In which of the states that split its electoral votes between the two candidates was the vote most evenly divided?

The state that split its electoral votes most evenly between the two candidates in recent elections was Nebraska. In the 2020 presidential election, Joe Biden received 4 electoral votes while Donald Trump received 5, reflecting a relatively close division in voter preference. This split highlights the competitive nature of certain districts within the state, particularly the 2nd Congressional District, which Biden won.