Pew Research Center, FACT TANK: U.S. has world’s highest rate of children living in single-parent households:

“For decades, the share of U.S. children living with a single parent has been rising, accompanied by a decline in marriage rates and a rise in births outside of marriage. A new Pew Research Center study [released Dec. 12, 2019] of 130 countries and territories shows that the U.S. has the world’s highest rate of children living in single-parent households.

“Almost a quarter of U.S. children under the age of 18 live with one parent and no other adults (23%), more than three times the share of children around the world who do so (7%) …

“In comparison, 3% of children in China, 4% of children in Nigeria and 5% of children in India live in single-parent households. In neighboring Canada, the share is 15%.”