While drawing students from around its home area, Mills also contains a hybrid Gifted & Talented magnet school focusing on college preparation through Advanced Placement courses.

The Comets participate in football, soccer (boys/girls), volleyball, golf (boys), basketball (boys/girls), baseball, softball, competitive cheer, dance, and track and field (boys/girls).

From 2008–12, the Mills Comets competed in the Class 5A-Southeast conference with Sylvan Hills Bears, West Helena Central, Watson Chapel, Monticello Billies, Crossett Eagles, White Hall Bulldogs, and North Pulaski Falcons.

The first basketball state championship was won on March 12, 2004, as Allen's Comets beat the Sylvan Hills Bears 58-53 at Alltel Arena in North Little Rock.

On March 10, 2012, Mills would appear in the 5A State Championship game in Cooper's first year as head coach, eventually losing to the Sylvan Hills Bears 59-54.