Current U.S. Senators for the state of Arizona:
Arizona was admitted to the Union on February 14, 1912. U.S. senators from Arizona belong to Class 1 and Class 3 and are popularly elected for a six-year term beginning January 3. Elections are held the first Tuesday after November 1. The state's current U.S. senators are Democrat Kyrsten Sinema and Republican Martha McSally, both serving since 2019, making it one of nine states to have a split United States Senate delegation.