▁▁ ▁Regional ▁District ▁of ▁Central ▁K oot en ay , ▁British ▁Columbia ▁– ▁north west ▁ ▁Regional ▁District ▁of ▁East ▁K oot en ay , ▁British ▁Columbia ▁– ▁north ▁ ▁Fl at head ▁County ▁– ▁east ▁ ▁Sand ers ▁County ▁– ▁south ▁ ▁Bon ner ▁County , ▁Id aho ▁– ▁south west / P ac ific ▁Time ▁Border ▁ ▁B ound ary ▁County , ▁Id aho ▁– ▁north west / P ac ific ▁Time ▁Border ▁ ▁National ▁protected ▁areas ▁▁ ▁Pacific ▁North west ▁National ▁Sc en ic ▁Tra il ▁( part ) ▁Fl at head ▁National ▁Forest ▁( part ) ▁Kan ik su ▁National ▁Forest ▁( part ) ▁K oot en ai ▁National ▁Forest ▁( part ) ▁ ▁Dem ograph ics ▁▁ 2 0 0 0 ▁census ▁As ▁of ▁the ▁ 2 0 0 0 ▁United ▁States ▁Census , ▁there ▁were ▁ 1 8 , 8 3 7 ▁people , ▁ 7 , 7 6 4 ▁households , ▁and ▁ 5 , 3 3 3 ▁families ▁living ▁in ▁the ▁county . ▁The ▁population ▁density ▁was ▁ 5 ▁people ▁per ▁square ▁mile ▁( 2 / km ²). ▁There ▁were ▁ 9 , 3 1 9 ▁housing ▁units ▁at ▁an ▁average ▁density ▁of ▁ 3 ▁per ▁square   mile ▁( 1 / km ²). ▁The ▁ra cial ▁make up ▁of ▁the ▁county ▁was ▁ 9 6 . 0 9 % ▁White , ▁ 0 . 1 1 % ▁Black ▁or ▁African ▁American , ▁ 1 . 2 0 % ▁Native ▁American , ▁ 0 .