Polls conducted by several sources and published on 270towin show that in the months leading up to the election, most of the state favors Biden over current President Donald Trump on most policies.RELATED: Arizona, long considered a GOP stronghold, could be swing state in 2020 presidential election, experts say“After voting primarily Republican from 1920-2004, the state has voted with the Democrats in the last three presidential elections, including Hillary Clinton's five-point margin in 2016,” according to 270towin.Graph showing Colorado’s voting result history.
During the 2016 election, despite the state voting blue, the percentages between Republican and Democrat were narrow, with 43.4% of the population voting for Trump and 48.2% voting.