1. The partisanship and ideology of American voters

The partisan identification of registered voters is now evenly split between the two major parties: 49% of registered voters are Democrats or lean to the Democratic Party, and a nearly identical share – 48% – are Republicans or lean to the Republican Party.The partisan balance has tightened in recent years following a clear edge in Democratic Party affiliation during the last administration.
Four years ago, in the run-up to the 2020 election, Democrats had a 5 percentage point advant