Being a mountainous district of Bac Giang province, Son Dong has high potential for economic development with diverse terrain hilly, rich in natural resources such as forests (61 percent coverage) and minerals (copper ore, tin ore, coal...) but the district is still among the poorest districts of the country. With the different approach methods the study has assessed the current state of the economic development of the district and pointed out the points that let to low economic development and proposed the solutions for developing in the next stage towards a sustainable development.