Population Trends

The share of multiples born in the U.S. is at an all-time high. In 2014, 3.5% of all babies born were twins, triplets or higher-order multiples, new data show.

Last year, 84,000 people left Puerto Rico for the U.S. mainland, a 38% increase from 2010. At the same time, the number of people moving to Puerto Rico from the mainland declined.

A snapshot of the U.S. in 2065 would show a nation that has 117 million more people than today, with no racial or ethnic majority group taking the place of today’s white majority.

The nation's foreign-born population has swelled from 10 million in 1965 to a record 45 million in 2015. By 2065, the U.S. will have a projected 78 million immigrants.

About 295,000 babies were born to unauthorized-immigrant parents in 2013, making up 8% of the 3.9 million U.S. births that year. This was down from a peak of 370,000 in 2007.

This region in Eastern Europe has been predominately female since at least WWII.

What exactly does it mean to live on $2 per day? And how does that compare with the notion of poverty in richer countries?

In a trend that is both a consequence of and contributor to its financial woes, the island’s population is declining at a clip not seen in more than 60 years.

As of last summer, 364 counties, independent cities and other county-level equivalents (11.6% of the total) did not have non-Hispanic white majorities – the most in modern history.

Hispanic growth in the U.S. has slowed in recent years, and the trend continued in 2014, as evidenced by new figures released this week by the Census Bureau.