Rainas Municipality is one of the 8 municipalities in Lamjung District of Gandaki Province. As per the 2021 census, the municipality has a total population of 17,402, comprising 8,202 males (47.1%) and 9,200 females (52.9%), with a literacy rate of 76.07%. Spanning 71.97 square kilometers, Rainas Municipality exhibits the population density of 242 people per square kilometer. Administratively, it is divided into 10 wards.
According to the latest publicly available report of the Center for Education and Human Resource Development (CEHRD), Rainas has 38 schools. Of these, 3 are private and 35 are public. The breakdown includes 28 pre-schools, 35 basic schools, and 11 secondary schools. Among the secondary schools, 4 offer +2 programs.
Some of the popular schools within the municipal area include Saubhagyodaya Secondary School, Shailaputri Secondary School, Bir Bhakti Secondary School, Rainas N' Global Boarding School, and Shishu Vidyashram Secondary School.