Gen Z and millennials have launched their biggest bid yet to remake Congress, but roughly seven in 10 were out by early September, a new report finds.

Why it matters: These two generations are struggling to clear the first hurdles of a political system that rewards experience, fundraising and established party support.

State of play: A new report from Future Caucus , a nonpartisan nonprofit that works with younger elected officials, found that a record share of this cycle's congressional candidates came from the nation's two youngest political generations.

The group identified 3,918 candidates who filed for Congress this cycle, 31% more than in 2024.

Of candidates with known or estimated ages, 36.4% were millennials or Gen Z, up from 23.4% in 2024.

The report counts everyone who filed and doesn't track how many were first-time candidates.

Between the lines : Many young candidates are trying to reach Congress without the political experience that helps candidates advance.

Just 1.7% of Gen Z candidates…