Chikballapura district is a district in the state of Karnataka, India. In 2007, it was carved out of the pre-existing Kolar district by moving the talukas of Gauribidanur, Gudibanda, Bagepalli, Chikballapur, Sidlaghatta and Chintamani into the new district.The town of Chikballapur is the district headquarters and a key transport link in the North Bangalore area. The north-south six-lane National Highway 7 (NH-7) as well as the East-West State Highway 58 go through the district.