North Mesquite High School is a secondary school in Mesquite, Texas and a part of the Mesquite Independent School District (MISD). As of 2022, the school serves northern portions of Mesquite and the MISD portion of Garland. Formerly, North Mesquite served all of Sunnyvale, before the completion of Sunnyvale High School, leaving the class of 2010 the last North Mesquite class catering to Sunnyvale students.