Dharmadevi Municipality is one of the 10 municipalities in Sankhuwasabha District of Koshi Province. As per the 2021 census, the municipality has a total population of 16,053, comprising 7,825 males (48.7%) and 8,228 females (51.3%), with a literacy rate of 79.09%. Spanning 132.82 square kilometers, Dharmadevi Municipality exhibits the population density of 121 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), Dharmadevi has 35 schools. Of these, 1 are private and 34 are public. The breakdown includes 29 pre-schools, 35 basic schools, and 9 secondary schools. Among the secondary schools, 4 offer +2 programs.
Some of the popular schools within the municipal area include Shree Sinheswary Secondary School, Amaruwa Secondary School, Mahendra Jyoti Secondary School, Rameshwar Secondary School, and Shree Shanti Secondary School.