Senate Election Explorer

This is not a forecast. Choose one of the two most recent U.S. Senate elections in the state and use the slider to see how different voting patterns could have changed that historical result.

2026 U.S. Senate election

General election Nov. 3, 2026

Previous elections

The historical context

votes

Voters switching sidescould have changed the winner

How is this calculated?

The “voters switching sides” figure is half the margin, rounded down, plus one.

What if more people voted differently?

Move the slider to shift votes between the two leading candidates shown above. Other-candidate votes remain unchanged. This is a historical illustration, not a prediction of what will happen in 2026.

No change

Scenario winner

Scenario margin

2026 context

Based on the issue research used in the House Control Project.