Three voter groups could decide control of Congress

Political insiders are watching three specific demographic groups that may decide which party controls Congress. Millions of ballots have already been cast ahead of Tuesday's election. Analysts say these groups face distinct economic pressures that could alter their voting behavior.

Lincoln Mitchell, a professor at Columbia University, identifies rural voters as the first group under strain. He points to agricultural tariffs and rising costs for home heating and diesel. Mitchell says these financial pressures could depress turnout or weaken enthusiasm for Republicans and President Donald Trump. He does not expect a dramatic party flip among these voters.

The second group is Latino voters. Mitchell notes that this demographic is not monolithic, but it holds decisive influence in battleground states. Texas is a key location because it has one of the most competitive Senate races this cycle. The Republican Party has made recent gains among Hispanic voters in Texas, Arizona, and Florida. Mitchell questions whether those inroads will hold over the long run.

The third group is young white men. This demographic turned out heavily for Trump in 2024. Mitchell identifies foreign policy and affordability as major factors driving potential shifts. He warns that if a fraction of these voters stay home or shift away from the GOP, the ripple effect could be devastating for Republican candidates.

Midterm elections historically cut against the party occupying the White House. President Trump has urged supporters to vote as if his name were directly on the ballot. Tuesday night will reveal whether that mobilization strategy succeeded or if shifting voter dynamics hand Democrats a major breakthrough.