillsboro High School is a public high school in Hillsboro, Oregon, United States, and is the oldest high school in the Hillsboro School District. The current campus was built beginning in 1969. Prior to this, the first campus opened in 1913 at 3rd Avenue and Grant Street; the second campus, built in 1928, was located downtown at 6th Avenue and Lincoln Street, where J.B. Thomas Middle School stood until 2009. Currently 1,195 students attend the school in grades 9–12. The official school colors are blue and white with red and black as accents, and the mascot is the Spartan.

The athletics and activities of the school compete in category 5A's Northwest Oregon Conference under the Oregon School Activities Association.