Kalunga is an Industrial Estate, which is situated at outskirts from the steel city Rourkela in Sundargarh district in Odisha state.

Kalunga is also known for the College of Rourkela Institute of Technology, which is situated in the center of its area.

Kalunga is a station on the Tatanagar Rourkela Bilaspur section of Howrah Nagpur Mumbai main line.

This city is well connected to Rourkela, Sundargarh, Sambalpur and Ranchi through the local buses.

Another Important Diploma College include Rourkela Institute of Technology, which was established in the year of 1984, in the private industrial estate of Kalunga.