bishop blanchet is a co-ed, private, catholic, college prep high school established by the archbishop of seattle in 1954. rooted in gospel values, we educate students within a challenging, positive and diverse learning environment. we inspire students to transform the world around them through a lifelong commitment to faith, scholarship and service. the bishop blanchet high school community is composed of 850 students, 125 faculty and staff and over 15,000 alumni.