
Incumbent Sen. Susan Collins (R) and Troy Jackson (D) are running in the general election for the U.S. Senate in Maine on Nov. 3, 2026. On July 10, 2026, Graham Platner (D), the winner of the 2026 Democratic primary for the U.S. Senate in Maine, withdrew from the general election following an allegation of sexual assault. As a result, the Maine Democratic Party held a nominating convention to select…

Maine Gov. Janet Mills (D) announced on April 30 that she would suspend her campaign for the Democratic nomination for U.S. Senate, becoming the first governor to do so since 1988. In a statement, Mills said, “While I have the drive and passion, commitment and experience, and above all else — the fight — to…