Arizona Gained 80,033 People, $4.8 Billion in Gross Income in 2020, Per IRS

Arizona Capitol

IRS migration data show Arizona gained 80,033 more people from tax-filing families than it lost – mostly from California – gaining billions of dollars in income in the process. 

The Internal Revenue Service tracks interstate migration using tax filings that had moved from one state to another and how many dependents they brought along. After subtracting the number of outgoing residents, the state gained 80,033 taxpayers and their dependents that filed in 2019 in another state but filed as an Arizona resident in 2020.

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