Ramanagara is situated at a distance of 50 KM from Bangalore city has got an ancient history. Previously it was called ‘Closepet’. The ‘Closepet’ granites are a major geographical feature of this region and are from the lower proterozoic era. This belt of rocks extend in the north-south disrection in 50KM belt and renamed as Ramanagara due to Ramagiri hill near the town. Ramanagara was earlier part of Bangalore Rural Dist. has been formed as a new District comprising of four taluks, viz. Ramanagara, Channapatna, Magadi & Kanakapura with effect from 23-08-2007. The District has a flora and fauna hilly and plain area. The District is bounded by Bangalore Urban District in the North and Mandya District in the South, Bangalore Urban District and Tamilnadu in the East and Tumkur District in the West.
Ramanagara is famous for its silk market, one of the biggest in India, giving it the other name of Silktown. Ramanagara District includes the Bidadi industrial area, which houses the manufacturing units of Toyota and Coca-Cola, and a 1400 MW combined cycle gas-based power plant. where as Channapatna is known for it’s colourful wooden toys. Magadi has a rich heritage of ‘Magadi Kempegowda’. In Kanakapura Taluk famous Sangama of Cauvery and Arkavathi rivers.
The total Geographical area of Ramanagara District is 3576 Sq. Km., of which 699.46 Sq. Km. of Forest Area, and having 827 villages. Arkavathi and Kanva are the two rivers flowing in the District and thereby commercial crops like Mulberry, coconut, and cocoon production. Ragi, Toor Dal (Togari bele), Mango and groundnut are the main crops of the District.