Rangpur Sadar Upazila: History
Rangpur Sadar Upazila was established in 1983 from taking then Kotwali Thana area. It had 12 unions and a municipality before the establishment of Rangpur City Corporation. In 2011, the area of Sadar Upazila was reduced to 121.39 km and the number of unions reduced to 4 due to most of the unions becoming part of the newly established Rangpur City Corporation. In 2022, the Khaleya Union from Gangachara Upazila joined this upazila, and again the number of unions increased from 4 to 5, and the area of this upazila increased to 137.04 km2.