Jharkhand (; Hindi: [d͡ʒʱɑːɾkʰəɳɖ]; lit. 'the land of forests') is a state in eastern India. The state shares its border with the states of West Bengal to the east, Chhattisgarh to the west, Uttar Pradesh to the northwest, Bihar to the north and Odisha to the south. It has an area of 79,716 km2 (30,779 sq mi). It is the 15th largest state by area, and the 14th largest by population. Hindi is the official language of the state. The city of Ranchi is its capital and Dumka its sub-capital. The state is known for its waterfalls, hills and holy places; Baidyanath Dham, Parasnath, Dewri and Rajrappa are major religious sites. The state was formed on 15 November 2000, after carving out what was previously the southern half of Bihar. Jharkhand suffers from what is sometimes termed a resource curse: it accounts for more than 40% of the mineral resources of India, but 39.1% of its population is below the poverty line and 19.6% of children under five years of age are malnourished. Jharkhand is primarily rural, with about 24% of its population living in cities. It is amongst the leading states in terms of economic growth. In 2017–18, the GDP growth rate of state was at 10.22%.

Giridih is headquarters of the Giridih district of Jharkhand state, India. The city of Giridih is known for its industrial and health sectors, as well as its scenic beauty. Giridih houses the Giridih Coalfield which is one of the oldest coalfields to be worked in India. Giridih is one of the six Data Processing Centres of Data Processing Division (DPD) of National Sample Survey Office (NSSO). Before 1972, Giridih was part of Hazaribagh district.