uman ▁Kh ull en . ▁ ▁Dem ograph ics ▁ ▁According ▁to ▁the ▁ 2 0 1 1 ▁census ▁B ish n up ur ▁district ▁has ▁a ▁population ▁of ▁ 2 3 7 , 3 9 9 , ▁roughly ▁equal ▁to ▁the ▁nation ▁of ▁Van u atu . ▁ ▁This ▁gives ▁it ▁a ▁ranking ▁of ▁ 5 8 3 rd ▁in ▁India ▁( out ▁of ▁a ▁total ▁of ▁ 6 4 0 ). ▁The ▁district ▁has ▁a ▁population ▁density ▁of ▁ ▁. ▁Its ▁population ▁growth ▁rate ▁over ▁the ▁de cade ▁ 2 0 0 1 - 2 0 1 1 ▁was ▁▁ 1 5 . 3 6 %. <0x09> B ish n up ur <0x09> has ▁a ▁sex ▁ratio ▁of ▁ <0x09> 1 0 0 0 <0x09> f em ales ▁for ▁every ▁ 1 0 0 0 ▁males , ▁and ▁a ▁liter acy ▁rate ▁of ▁ 7 6 . 3 5 %. ▁ ▁L anguages ▁Primary ▁language ▁spoken ▁is ▁Me ite ilon . ▁Other ▁minor ity ▁languages ▁spoken ▁includes ▁R ong me i , ▁Nep ali , ▁Beng ali , ▁H indi ▁and ▁Th ad ou . ▁ ▁Flora ▁and ▁fa una ▁In ▁ 1 9 7 7 ▁B ish n up ur ▁district ▁became ▁home ▁to ▁Ke ib ul ▁Lam ja o ▁National ▁Park , ▁which ▁has ▁an ▁area ▁of ▁. ▁ ▁Administr ative ▁divisions ▁ ▁The ▁district ▁is ▁divided ▁into ▁ 3 ▁sub - div isions : ▁ ▁B ish n up ur ▁ ▁N amb ol ▁ ▁Mo ir ang