Memorial High School is a public, co-educational secondary school located in Port Arthur, Texas, United States. It was established in August 2002 after a merger of three previous high schools: Thomas Jefferson, Abraham Lincoln, and Stephen F. Austin. Since then, Port Arthur Memorial High School has been the only high school in the Port Arthur Independent School District. It serves most of Port Arthur and a portion of Groves. Initially, the school used the former Lincoln and Jefferson campuses; its new facility opened for the 2009–10 school year on the northern side of Port Arthur. It also has a 9th Grade Center Next to it bro in Port Arthur, on the former Austin Middle School campus.