% ▁were ▁married ▁cou ples ▁living ▁together , ▁ 5 . 3 % ▁had ▁a ▁female ▁house holder ▁with ▁no ▁husband ▁present , ▁ 4 . 7 % ▁had ▁a ▁male ▁house holder ▁with ▁no ▁wife ▁present , ▁and ▁ 1 5 . 4 % ▁were ▁non - famil ies . ▁ 1 1 . 4 % ▁of ▁all ▁households ▁were ▁made ▁up ▁of ▁individuals ▁and ▁ 3 % ▁had ▁someone ▁living ▁alone ▁who ▁was ▁ 6 5 ▁years ▁of ▁age ▁or ▁older . ▁The ▁average ▁household ▁size ▁was ▁ 3 . 0 4 ▁and ▁the ▁average ▁family ▁size ▁was ▁ 3 . 2 7 . ▁ ▁The ▁median ▁age ▁in ▁the ▁city ▁was ▁ 3 9 . 9 ▁years . ▁ 2 8 . 3 % ▁of ▁residents ▁were ▁under ▁the ▁age ▁of ▁ 1 8 ; ▁ 8 . 5 % ▁were ▁between ▁the ▁ages ▁of ▁ 1 8 ▁and ▁ 2 4 ; ▁ 2 3 . 2 % ▁were ▁from ▁ 2 5 ▁to ▁ 4 4 ; ▁ 3 3 % ▁were ▁from ▁ 4 5 ▁to ▁ 6 4 ; ▁and ▁ 7 % ▁were ▁ 6 5 ▁years ▁of ▁age ▁or ▁older . ▁The ▁gender ▁make up ▁of ▁the ▁city ▁was ▁ 5 2 . 1 % ▁male ▁and ▁ 4 7 . 9 % ▁female . ▁▁ 2 0 0 0 ▁census ▁As ▁of ▁the ▁census ▁of ▁ 2 0 0 0 , ▁there ▁were ▁ 3 , 5 5 7 ▁people , ▁ 1