Westside Christian High School is a private Christian High School located in Tigard, Oregon, United States. It was founded in 1981 with 10 students and 6 teachers. Westside's choir program has won the OSAA 3A State Championship for eight straight years, from 2007 to 2014. In 2011, the school announced plans to move to Tigard and a new larger campus where they planned to increase enrollment to 450 students. The school received a $1 million grant from the M. J.