USA: Catholic Christians as percent of the total population
For that indicator, The Cline Center for Democracy provides data for the USA from 1960 to 2013. The average value for the USA during that period was 24 percent with a minumum of 23.9 percent in 1960 and a maximum of 24 percent in 1983.
See the global rankings for that indicator or
use the country comparator to compare trends over time.