Tumakuru district has ten talukas,
eleven Assembly constituencies and the district is shared among
three Parliamentary constituencies. Tumakuru district shares border with ten districts, which is the highest in the state. The districts that share the border are Districts of
Chitradurga towards north,
Hassan and
Chikkamagaluru towards west,
Mandya towards south-west,
Ramanagara and
Bengaluru Rural towards south,
Chikkaballapura towards east and
Sri Sathya Sai district and
Anantapur district (
Andhra Pradesh) towards north-east. It consists chiefly of elevated land intersected by river valleys. A range of hills rising to nearly crosses it from north to south, forming the watershed between the systems of the
Krishna and the
Kaveri. The principal streams are the Jayamangali and the
Shimsha. The mineral wealth of Tumakuru is considerable; iron is obtained in large quantities from the hillsides; and excellent building-stone is quarried. The slopes of the
Devarayanadurga hills are clothed with forests. Wildlife such as
leopards,
dhole,
bears and
wild boar have been recorded here. Although,
tigers have been recorded from these forests as late as the 1950s, most recent reports are of stray sightings and need confirmation. The annual rainfall averages 39 inches. ==Demographics==