The association's mission is to educate and engage residents and tourists about the history, cultural arts, and heritage of Brownsville, Texas. They achieve this through exhibitions, educational programs, publications, cultural events, and archival collections. The Brownsville Historical Association aims to improve the quality of life for all residents by providing lifelong learning experiences and attracting tourism to Historic Downtown Brownsville. The association's flagship, the Historic Brownsville Museum, is a key component of their preservation and educational efforts.