Rowlett High School is a public secondary school located in Rowlett, Texas (USA). Rowlett High School enrolls students in grades 9-12 and is a part of the Garland Independent School District. The school opened in the fall of 1996 with Marlene Hammerle as principal. It is the second newest high school in the district. In 2005, Rowlett High School was recognized by Newsweek on their "Top 1,000 High Schools In The Nation" list, which is based on Advance Placement scores.