▁Indians . ▁Asian ▁Americans ▁also ▁made ▁major ▁contributions ▁to ▁the ▁development ▁of ▁Arizona , ▁such ▁as ▁the ▁many ▁Chinese ▁who ▁arrived ▁in ▁the ▁state ' s ▁mines ▁and ▁rail ro ads , ▁and ▁the ▁fact ▁that ▁over ▁ 2 0 , 0 0 0 ▁Japanese ▁Americans , ▁mostly ▁res iding ▁in ▁the ▁Grand ▁Avenue ▁section ▁of ▁Phoenix ▁and ▁far ming ▁areas ▁of ▁southern ▁Arizona ▁and ▁the ▁Colorado ▁River ▁valley , ▁were ▁intern ed ▁during ▁World ▁War ▁II . ▁As ▁of ▁the ▁ 2 0 1 0 ▁US ▁Census , ▁Ari zon ans ▁who ▁claim ▁Filip ino ▁ancest ry ▁exceed ▁ 5 3 , 0 0 0 . ▁Filip ino ▁Americans ▁are ▁also ▁the ▁largest ▁Asian ▁American ▁subgroup ▁in ▁the ▁state . ▁ ▁Arizona ▁is ▁project ed ▁to ▁become ▁a ▁minor ity - major ity ▁state ▁by ▁the ▁year ▁ 2 0 2 7 , ▁if ▁current ▁population ▁growth ▁tr ends ▁continue . ▁In ▁ 2 0 0 3 , ▁for ▁the ▁first ▁time , ▁there ▁were ▁slightly ▁more ▁birth s ▁to ▁His pan ics ▁in ▁the ▁state ▁than ▁birth s ▁to ▁non - H is pan ic ▁whites . ▁Since ▁then , ▁the ▁gap ▁has ▁w iden ed . ▁In ▁ 2 0 0 7 , ▁His pan ics ▁account ed ▁for ▁ 4 5 % ▁of ▁all ▁new born s ▁whereas ▁non - H is pan ic ▁whites ▁account ed ▁for ▁ 4 1 % ▁of ▁all ▁birth s . ▁All ▁of ▁the ▁other ▁races ▁account ed ▁for ▁ 1 4 %