Lalbandi Municipality is one of the 20 municipalities in Sarlahi District of Madhesh Province. As per the 2021 census, the municipality has a total population of 66,419, comprising 32,883 males (49.5%) and 33,536 females (50.5%), with a literacy rate of 73.71%. Spanning 238.5 square kilometers, Lalbandi Municipality exhibits the population density of 278 people per square kilometer. Administratively, it is divided into 17 wards.
According to the latest publicly available report of the Center for Education and Human Resource Development (CEHRD), Lalbandi has 75 schools. Of these, 24 are private and 49 are public. The breakdown includes 58 pre-schools, 75 basic schools, and 24 secondary schools. Among the secondary schools, 10 offer +2 programs.
Some of the popular schools within the municipal area include Janajyoti Secondary School Sarlahi, Nawajiwan Bidhyashram Secondary School, Everest Secondary School, Janta Secondary School Nawalpur, and Lord Bright Wisdom International English School.