Literacy census the total number of literate persons in Tisri CD block was 41,892 (55.27% of the population over 6 years) out of which males numbered 26,289 (70.05% of the male population over 6 years) and females numbered 15,603 (40.78% of the female population over 6 years). The gender disparity (the difference between female and male literacy rates) was 29.27%. census, literacy in Giridih district was 63.14% Literacy in Jharkhand was 66.41% in 2011. Literacy in India in 2011 was 74.04%. See also – List of Jharkhand districts ranked by literacy rate Language and religion Khortha is the main spoken language. Hindi is the official language. Santali is also spoken. Rural poverty 40-50% of the population of Giridih district were in the BPL category in 2004–2005, being in the same category as Godda, Koderma and Hazaribagh districts. Rural poverty in Jharkhand declined from 66% in 1993–94 to 46% in 2004–05. In 2011, it has come down to 39.1%. Economy Livelihood In Tisri CD block in 2011, amongst the class of total workers, cultivators numbered 17,649 and formed 39.71%, agricultural labourers numbered 20,736 and formed 46.66%, household industry workers numbered 814 and formed 1.83% and other workers numbered 5,244 and formed 11.80%. Total workers numbered 44,443 and formed 46.74% of the total population, and non-workers numbered 50,638 and formed 53.26% of the population. Note: In the census records a person is considered a cultivator, if the person is engaged in cultivation/ supervision of land owned. When a person who works on another person's land for wages in cash or kind or share, is regarded as an agricultural labourer. Household industry is defined as an industry conducted by one or more members of the family within the household or village, and one that does not qualify for registration as a factory under the Factories Act. Other workers are persons engaged in some economic activity other than cultivators, agricultural labourers and household workers. It includes factory, mining, plantation, transport and office workers, those engaged in business and commerce, teachers, entertainment artistes and so on. Infrastructure There are 183 inhabited villages in Tisri CD block. In 2011, 56 villages had power supply. 1 village had tap water (treated/ untreated), 181 villages had well water (covered/ uncovered), 142 villages had hand pumps, and all villages had drinking water facility. 19 villages had post offices, 6 villages had a sub post office, 7 village had telephones