Delaware 2026 SENATE FORECAST

2026 Delaware Senate Forecast:

The Pollsmax 2026 Delaware Senate forecast currently gives Democrat Chris Coons a 98.7% chance of defeating Republican Michael Katz. Pollsmax projects Coons to receive 61.5% of the vote compared with 38.5% for Katz, a projected Democratic margin of 23 percentage points. The model currently rates the race as Solid Democratic. The forecast is updated using 100,000 simulations incorporating polling and race fundamentals. See the Pollsmax forecast methodology.

The 2026 Delaware Senate election features Democrat Chris Coons and Republican Michael Katz. Incumbent senator Chris Coons is seeking reelection to a fourth term, having served in the US Senate since 2009. In 2024, Kamala Harris won Delaware by 14.7%, and Democrats are expected to easily retain the state's Senate seat in 2026. The race will test whether the incumbent party can hold its existing Senate coalition as national conditions shift during the midterm cycle.