Samastipur is one of the thirty-eight districts of Bihar in India. The district headquarters are located at Samastipur. The district occupies an area of 2904 km² and has a population of 4,261,566. History Samastipur became a district in 1972 when it was split from Darbhanga district. Samastipur consists of four sub-divisions :- Rosera Samastipur Dalshinghsarai Shahpur Patory Geography Samastipur district occupies an area of , comparatively equivalent to Indonesia's Muna Island. Samastipur is bounded on the north by the Bagmati River which forms part of the border with Darbhanga district. On the west it is bordered by Vaishali and Muzaffarpur districts, on the south by the Ganga, which forms the border with Patna district, while on its southeast are Begusarai and Khagaria districts. The district headquarters is located at Samastipur. The district is largely agricultural farmland with very little forest cover. Politics Ujiarpur Lok Sabha constituency and Samastipur Lok Sabha constituency are the Parliament constituencies. |} Economy In 2006 the Ministry of Panchayati Raj named Samastipur one of the country's 250 most backward districts (out of a total of 640). It is one of the 36 districts in Bihar receiving funds from the Backward Regions Grant Fund Programme (BRGF). Demographics According to the 2011 census Samastipur district has a population of 4,261,566, roughly equal to the Republic of the Congo or the US state of Kentucky. This gives it a ranking of 45th 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 25.53%. Samastipur has a sex ratio of 911 females for every 1000 males, and a literacy rate of 61.86%. At the time of the 2011 Census of India, 52.32% of the population in the district spoke Hindi, 30.79% Maithili and 8.40% Urdu as their first language. 8.29% of the population recorded their language as 'Others' under Hindi. References External links Samastipur District Official Website Samastipur District Profile Darbhanga division Districts of Bihar Populated places in Mithila, India 1972 establishments in Bihar