Here's a look at the age of the current U.S. Senate. Mitch McConnell, who represents Kentucky, is 83 years old. He is currently the third-oldest sitting senator. McConnell, a Republican ...

and this Congress is the third oldest since its creation, according to NBC News. The average age in the Senate is 63.8 years, while the House’s average age is 57.7 years. Twenty members of ...

Durbin is the latest in a line of 65+ year-old Democrats to opt out of another Senate bid. Michigan Sen. Gary Peters, 66,; ...

Mark R. Joslyn is a professor of political science at the University of Kansas.