The geographical area of Sidingba Rural Municipality is 206 sq km. It has a population of 12099 according to census 2011. This rural municipality has seven wards. It was formed by merging seven former VDCs. The headquarter of this municipality is situated in Sablakhu bhanjyang.
It is named after the Sidingba devi and hills with same name. the historical landmarks and natural beauty of the land is appealing to visitors. Major source of income of people living here are agriculture, livestock and herbs.
The administrative structure under this municipality has five major departments. They are Administration, Planning and Monitoring Department, Infrastructural development and Environment management Department, Social and Economic Development Department, Education, Youth and Sports Department and Internal Account management Unit.
The Chairperson and Vice chairperson this rural municipality are Nara Bahadur Kadariya and Jivan Kumar Tamling respectively.