Tucson Standard

In 2019, 17,399 people moved to Pima County from elsewhere in the U.S., according to migration data from the Internal Revenue Service.

This is an increase over the year before, when 15,829 people migrated to Pima County from across the U.S.

The number of people moving to Pima County is offset by the 19,304 residents who left the area during the same year.

There were 17,823 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 its population 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	16,125	18,183	-2,058
2018-2019	15,829	17,823	-1,994
2019-2020	17,399	19,304	-1,905