2026 South Carolina · U.S. House

SC-04 House race odds

As of Oct 2, 2026, prediction markets give Republican William Timmons a 98% chance of winning the 2026 race for SC-04 over Democrat Courtney McClain (Kalshi 97%, Polymarket 98%).

Updated · prices refresh every 10 minutes

Courtney McClain (D)2%
William Timmons (R) 98%
Market rating
Safe R
Kalshi (D / R)
2.5% / 97.5%
Polymarket (D / R)
2.0% / 98.0%
Gap between exchanges
0.6 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
William Timmons (R)97.5%$5K
Courtney McClain (D)2.5%$2K

Polymarket open market ↗

OutcomeChanceVolume
William Timmons (R)98.0%$23K
Courtney McClain (D)2.0%$25K

Questions about this race

Who is favored to win the 2026 SC-04 House race?

As of Oct 2, 2026, prediction markets give Republican William Timmons a 98% chance of winning the 2026 race for SC-04 over Democrat Courtney McClain (Kalshi 97%, Polymarket 98%).

What do Kalshi and Polymarket say?

Kalshi: Democrats 3%, Republicans 97%. Polymarket: Democrats 2%, Republicans 98%. The two exchanges differ by 0.6 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 South Carolina races in 2026

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Data

Cite as: Parlay the People, “2026 SC-04 House race,” https://parlaythepeople.com/2026/house/sc-4/, accessed Oct 2, 2026. Prediction-market prices are crowd forecasts, not certainties, and nothing here is betting or investment advice.