[4] Begusarai district occupies an area of 1,918 square kilometres (741 sq mi).

In November 2020, the Ministry of Environment, Forest and Climate Change (MoEFCC) declared it the first Ramsar site in Bihar.

[citation needed] According to the 2011 census Begusarai district has a population of 2,970,541,[9] roughly equal to the nation of Armenia[10] or the US state of Mississippi.

[9] The district has a population density of 1,540 inhabitants per square kilometre (4,000/sq mi).

[12] Current Member of Legislative council Bihar Vidhan Parishad (Begusarai-Khagaria) Source:[14] Barauni is the major industrial town in the district.

Shri Krishna Singh wanted to build an industrial corridor from Begusarai-Bakhtiyarpur-Fatuha, so he looked to construct Rajendra Setu in Mokama.

It is a junction and is connected to India's main cities of New Delhi, Kolkata, Mumbai and Chennai via broad gauge routes.

[16] Rashtrakavi Ramdhari Singh Dinkar College of Engineering (RRSDCE) was laid on 22 December 2013 by Nitish Kumar, paving way for the eighth government engineering college in Bihar.