Delaware At-Large House Race: 2026 Winner
Delaware’s lone at-large House seat is up for election in November 2026. As a single statewide district, the race represents the entire state’s voice in the U.S. House of Representatives. Delaware has leaned Democratic in recent federal elections, but the specific candidates and political climate heading into 2026 will shape the contest.
Why Markets Are Watching
Control of Delaware’s single House seat carries outsized symbolic weight relative to its size, since the entire state’s representation hinges on one race. The outcome also feeds into the broader national picture of which party holds the House majority in 2027. Any shift in a traditionally safe state would signal wider electoral trends.
How Prediction Markets Frame the Race
The market reduces a multi-candidate election to a binary question: will the seat stay with the incumbent party or flip? Traders are effectively weighing historical partisan lean against the strength of challengers and any shifts in statewide sentiment. This framing isolates partisan control as the key variable, separate from vote-share margins or turnout specifics.
Related terms
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Democratic Party (United States) -
Republican Party (United States) -
United States House of Representatives -
Delaware -
2022 Alaska's at-large congressional district special election
Total Volume
$66.2k
Kalshi $5.3k · Polymarket $60.9k
Leading Market
Sarah Elizabeth Mcbride
Polymarket 99%
Sarah Elizabeth Mcbride Volume
$3k
Polymarket $3k
Calculate Your Potential Return
- Kalshi(opens in a new tab) 7.0% fee
- Polymarket(opens in a new tab) 5.0% fee
| Market | Kalshi Yes | Kalshi Fee | Kalshi Payout | Polymarket Yes | Polymarket Fee | Polymarket Payout |
|---|---|---|---|---|---|---|
| Sarah Elizabeth McbrideDemocratic Party | — | — | — | 99.0¢ | 5% | , trade Sarah Elizabeth Mcbride on Polymarket (opens in a new tab) |
| Sarah McBrideDemocratic Party | 98.9¢ | 7.0% | , trade Sarah McBride on Kalshi (opens in a new tab) | — | — | — |
| Joseph ArminioRepublican Party | 2.3¢ | 7.0% | , trade Joseph Arminio on Kalshi (opens in a new tab) | 3.0¢ | 5% | , trade Joseph Arminio on Polymarket (opens in a new tab) |
* Estimates if candidate wins. Actual returns may vary.
All Markets
| Market | Total Volume | Kalshi(opens in a new tab) | Polymarket(opens in a new tab) |
|---|---|---|---|
| Sarah Elizabeth McbrideDemocratic Party | $2,992.66 | No market | |
| Sarah McBrideDemocratic Party | $973.04 | No market | |
| Joseph ArminioRepublican Party | $62,252.92 |