D’Vera Cohn

About 629,000 foreign visitors who were expected to leave the U.S. in fiscal 2016 were still in the U.S. when the fiscal year ended Sept. 30.

At this year’s annual meeting of the Population Association of America, the nation’s largest demography conference, researchers explored some long-studied topics from new perspectives.

Take a look at 10 recent findings on demographic trends, ranging from global refugee and migrant flows to changes to family life and living arrangements.

As the Mexican share of the total declined, the unauthorized immigrant population in the U.S. in 2015 was smaller than when the Great Recession ended.

Federal officials are considering major changes in how they ask Americans about their race and ethnicity.

The increase in the potential labor force will slow markedly as Baby Boomers retire. Immigrants will play the primary role in future growth of the working-age population.

New census data show that 263 counties, cities and other jurisdictions in 29 states will now be required to print election ballots in non-English languages.

There were 8 million unauthorized immigrants in the U.S. working or looking for work in 2014, making up 5% of the civilian labor force.

About 275,000 babies were born to unauthorized-immigrant parents in 2014, a decline from 330,000 in 2009.