Oklahoma is one of the states that has experienced a significant population decline in recent years, mainly due to people moving out to other places. According to the U.S. Census Bureau, Oklahoma’s net migration rate was -3.4 per 1,000 residents from 2021 to 2022, meaning that more people left the state than moved in. This trend has affected several cities in Oklahoma, some of which are among the 50 American cities that people are leaving in droves. Here are some of the reasons why Oklahoma residents are packing their bags and heading elsewhere.