There are approximately 53 million adult Catholics in the United States as of 2024, representing about 20% of U.S. adults according to Pew Research Center data
. Other sources provide slightly different estimates: the 2020 U.S. Religion Census reported about 61.9 million Catholics (18.7% of the total population), while the Official Catholic Directory counted around 67.6 million Catholics in 2020 (about 20.4% of the population)
. Estimates generally range from about 50 to 70 million Catholics nationwide, depending on the source and methodology used
