. ▁Census ▁Bureau , ▁the ▁county ▁has ▁a ▁total ▁area ▁of ▁, ▁of ▁which ▁ ▁is ▁land ▁and ▁ ▁( 0 . 9 %) ▁is ▁water . ▁ ▁Ad j acent ▁count ies ▁ ▁El k ▁County ▁( n orth ) ▁ ▁Mont gom ery ▁County ▁( east ) ▁ ▁Washington ▁County , ▁Oklahoma ▁( s out heast ) ▁ ▁Os age ▁County , ▁Oklahoma ▁( s outh ) ▁ ▁Cow ley ▁County ▁( west ) ▁ ▁Major ▁high ways ▁S ources : ▁ ▁National ▁Atlas , ▁U . S . ▁Census ▁Bureau ▁ ▁U . S . ▁Route ▁ 1 6 6 ▁ ▁Kansas ▁Highway ▁ 3 8 ▁ ▁Kansas ▁Highway ▁ 9 9 ▁ ▁Dem ograph ics ▁▁▁▁▁ ▁As ▁of ▁the ▁ 2 0 0 0 ▁census , ▁there ▁were ▁ 4 , 3 5 9 ▁people , ▁ 1 , 7 9 6 ▁households , ▁and ▁ 1 , 2 3 5 ▁families ▁res iding ▁in ▁the ▁county . ▁ ▁The ▁population ▁density ▁was ▁ 7 ▁people ▁per ▁square ▁mile ▁( 3 / km ²). ▁ ▁There ▁were ▁ 2 , 1 6 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 3 . 8 3 % ▁White , ▁ 0 . 3 0 % ▁Black ▁or ▁African ▁American , ▁ 3 . 5 8 % ▁Native ▁American , ▁ 0 . 0 7 % ▁Asian , ▁