Sambalpuri is an Indo-Aryan language variety spoken in Western Odisha, India. It is alternatively
known as Western Odia, Sambalpuri Odia, and Kosali. There were 2.63 million people in India who
declared their language to be Sambalpuri at the 2011 census, almost all of them residents in Odisha.
These speakers were mostly concentrated in the districts of Bargarh (1,130,000 speakers), Subarnapur (364,000), Balangir (335,000), Sambalpur (275,000), Jharsuguda (245,000), Nuapada (145,000), Baudh (90,700), and Sundargarh (42,700).