Rochester Public Schools enroll 16,300 students in 23 public primary and secondary schools. The city is divided into three public high school attendance zones: John Marshall, Mayo and Century. Private schools in the city include Lourdes, Schaeffer Academy, and Rochester Central Lutheran School amongst various smaller private religious schools. Studio Academy, a fine arts-focused charter school operated for 10 years in Rochester and closed its doors in 2011 upon losing its charter. The Rochester STEM Academy opened in 2011, occupying the former Studio Academy building.