Sundargarh is a town in Sundergarh district of the Indian state of Odisha. As of 2011 census, the municipality had a population of 45,036. Sundargarh is recognized as an industrial district in Odisha. Steel, fertilizer, cement, ferrovanadium, machine-building, glass, china-clay plants and factories, and spinning mills are some of the major industries of this district. Sundargarh occupies a prominent position in the mineral map of Odisha and is rich in iron ore, limestone, and manganese.

Sundargarh District is a district in the northwestern part of Odisha state in eastern India.