The total area of the district is 4084 km², and its altitude is 305 m above sea level.

Dhamtari is situated approximately 80 kilometres (50 mi) south of Raipur on NH 30.

[1] Ravishankar Sagar dam (Gangrel Dam) that irrigates almost 570 square kilometres of land and also acts as a main supply unit of safe drinking water resource for state capital Raipur as well as supply to Bhilai Steel Plant lies almost 11 km from the district capital.

Ravishankar Sagar dam that irrigates almost 57000 Hectare of land and also acts as a main supply unit of safe drinking water resource for state capital Raipur as well as supply to Bhilai Steel Plant lies at almost 11 km from the District capital .

[2] According to the 2011 census Dhamtari district has a population of 799,781,[5] roughly equal to the nation of Comoros[6] or the US state of South Dakota.

[5] At the time of the 2011 Census of India, 92.63% of the population in the district spoke Chhattisgarhi and 5.31% Hindi as their first language.