The Marriotts Ridge High School Concert Choir, fondly known as the Mustang Chorale, consists of 130 students working together to sing choral pieces available to large groups. The singers in this ensemble have varying levels of singing experience, but all come together to create amazing music. Since it was founded in 2005, the Mustang Chorale has been ranked superior in adjudications both locally and regionally. They have participated in performances in places such as Virginia Beach, Tennessee, South Carolina, and Florida. This mixed choir has led the state in the largest number of students accepted into Maryland All-State Choir from one school since 2009. Most recently, this ensemble tackled such pieces as Mozart: Requiem and Beethoven: Symphony No. 9.