Manarashiswa Municipality is one of the 15 municipalities in Mahottari District of Madhesh Province. As per the 2021 census, the municipality has a total population of 52,191, comprising 25,679 males (49.2%) and 26,512 females (50.8%), with a literacy rate of 58.85%. Spanning 49.73 square kilometers, Manarashiswa Municipality exhibits the population density of 1,049 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), Manarashiswa has 31 schools. Of these, 5 are private and 23 are public. The breakdown includes 29 pre-schools, 31 basic schools, and 9 secondary schools. Among the secondary schools, 2 offer +2 programs.
Some of the popular schools within the municipal area include Durga Secondary School Mahottari, Sa Mu Secondary School Sarpallo, Janta Secondary School Kataiya Chauriya Chau. Katti, Shree Secondary School Sahasram, and Janta Secondary School.