Sonahatu block is a CD block that forms an administrative division in the Bundu subdivision of Ranchi district, in the Indian state of Jharkhand. Geography Sonahatu CD block is located on the Lower Chota Nagpur Plateau. It has an average elevation of above mean sea level. Sonahatu CD block is bounded by the Silli CD block on the north, Jhalda I CD block in Purulia district of West Bengal on the east, Ichagarh CD block in Serikela Kharswan district and Tamar CD block on the south and Bundu CD block on the west. Sonahatu CD block has an area of 273.12 km2. Sonahatu police station serves Sonahatu CD block. The headquarters of Sonahatu CD block is located at Sonahatu village. Demographics Population According to the 2011 Census of India, Sonahatu CD block had a total population of 77,252, all of which were rural. There were 39,127 (51%) males and 38,125 (49%) females. Population in the age range 0–6 years was 11,389. Scheduled Castes numbered 6,115 (7.92%) and Scheduled Tribes numbered 18,455 (23.89%). The percentage of Scheduled Tribes in Ranchi district, in 2011, was 47.67% of the population (rural) in the blocks. The percentage of Scheduled Tribes, numbering 1,042,016, in the total population of Ranchi district numbering 2,914,253 in 2011, was 35.76%. The Oraons forming 18.20% of the population and the Mundas forming 10.30% of the population, were the main tribes. Other tribes included (percentage of population in brackets) Lohra (2.46), Bedia (1.32) and Mahli (1.09). Education census, the total number of literate persons in Sonahatu CD block was 43,494 (66.04% of the population over 6 years) out of which males numbered 26,506 (79.66% of the male population over 6 years) and females numbered 16,988 (52.13% of the female population over 6 years). The gender disparity (the difference between female and male literacy rates) was 27.53%. census, literacy in Ranchi district was 77.13%. Literacy in Jharkhand was 67.63% in 2011. Literacy in India in 2011 was 74.04%. Sonahatu CD block had 9 villages with pre-primary schools, 59 villages with primary schools, 30 villages with middle schools, 2 villages with secondary schools, 3 villages with no educational facility. See also – List of Jharkhand districts ranked by literacy rate Language and religion Hindi is the official language in Jharkhand and Urdu has been declared as an additional official language. Economy Livelihood In Sonahatu CD block in 2011, amongst the class of total