SE Valley Times

In 2019, 16,697 people moved to Maricopa County from within the state, according to migration data from the Internal Revenue Service.

This is an increase over the year before, when 15,768 people migrated to Maricopa County from elsewhere in the state.

The number of people moving to Maricopa County is offset by the 75,204 residents who left the area during the same year.

There were 67,208 people who left the year before.

Migration data for the U.S. is based on year-to-year address changes reported on individual income tax returns filed with the IRS.

According to the U.S. Census Bureau, most U.S. regions saw their numbers shrink.

The Northeast region of the U.S. suffered the greatest losses, while the Midwest saw population growth.

The U.S. Census Bureau found migration within the country mainly flows to the South, with many people moving to areas of Florida and Texas.

Years	Inflow	Outflow	Domestic Migration
2017-2018	15,766	67,741	-51,975
2018-2019	15,768	67,208	-51,440
2019-2020	16,697	75,204	-58,507