The state was formed with 18 districts, which were formerly part of south Bihar. Some of these districts were reorganised to form 6 new districts, namely, Latehar, Saraikela Kharsawan, Jamtara, Sahebganj, Khunti and Ramgarh. Presently, the state has 24 districts:Ranchi, Lohardaga, Gumla, Simdega, Palamu, Latehar, Garhwa, West Singhbhum, Seraikela Kharsawan, East Singhbhum, Dumka, Jamtara, Sahebganj, Pakur, Godda, Hazaribag, Chatra, Koderma, Giridih, Dhanbad, Bokaro, Deoghar, Khunti and Ramgarh. One interesting things about Jharkhand, Most of district touches with any other states border but only Lohardagga and Khunti districts which is not touched with any border.
| Largest Cities in Jharkhand (2011 Census of India estimate) |
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|---|---|---|---|---|---|---|---|---|---|---|---|
| Rank | City | District | Population | Rank | City | District | Population |
Bokaro
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| 01 | Jamshedpur | East Singbhum, Seraikela Kharsawan | 1,337,131 | 06 | Phusro | Bokaro | 186,139 | ||||
| 02 | Dhanbad | Dhanbad | 1,195,298 | 07 | Hazaribagh | Hazaribagh | 153,599 | ||||
| 03 | Ranchi | Ranchi | 1,126,741 | 08 | Giridih | Giridih | 143,529 | ||||
| 04 | Bokaro Steel City | Bokaro | 563,417 | 09 | Ramgarh | Ramgarh | 132,441 | ||||
| 05 | Deoghar | Deoghar | 203,116 | 10 | Daltonganj | Palamu | 119,972 | ||||