▁ 1 , 8 0 1 , 3 0 6 ▁housing ▁units ▁in ▁the ▁state . ▁ 9 4 . 2 % ▁have ▁running ▁water , ▁ 9 7 . 4 % ▁have ▁se wer age , ▁and ▁ 9 9 % ▁have ▁electric ity . ▁ 2 5 % ▁of ▁households ▁are ▁head ed ▁by ▁women , ▁with ▁ 6 5 . 6 % ▁occupied ▁by ▁nuclear ▁families . ▁ 2 2 . 2 % ▁are ▁occupied ▁by ▁extended ▁families . ▁ ▁There ▁is ▁also ▁em igration ▁from ▁the ▁state , ▁mostly ▁to ▁the ▁United ▁States . ▁J alis co ▁is ▁ranked ▁sevent h ▁in ▁Mexico ▁for ▁the ▁number ▁of ▁people ▁who ▁leave ▁for ▁the ▁United ▁States . ▁As ▁of ▁ 2 0 0 0 , ▁ 2 7 ▁of ▁every ▁ 1 0 0 0 ▁residents ▁lived ▁in ▁the ▁United ▁States , ▁higher ▁than ▁the ▁national ▁average ▁of ▁ 1 6 ▁per ▁ 1 0 0 0 . ▁Those ▁who ▁stay ▁within ▁Mexico ▁generally ▁head ▁to ▁N ay ar it , ▁B aja ▁California , ▁Col ima , ▁Mich o ac án ▁and ▁Gu an aju ato . ▁There ▁are ▁no ▁official ▁numbers ▁for ▁eth nic ▁groups ▁but ▁as ▁of ▁ 2 0 0 5 , ▁the ▁state ▁has ▁a ▁population ▁of ▁ 4 2 , 3 7 2 ▁people ▁who ▁spoke ▁an ▁ind igen ous ▁language . ▁E ight ▁out ▁of ▁every ▁ 1 0 0 0 ▁people ▁speak ▁an ▁ind igen ous ▁language , ▁above ▁the ▁national ▁average ▁of