Purnia Lok Sabha Constituency Constituency number: 12 Total electors: 15,82,967 Female electors: 7,49,357 Male electors: 8,33,610 Reserved: No Delimited: No Assembly constituencies: Kasba, Banmankhi (SC), Rupauli, Dhamdaha, Purnia, Korha (SC) Results in last four Lok Sabha elections: Rajesh Ranjan won the seat in 1999 as an Independent candidate. BJP’s Uday Singh held the seat for the next two terms. In 2014, JD(U)’s Santosh Kumar defeated Singh by more than 1.16 lakh votes. Demographics: It covers large parts of Purnia district and a small part of Katihar district. Muslims form a significant vote bank in this constituency. Part of the Seemanchal region, the eponymous district also receives aid from the Centre under the Backward Regions Grant Fund Programme.