Belbari, officially known as Belbari municipality, is one of the major suburb of Morang district, Koshi Province. It lies in the eastern Terai region of Nepal. Previously a Village Development Committee (VDC), it was upgraded to the municipality status in 2014. In order to meet the requirements to become a municipality, Belbari VDC merged Kaseni VDC with itself, making it larger in total area. Moreover, in 2017 AD VDC like Dangihat and Bahuni merged with it to become present Belbari Municipality. Now it have 11 wards offices. It had a population of 81,771 people living in 18,945 households making it the third most populous city in Morang district.