The Ronald Reagan High School Marching Band is one of the largest and most active competitive organizations on campus.  The Marching Band attends football games, pep rallies, parades. They also compete in the Texas UIL circuit, as well as Bands of America Regional, Super Regional and Grand National competitions.  The Marching Band enjoys being a regular finalist at these competitions and is nationally recognized as one of the premier marching bands in the country.

The Marching Band consists of 300+ musicians along with 60+ color guard and band dance members.  Students enjoy working with the best in the business in teaching brass/ woodwind/ percussion pedagogy, choreography, musical arrangement, drill design, and visual production.