Tumakuru District is an administrative district in the state of Karnataka in India. It is the third largest district in Karnataka by land area with an area of 10,598 km2, and fourth largest by Population. It is a one-and-a-half-hour drive from Bengaluru, the state capital. The district is known for the production of coconuts and is also called as 'Kalpataru Nadu'. It is the only discontiguous district in Karnataka (Pavagada Taluk has no geographical continuity with the rest of the district). As of census of 2011, the district has a population of 2,678,980, with a population density of 253 people /km2, the district has the literary rate of 75.14% and a sex ratio of 984 women/ 1000 men. Tumakuru district is surrounded by Chikkaballapura district and Bengaluru Rural in East, Ramanagara District in South-East, Mandya and Hassan Districts in South-West, Chikmagalur District in west, Chitradurga district in north-west and Sri Sathya Sai district and Anantapur district of Andhra Pradesh in North. The district was formed in 1832 during the days of British commissioner of Mysuru Sir Mark Cubbon as Chitaldroog Division including the area of present Chitradurga and Tumakuru districts headquartered at Tumakuru, Major General Richard Stewart Dobbs was the first collector of the district (term of office 1835–1861), who was key responsible for the establishment of Munro system of administration. In the year 1862 Chitaldroog division was abolished and Tumakuru (Nandidroog division) and Chitradurga (Nagar Division) established as separate districts by Lewin Bentham Bowring. The district occupies an area of 10,598 km2 and had a population of 2,678,980, of which 19.62% were urban as of 2011. The district is known for the production of coconuts, called as 'Kalpataru Nadu'. It is the only discontiguous district in Karnataka (Pavagada Taluk has no geographical continuity with the rest of the district). Tumakuru District has ten talukas, eleven Assembly constituencies and the District is shared among three Parliamentary constituencies.