Ohio’s 8th District House Race 2026
Ohio’s 8th Congressional District heads to the polls on November 3, 2026, to elect its U.S. House representative. The district, covering west-central Ohio including Lima and Hamilton, has long leaned Republican, with incumbents typically winning by wide margins. The 2026 contest will test whether that pattern holds amid shifting national political currents.
Why Markets Are Watching
House races like OH-08 help determine which party controls the chamber for the remainder of the decade. Even in safe districts, shifts in turnout or candidate quality can signal broader voter sentiment ahead of a midterm cycle. Local results often serve as early indicators of national political momentum.
How Prediction Markets Frame the Race
The market reduces a multifaceted campaign into a binary question: which party’s nominee wins the seat. Traders weigh factors like incumbency strength, district partisanship, and candidate fundraising to assess the contest’s competitiveness. Given the district’s historical lean, the market effectively measures whether any erosion in that advantage is underway.
Related terms
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Democratic Party (United States) -
Republican Party (United States) -
United States Congress -
Ohio -
United States midterm election -
Lima, Ohio -
Hamilton, Ohio -
Warren Davidson -
Vanessa Echols
Total Volume
$15.4k
Kalshi $2.3k · Polymarket $13.1k
Leading Market
Warren Davidson
Kalshi 92% · Polymarket 94%
Warren Davidson Volume
$7.8k
Kalshi $1.1k · Polymarket $6.6k
Warren Davidson 24h Change
-0.80%
Kalshi -0.80% · Polymarket 0.00%
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 |
|---|---|---|---|---|---|---|
| Warren DavidsonRepublican Party | 92.6¢ | 7.0% | , trade Warren Davidson on Kalshi (opens in a new tab) | 94.0¢ | 5% | , trade Warren Davidson on Polymarket (opens in a new tab) |
| Vanessa EcholsDemocratic Party | 8.5¢ | 7.0% | , trade Vanessa Echols on Kalshi (opens in a new tab) | 8.0¢ | 5% | , trade Vanessa Echols 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) |
|---|---|---|---|
| Warren DavidsonRepublican Party | $7,775.66 | ||
| Vanessa EcholsDemocratic Party | $7,627.22 |