Bhagalpur district
Bhagalpur district is one of the thirty-eight districts of Bihar state, India. Bhagalpur is the oldest district of Bihar. Bhagalpur city is the administrative headquarters of this district. City and towns in Bhagalpur district

Bhagalpur

Bhagalpur is the largest city in Bhagalpur district and is situated on the southern bank of the Ganges river. The old name of Bhagalpur is Champanagri which is capital of Anga Kingdom. Kahalgaon

Kahalgaon (formerly known as Colgong during British rule) is a municipality town and one of 3 sub-divisions in Bhagalpur district in the state of Bihar, India. It is located close to the Vikramashila. Naugachia

Naugachia is a town and an important railway station in Bhagalpur district in the Indian state of Bihar. It is a block and one of three sub-divisions of the Bhagalpur district and is also a police district. Sultanganj

Sultanganj is a town and a block in Bhagalpur district of Bihar. It located 25km from Bhagalpur. Blocks and circles 
There are 16 blocks and circles in the district and each block is headed by a block development officer and each circle is headed by a circle officer. Goradih
Jagdishpur
 Nathnagar
 Sabour
Shahkund
Sultanganj
Kahalgaon
Pirpainty
Sanhaula
Bihpur
 Gopalpur
 Ismailpur
 Kharik
 Narayanpur
 Naugachia
Rangrachowk

Geography
Bhagalpur district occupies an area of . Bhagalpur district is a part of Bhagalpur Division. The river Ganga flows through the district. National protected area
Vikramshila Gangetic Dolphin Sanctuary

Politics 
  

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Economy
In 2006 the Indian government named Bhagalpur one of the country's 250 Rank 3 backward districts (out of a total of 640). It is one of the 38 districts in Bihar currently receiving funds from the Backward Regions Grant Fund Programme (BRGF). A 1320MW Thermal Power Plant is going to establish at Pirapinti with a J.V of NHPC, Bihar State Power Generation Company (BSPGCL) and Nalanda Power Company, a subsidiary of RPG Groups. According to Geological Survey of India, the coal reserve of 1366.75 metric ton has been discovered in Srinagar, Laxmipur, Mandar and Pirpainti block of Bhagalpur district. Bharat Coking Coal Limited is to start mining operations as of September 2019. Demographics

According to the 2011 census Bhagalpur district has a population of 3,037,766. This gives it a ranking of 120th in India (out of a total of 640). The district has a population density of . Its population growth rate over the decade 2001–2011 was 25.36%. Bhagalpur has a sex ratio of 880 females for every 1000 males, and a literacy rate of 63.14%. 19.83% of the population lives in urban areas. Scheduled Castes and Scheduled Tribes made up 10.49% and 2.21% of the population respectively. Languages

At the time of the 2011 Census of India, 23.40% of the population in the district spoke Hindi, 10.29% Urdu and 2.09% Bhojpuri as their first language mainly by the bhojpuri migrants. 62.94% of the population spoke languages classified as Angika under Hindi on the census. The primary language used in the district is Angika,Other chief languages include Hindi–Urdu and Bengali language. Education

Autonomous institutions

 Indian Institute of Information Technology, Bhagalpur

Medical

 Jawaharlal Nehru Medical College, Bhagalpur

Engineering College

 Bhagalpur College of Engineering
Indian Institute of Information Technology, Bhagalpur

University

 Bihar Agricultural University 
 Tilka Manjhi Bhagalpur University

Ancient University

Vikramashila

Agriculture college

Bihar agriculture college,sabour

General Colleges

 T.N.B. College, Bhagalpur
 Marwari College, Bhagalpur
 Sunderwati Mahila College, Bhagalpur
Murarka College, Sultanganj
Jay Prakash College, Narayanpur
Banarsi lal Saraf Commerce College, Naugachia

Law College

Mahadeo Singh Law College

Polytechnic College

Government Polytechnic, Bhagalpur

Schools 

 Delhi Public School, Bhagalpur
 Mount Assisi School, bhagalpur
 St. Joseph's School, Kahalgaon
Mount Carmel School (Bhagalpur)

Flora and fauna
In 1990 Bhagalpur district became home to the Vikramshila Gangetic Dolphin Sanctuary, which is  in length. 