The 2026 United States Senate election in Cascade was held on November 3, 2026, to elect the U.S. Senator from Cascade. Incumbent Democratic Senator NPC Democratic opted to retire instead of seeking another term.
Politician Everett McKeown won the Unity nomination and politician Buck Nakkid won the Republican nomination, the Democratic Party did not fill a candidate but endorsed Everett McKeown on the race. On election night, underdog Buck Nakkid would pull off one of the biggest upsets in American history against Everett McKeown, who was considered by many pollsters and news outlets as the favorite to win.