Gulmidarbar rural municipality is located in the eastern part of the Gulmi district. VDCs such as Birbash, Darbardevi Sthan, Gaidhakot, Amararwathok, Juvung and balithum, were combined in Gulmidarbar rural municipality. The Rural municipality has total area of 79.98square kilometers and is divided into 7 wards. Chhatrakot and Chandrakot rural municipality lies in the east of Gulmidarbar rural municipality. Similarly, this rural municipality is surrounded by Resunga municipality in the west, Chandrakot rural municipality and Musikot municipality in the north and Chhatrakot rural municipality and Arghakhachi district in the south. The geography of this rural municipality is steep slopes with high mountain. Gulmidarbar rural municipality has the total population of the municipality is 22037 consisting male population 9124 and female population of 12913 according to the population census of of Nepal 2011. There are 5266 households in Gulmidarbar rural municipality.
Magar, Brahaman, Kaami, Chhetri, Kumal, Sarki, Damai, Newar, Gharti, etc reside in this rural municipality. The main source of income of this rural municipality is agriculture, livestock, private/government job & foreign employment. In these days people also engaged in harvesting many cash crops like vegetables, mushroom, livestock, etc. Festivals like Dashain, Tihar, Magheshakranti, Ramnawami, Chaitedashain, Baishakha Purnima, Teej, Janaipurnimaetc are celebrated in this rural municipality.
Mr. Ashok Kumar Thapa and Mrs. Meena Bhandari are the chairman and vice chairman of the Gulmidarbar rural municipality. The rural municipality office is situated in Gaidhakot, Gulmi.