<P> Protestantism is the largest grouping of Christians in the United States with its combined denominations collectively accounting for about half the country 's population or 150 million people . Simultaneously , this corresponds to around 20 % of the world 's total Protestant population . America has the largest number of Protestants of any country in the world . Baptists account for about one third of American Protestants . The Southern Baptist Convention is the largest single Protestant denomination in the United States with one - tenth of American Protestants . </P>
<P> Protestantism is the largest grouping of Christians in the United States with its combined denominations collectively accounting for about half the country 's population or 150 million people . Simultaneously , this corresponds to around 20 % of the world 's total Protestant population . America has the largest number of Protestants of any country in the world . Baptists account for about one third of American Protestants . The Southern Baptist Convention is the largest single Protestant denomination in the United States with one - tenth of American Protestants . </P>
what is the largest protestant church in america
what is the largest protestant church in america
Southern Baptist Convention
Southern Baptist Convention