Catholics Remain a Major Religious Bloc in the U.S., Politically Divided

Roman Catholics continue to represent one of the largest religious groups in the United States, with roughly 61 million adherents, accounting for about 18% of the population, according to Pew Research Center estimates.

Though unified in faith, American Catholics are increasingly divided in politics. Once a reliably Democratic constituency, the Catholic vote now swings. In the 2020 presidential election, exit polls indicated that white Catholics leaned Republican, favoring Donald Trump, while Hispanic Catholics largely supported Joe Biden.

This split reflects broader demographic trends. White Catholics, often older and suburban, trend conservative, particularly on issues like abortion and religious liberty. Hispanic Catholics, younger and urban-based, tend to back progressive policies, including immigration reform and social welfare.

The U.S. Conference of Catholic Bishops maintains a nonpartisan stance but continues to advocate on polarizing issues, contributing to internal tensions within the Church.

Analysts say the Catholic vote remains a bellwether in national elections, especially in swing states like Pennsylvania and Wisconsin, where even marginal shifts can prove decisive.

Despite these political divisions, Catholicism remains deeply woven into American civic life, from parochial schools to charitable hospitals—institutions that continue to wield quiet but enduring influence.