Kalshi

2026 Midterms: House popular vote margin of victory? (Generic ballot)

At the release of the national House popular vote data

As of October 5, 2026, traders on Kalshi favor Democrats, 8 to 10% at 28%, ahead of Democrats, 10 to 12% at 23%. $34K traded in the last 24 hours, $2.1M in all.

Favorite
Democrats, 8 to 10% 28%
24 hours
down 1 pts
Traded today
$34K
Traded in all
$2.1M
Closes
November 3, 2027

Every outcome (top 6 of 10)

  1. Democrats, 8 to 10%28%▼ 1
  2. Democrats, 10 to 12%23%▲ 2
  3. Democrats, 6 to 8%19%
  4. Democrats, 12 to 14%10%▲ 1
  5. Democrats, 4 to 6%9%
  6. Republicans win5%

4 more outcomes, mostly long shots, are listed on Kalshi.

How the odds have moved

0%25%50%75%100%3:53 AM3:53 PM3:53 AM28% Democrats, 8 to 10%

The line follows the current favorite, Democrats, 8 to 10%. One reading an hour.

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Prices are Kalshi's own (bid/ask midpoint), collected every 10 minutes. Research, not betting advice.

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