Kamalnagar is a town and headquarters of Kamalnagar taluka in Bidar district in the South Indian state of Karnataka.
Kamalnagara became a taluk in 2017. Kamalnagara has the biggest panchayat in the district. Kamalnagara has a National Highway 50(NH) that connects to Nanded in Maharashtra and Bidar city in Karnataka. Kamalnagar has railway connectivity.
In the 2021 Indian census, Kamalnagara had a population of 34,784 of whom 19,462 were males and 15,321 were females.