This report summarizes the activities of the National Bus Rapid Transit Institute (NBRTI), from its inception in January 2001 to June 2024 (the final year of the program grant). The NBRTI program is housed at the Center for Urban Transportation Research (CUTR) at the University of South Florida (USF). The federal grant was received through the United States Department of Transportation's Federal Transit Administration (FTA). The Institute was charged with creating a national program for training, technical assistance, research, innovation, and evaluation of existing and proposed bus rapid transit (BRT) projects. This program report includes two appendices documenting additional short research efforts.