Bihar, India, consists of 38 districts, including Kaimur district. The district office is located in Bhabua. It was a part of Rohtas District before to 1991. The area (Kaimur district) was a part of Kamsaar Raj and Ghazipur District until 1764. It then became a part of Chainpur Estate and remained so till 1837.

The district is ranked 307th in the nation and has a population of 1,626,384 as of 2011. Its size is 3363 km^. The district ranks 392nd in the nation with a literacy rate of 69.34%. The Patna division includes the Kaimur district. It is the district of Bihar that lies to the west of the state. The Chand point is located on the Bhabua–Chandauli route.