Gaumukhi Rural Municipality is one of the 9 municipalities in Pyuthan District of Lumbini Province. As per the 2021 census, the rural municipality has a total population of 25,980, comprising 12,017 males (46.3%) and 13,963 females (53.7%), with a literacy rate of 78.2%. Spanning 139.04 square kilometers, Gaumukhi Rural Municipality exhibits the population density of 187 people per square kilometer. Administratively, it is divided into 7 wards.
According to the latest publicly available report of the Center for Education and Human Resource Development (CEHRD), Gaumukhi has 49 schools. Of these, 3 are private and 46 are public. The breakdown includes 43 pre-schools, 49 basic schools, and 7 secondary schools. Among the secondary schools, 3 offer +2 programs.
Some of the popular schools within the region include Shree Arkha Secondary School Gaumukhi-1, Arkha, Bhrikuti Secondary School, Khara Secondary School, Amrit Jeevan Secondary School, and Gaumukhi Secondary School Thulabeshi.