Nominees for the presidential election included Republican Donald Trump, Democrat Joe Biden, and Libertarian Jo Jorgensen.

Democrat Barbara Bollier, Republican Roger Marshall, and Libertarian Jason Buckley ran for this position in the general election.

There was one justice, Eric Rosen, of the Kansas Supreme Court whose appointment expired on January 10, 2021, which was up for retention in this general election.

[6] The justices were Sarah Warner, David E. Bruns, G.Gordon Atcheson, Karen Arnold-Burger, and Kathryn Gardner.

There were no statewide ballot measures certified for the 2020 general election in Kansas on November 3, 2020.