As of 15 March 2024, Republicans are defending 11 seats while Democrats and aligned independents are defending 23 on 5 November 2024 (270 to Win, Ballotpedia).

Confused? Check our FAQ or ask us for help. To learn more about Good Judgment and Superforecasting, click here.

To learn more about how you can become a Superforecaster, see here. For other posts from our Insights blog, click here.