2026 Wisconsin · U.S. House

WI-07 House race odds

As of Oct 2, 2026, prediction markets give Republican Michael Alfonso a 94% chance of winning the 2026 race for WI-07 over Democrat Fred Clark (Kalshi 93%, Polymarket 95%).

Updated · prices refresh every 10 minutes

Fred Clark (D)6%
Michael Alfonso (R) 94%
Market rating
Safe R
Kalshi (D / R)
6.7% / 93.3%
Polymarket (D / R)
5.1% / 94.9%
Gap between exchanges
1.7 pts
Election Day
Nov 3, 2026 (32 days)

Price history

Democratic odds are essentially unchanged since Oct 2, 2026.

0%25%50%75%100%Oct 2Oct 2Oct 2
KalshiPolymarketDemocratic odds, Oct 2 – Oct 2

Every candidate, by exchange

Each exchange's prices rescaled to add up to 100%. Kalshi prices are the bid–ask midpoint; Polymarket prices are its displayed price.

Kalshi open market ↗

OutcomeChanceVolume
Michael Alfonso (R)93.3%$5K
Fred Clark (D)6.7%$6K

Polymarket open market ↗

OutcomeChanceVolume
Michael Alfonso (R)94.9%$28K
Fred Clark (D)5.1%$22K

Questions about this race

Who is favored to win the 2026 WI-07 House race?

As of Oct 2, 2026, prediction markets give Republican Michael Alfonso a 94% chance of winning the 2026 race for WI-07 over Democrat Fred Clark (Kalshi 93%, Polymarket 95%).

What do Kalshi and Polymarket say?

Kalshi: Democrats 7%, Republicans 93%. Polymarket: Democrats 5%, Republicans 95%. The two exchanges differ by 1.7 points.

How have the odds moved this week?

Democratic odds are essentially unchanged since Oct 2, 2026.

When is the 2026 election?

Election Day is Nov 3, 2026, 32 days from now.

Other Wisconsin races in 2026

Closest House races in 2026

Data

Price history (JSON)All 2026 races (JSON)All 2026 races (CSV)2026 dashboardMethodology

Cite as: Parlay the People, “2026 WI-07 House race,” https://parlaythepeople.com/2026/house/wi-7/, accessed Oct 2, 2026. Prediction-market prices are crowd forecasts, not certainties, and nothing here is betting or investment advice.