Trump's support among religious groups held in 2020 voting, but fell among atheists, agnostics and those who don't identify with any one religion. He got 80% of the vote from white evangelicals in 2020, up from 76% in 2016, and a steady 50% of mainline protestant votes. He got 23% of atheist votes in 2016 but only 18% in 2020. He got 18% of agnostic votes, down from 23% in 2016.