Hassan District and its current boundaries date to the 1860s, when the Mysore Kingdom was organized into 8 districts, and the districts further divided into taluks. The district had a population of 518,987 in the 1871 census. A famine from 1876 to 1878 reduced the population to 428,344 by 1881. The population was 511,975 in 1891, and 568,919 in 1901. The 1901 census recorded 541,531 Hindus, 16,668 Muslims, 5035 Animists, 3795 Christians, 1874 Jains, and 16 others. The district had 14 towns, and 2546 villages.