Bahi District  Bahi District is one of the seven districts of the Dodoma Region of Tanzania. Bahi District is bordered to the north by Chemba District, to the east by Dodoma District and Chamwino District, and to the west by Singida Region. Its administrative seat is the town of Bahi. According to the 2012 Tanzania National Census, the population of Bahi District was 221,645. Paved trunk road T3 from Morogoro to the Rwandan border passes through the district. The central railway of Tanzania passes through Bahi District as well and there is a train station in Bahi town. As of 2012, Bahi District was administratively divided into 20 wards.