▁trib ut aries ▁Simon ▁Creek , ▁Wal nut ▁Bay ou , ▁H ick ory ▁Creek ▁and ▁M ud ▁Creek ▁d rain ▁the ▁county . ▁Lake ▁Murray ▁is ▁on ▁the ▁n ort he astern ▁border ▁and ▁Lake ▁Tex oma ▁is ▁on ▁the ▁southern ▁border . ▁ ▁Ad j acent ▁count ies ▁Carter ▁County ▁( n orth ) ▁Marshall ▁County ▁( east ) ▁Co oke ▁County , ▁Texas ▁( s outh ) ▁Mont ague ▁County , ▁Texas ▁( s outh west ) ▁Jefferson ▁County ▁( n orth west ) ▁ ▁Dem ograph ics ▁ ▁As ▁of ▁the ▁census ▁of ▁ 2 0 0 0 , ▁there ▁were ▁ 8 , 8 3 1 ▁people , ▁ 3 , 4 4 2 ▁households , ▁and ▁ 2 , 5 5 7 ▁families ▁res iding ▁in ▁the ▁county . ▁The ▁population ▁density ▁was ▁ 1 7 ▁people ▁per ▁square ▁mile ▁( 7 / km ²). ▁There ▁were ▁ 4 , 0 6 6 ▁housing ▁units ▁at ▁an ▁average ▁density ▁of ▁ 8 ▁per ▁square   mile ▁( 3 / km ²). ▁ ▁The ▁ra cial ▁make up ▁of ▁the ▁county ▁was ▁ 8 4 . 1 5 % ▁White , ▁ 2 . 1 9 % ▁Black ▁or ▁African ▁American , ▁ 6 . 4 1 % ▁Native ▁American , ▁ 0 . 2 6 % ▁Asian , ▁ 0 . 0 1 % ▁Pacific ▁Island er , ▁ 3 . 5 8 % ▁from ▁other ▁races , ▁and ▁ 3 . 4 1 % ▁from ▁two