The district with the lowest population density in Odisha is Malkangiri. It has a population density of 11 people per square kilometer. The other options are:
- Boudh: 12 people per square kilometer
- Gajapati: 13 people per square kilometer
- Deogarh: 14 people per square kilometer
Malkangiri is a district in the southern part of Odisha, India. It is the largest district in the state, with an area of 6,526 square kilometers. The district is sparsely populated, with a population density of just 11 people per square kilometer. The main languages spoken in Malkangiri are Odia, Telugu, and Gondi. The district is home to a number of tribal groups, including the Gonds, the Kondhs, and the Saura. Malkangiri is a beautiful and remote district, with a rich natural heritage. The district is home to a number of national parks and wildlife sanctuaries, including the Indravati National Park, the Similipal National Park, and the Simlipal Tiger Reserve. Malkangiri is also home to a number of historical and cultural sites, including the Malkangiri Fort, the Lakhpala Temple, and the Deogarh Temple.