A map of the youngest and oldest states in the country shows Utah as having the youngest population. The demographic map, ...

Almost 1 in 10 Americans claim Irish heritage, according to the Census Bureau. But even the non-Irish celebrate Saint Patrick ...

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

Jordan King is a Newsweek reporter based in London, U.K. Her current focus is on religion, health, food safety and population ... policies will determine America's demographic future.

Because of these updates, it is unsure if the growth is a result of true population growth or if more people are identifying racially as Native American. The agency prioritized counting the ...