MD/DC ACDA is the local chapter of the American Choral Directors Association for choral musicians in Maryland and the District of Columbia. This chapter is part of the Eastern Division and under the umbrella of the National ACDA.

Founded in 1959, the ACDA is a nonprofit music education organization whose central purpose is to promote excellence in choral music through performance, composition, publication, research, and teaching. In addition, ACDA strives through arts advocacy to elevate choral music’s position in American society.

Through concert performances by accomplished choirs, educational clinics by leading experts, and exhibits by music-industry representatives, members have access to diverse and practical conference forums in which to develop their skills and professional knowledge. National conferences are offered in March of odd-numbered years. Division conferences take place in February and March of even-numbered years.