According to 2015 census estimates, half of the US population lives in these 143 counties (ranked by population): Los Angeles County, California Cook County, Illinois Harris County, Texas Maricopa ...

Yazoo County, Mississippi, experienced the largest population decline of all U.S. counties between July 1, 2023, and July 1, 2024, losing 6.4 percent of its residents. According to Realtor.com ...

Many counties in Tennessee, Florida, and South Carolina had more people moving in than out domestically.

The majority of the state's 67 counties have seen significant population growth over the past three years. The map below ...

In some states and counties, data shows an even larger portion of the population ... These 18 US cities are among the happiest in the world, new report says Alternatively, Utah County, Utah ...