Dewahi Gonahi Municipality is one of the 18 municipalities in Rautahat District of Madhesh Province. As per the 2021 census, the municipality has a total population of 38,690, comprising 19,295 males (49.9%) and 19,395 females (50.1%), with a literacy rate of 50.67%. Spanning 33.99 square kilometers, Dewahi Gonahi Municipality exhibits the population density of 1,138 people per square kilometer. Administratively, it is divided into 9 wards.
According to the latest publicly available report of the Center for Education and Human Resource Development (CEHRD), Dewahi Gonahi has 23 schools. Of these, 3 are private and 19 are public. The breakdown includes 20 pre-schools, 22 basic schools, and 4 secondary schools. Among the secondary schools, 2 offer +2 programs.
Some of the popular schools within the municipal area include Jay Kisan Secondary School, Secondary School Prempur Gonahi, Saraswati Secondary School, Shree Basic School, and Basic School.