How do the US Senate elections work?

US Senate seats are filled every six years by the voters of the state the Senator represents. These elections are held in even numbered years. Senators' terms are staggered so 1/3 of the Senate comes up for reelection every two years.Apr 30, 2016 read more

Elections in the United States are held for government officials at the federal, state, and local levels. At the federal level, the nation's head of state, the President, is elected indirectly by the people of each state, through an Electoral College. Today, these electors almost always vote with the popular vote of their state. read more

The Senate voting works on a quota system, and with six senators to be elected, the quota is around 14.3%. By these figures, the Liberal/National Coalition and Labor safely win two quotas - and two senators - each. read more

As noted by the other answer, barring special elections, one-third of Senate seats come up for election every even-numbered year. All House seats come up for election every even-numbered year. Every state holds the general election for Senate and House seats in November -- a date set by federal law. read more