Baliadangi is an Upazila of Thakurgaon District in the Division of Rangpur, Bangladesh.

Thakurgaon is a district in northwestern Bangladesh. It is part of the Rangpur Division and borders India to the west. It was established as a mahakuma in 1860 consisting of 6 thanas named Thakurgaon sadar, Baliadangi, Pirganj, Ranishankail, Haripur and Ruhia. In 1947, it was re-established as a mahakuma including 3 thanas of Jalpaiguri and a thana of kochbihar of India. In 1981, Atoari was included in the new Panchagarh district and the area was shrunk in just 5 thanas. It was established as a district on 1 February 1984.