Who wins the Senate?

Last update: September 26, 2020 13:06

Democrats are Favored to win control

61.6%

38.4%

How the race changed over time

Steve Bullock (MT) enters race

Creates pathway to 51-seat majority

Joe Biden odds move outside MOE

50 seats needed for majority

Change in Senate composition

Which states switch hands

Democratic Gain                     Republican Gain

With Tossup                     No Tossup

49(+2)

53(+6)

46(-2)

47(-6)

Arizona

Mark Kelly +6.2%

Colorado

John Hickenlooper +9.5%

Maine

Sara Gideon +3.3%

Alabama

Tommy Tuberville +9.6%

If you are a campaign / organization who wants access to our data, please email us at 2020@OurProgress.org

Data visualization by amcharts - check them out!