2018 Election Forecast Review

This dataset contains FiveThirtyEight’s final forecasts for all House, Senate, and gubernatorial races in the 2018 U.S. midterm elections, using their classic, deluxe, and lite models.
Forecast probabilities were generated as of the morning of November 6, 2018 (Election Day), and outcome data reflects results as of December 3, 2018.
The dataset enables evaluation of forecast performance across modeling approaches and race types.