The assumed course of study follows the Smart Core curriculum developed the Arkansas Department of Education, which requires students to complete 22 credit units before graduation. Students engage in regular and career focus courses and exams and may select Advanced Placement coursework and exams that provide an opportunity to receive college credit. According to the student handbook, exceptional students may be awarded an honors diploma based on participation in 12 of the 26 offered AP courses and grade point averages resulting in three awards: Honors diploma, Honors Graduate status or Highest Honors Graduate status. Twenty-six AP, pre-AP or honor courses are offered to include: Morrilton was listed as Unranked in the Best High Schools 2012 report by U.S. News & World Report.
Extracurricular activities
The Morrilton High School mascot is the Devil Dog with school colors of maroon and gray. The Morrilton Devil Dogs participate in various interscholastic activities in the 5A West Conference administered by the Arkansas Activities Association. The school athletic activities include baseball, basketball, competitive cheer, cross country, American football, golf, softball, tennis, and volleyball. The boys basketball team won state championships in 1973 and 1991 while the girls won state championships in 2003 and 2006. The Devil Dogs won state football championships in 1971, 1973 and 2013. Coached by Doyne Davis, the '71 team won the Class AA state championship with a perfect 13-0 record, defeating HS Lakeside 38-6, Magnolia 27-8 and Stuttgart 10-7 in the AA playoffs. RB James McDaniel and OT Kenny Koontz were named All-State and selected to play in the 1972 AHSCA All-Star game where McDaniel was game MVP. Coach Davis is Morrilton's all-time winningest coach with a 108-47-1 career mark. Beyond athletic activities, students participate in a full range of clubs and organizations including Band, Choir, Theatre, Student Council, National Beta Club, Future Business Leaders of America, Future Farmers of America, Mu Alpha Theta, Student Reporters, Fellowship of Christian Athletes, Family, Career and Community Leaders of America, and Health Occupations Students of America.
Notable alumni
The following are notable people associated with Morrilton High School. If the person was a Morrilton High School student, the number in parentheses indicates the year of graduation; if the person was a faculty or staff member, that person's title and years of association are included:
