… In 2016, educational divides emerged as one of the top explanations of voters’ choices: White voters without a bachelor’s degree made up the Republican base, while a coalition of nonwhite voters and white college graduates formed the Democratic base. The 2018 midterms seemed to continue what we saw in 2016: Districts with bigger black populations, Hispanic populations or college-educated non-Hispanic white populations tended to vote more Democratic, while non-college-educated white voters remained strongly loyal to the GOP. CONT.
Nathaniel Rakich & Julia Wolfe, FiveThirtyEight