Boise City Wire

In 2019, 12,333 people moved to Ada 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 10,502 people migrated to Ada County from across the U.S.

The number of people moving to Ada County is offset by the 12,254 residents who left the area during the same year.

There were 10,982 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	10,848	11,418	-570
2018-2019	10,502	10,982	-480
2019-2020	12,333	12,254	79