A district-level look at the huge shifts across the House battlefield

NBC News · Ben Kamisar, Sarah Sternhagen, Stephen Pettigrew · 2026-11-05 21:15 UTC

The average battleground district identified by the NBC News Decision Desk moved almost 16 points toward Democrats compared with the 2024 presidential margin there.

The average battleground district identified by the NBC News Decision Desk moved almost 16 points toward Democrats compared with the 2024 presidential margin there.

Rep. Henry Cuellar won by a 36-point margin in a district Donald Trump carried by about 15 points in 2024. Gabriel V. Cárdenas for The Washington Post via Getty

The most competitive House districts in the country shifted to the left dramatically, with Democrats running up the score in key races and racking up impressive wins in red districts, according to an analysis of the House races rated as “battleground districts” by NBC News’ Decision Desk before the election.

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