Have a Great Summer! 2002-2003 Tiger Band Audition Results Listen to the MHS Band! Mansfield High School is classified as a Class 5-A high school, and is located in the rapidly growing town of Mansfield, Texas -- just south of the city of Arlington -- between Dallas and Fort Worth. Mansfield ISD has an enrollment of over 14, 000 students. Approximately 3, 950 students attend Mansfield High School.