Fact: It is bounded by Hazaribagh & Koderma district in the east, Palamu district in the west, Latehar in the south and Gaya district of Bihar in the north.
Economic Sources: Agriculture, Mining of coal (second largest Coal reserve of jharkhand), Forest products etc.
Main minerals: Mica and Coal
University: Vinoba Bhave University
Tourist Places: Hazaribagh Wildlife Sanctuary, Surajkund, Canary hill, Hazaribagh lake, Budhwa Mahadev mandir, Barso Pani cave.
iii. Koderma District
Formed on: 10 April 1994
Fact: Koderma is famous by name of Mica city. Jhumri Tilaiya is main city of Koderma. It is bounded by district Giridih in the east, Gaya (Bihar) in the west, Nawada district of Bihar in the north and Hazaribagh in the south.
Area: 1655 sq.km
Population: 7,16,259.
Male Population: 3,67,222.
Female Population: 3,49,037
Literacy Rate: 66.84%
Language: Hindi, Urdu
Vehicle registration: JH-12
Sub-division: 1 (Koderma)
No.of blocks: 6 (Koderma, Chandwara, Jainagar, Satgawan, Domchanch and Markachho.
No. of villages: 717
No of panchayat: 106
River flows: Sakri, Barakar and Barsoi
Pin code: 825410
Lok Sabha Constituency: 1 Koderma (shared with Hazaribagh and Giridih district)
Vidhan Sabha Constituency: 1
Economic Sources: farming, industries, labour welfare.
Main minerals: Mica, White stone, blue stone, Asbestos.
Tourist Places: Dhawajadhari hill, Maa Chanchala devi shaktipeeth, Satagawan petro fall, Tilaiya Dam, Koderma Reserve Forest.
iv. Giridih District
Formed on: 6th December 1972 and developed from Hazaribagh district.
Fact: This district is surrounded by Deoghar and Jamtara in the east, Hazaribagh and Koderma in the west, Jamui and Nawada district of Bihar in the north and Dhanbad and Bokaro in the south.
Formed on: 31 March 1991, by carving out of 2 blocks from Dhanbad district and 6 blocks from Giridih district.
Fact: Bokaro is one of the most industrial district in Jharkhand. It is abode to the Asia’s largest steel plant. Bokaro steel city is surrounded by Dhanbad and West Bengal State in the East, Ramgarh & Hazaribagh district in West, Giridih by North, and Ramgarh and West Bengal State in south.
Tourist Places: Nehru biological park, City park, Durgapur hill, Tenughat Dam, Bokaro Dam, Garga dam, Jagannath mandir, Rajrappa waterfall.
vi. Dhanbad District
Formed on: It was established on 1st November, 1956.
Fact: The district is bordered on the East and South by Purulia district of West Bengal, on the West by Giridih and Bokaro, on the North by Giridih and Dumka. This district has highest Population density.