Krishnagiri district is a district in the state of Tamil Nadu, India. This is a new district which was carved out from Dharmapuri district by 2004. The municipal town of Krishnagiri is the district headquarters. In Tamil Nadu, "e-Governance" was first introduced at Krishnagiri district under the National e-Governance Project (NEGP) in revenue and social welfare departments on a pilot basis. The district is one of the largest producers of mangoes in India. As of 2011, the district had a population of 1,879,809 with a sex-ratio of 958 females for every 1,000 males.