The District of Raichur was a part of the Hyderabad State till the re - organisation of State on 1st November 1956.
The district derives its name from its headquarters town Raichur (origin of name Rayachooru in Kannada), as do most of the other districts also in the State.
Though many of the villagers round about still call the place by the earlier from of the name which is Rayachooru, however, in modern times, it has come to be generally written and pronounced in Kannada as Rayachooru.
The low and highly variable rainfall renders the district liable to drought. The geographical area of the district, according to the Central statistical organization of the Government of India, is 14,013 Sq Kilometers which works out to 5410 sq. miles.
Web : http://www.raichur.nic.in