Dhangadhimai Municipality is one of the 17 municipalities in Siraha District of Madhesh Province. As per the 2021 census, the municipality has a total population of 53,355, comprising 26,038 males (48.8%) and 27,317 females (51.2%), with a literacy rate of 69.32%. Spanning 159.51 square kilometers, Dhangadhimai Municipality exhibits the population density of 334 people per square kilometer. Administratively, it is divided into 14 wards.
According to the latest publicly available report of the Center for Education and Human Resource Development (CEHRD), Dhangadhimai has 58 schools. Of these, 20 are private and 36 are public. The breakdown includes 41 pre-schools, 56 basic schools, and 19 secondary schools. Among the secondary schools, 6 offer +2 programs.
Some of the popular schools within the municipal area include Janta Secondary School Ayodhyanagar, Janata Secondary School Siraha, Janta Secondary School Betaha Bhawanipur, Sagarmatha Pragya Peeth English Boarding School Dhangadhimai, and Indreni Pathshala Siraha.