The 2018 Pennsylvania gubernatorial election took place on November 6, 2018, to elect the Governor and Lieutenant Governor of Pennsylvania, concurrently with the election of Pennsylvania's Class I U.S. Senate seat, as well as elections to the United States House of Representatives and various local elections. Incumbent Governor Tom Wolf won re-election to a second term by a double-digit margin, defeating Republican challenger Scott Wagner and two third-party candidates from the Green Party, Paul Glover and Libertarian Party, Ken Krawchuk. The primary elections were held on May 15. This was the only Democratic-held governorship up for election in 2018 in a state Donald Trump won in the 2016 presidential election.

The 2018 United States Senate election in Pennsylvania took place on November 6, 2018, to elect a member of the United States Senate to represent the State of Pennsylvania, concurrently with other elections to the United States Senate, elections to the United States House of Representatives, and various state and local elections. The primary elections were held on May 15. Incumbent Democratic Senator Bob Casey Jr. ran for re-election to a third term. Casey, who faced no primary opposition, defeated the Republican nominee, Lou Barletta, Green Party nominee Neal Gale, and Libertarian Party nominee Dale Kerns. Casey was the first senator to be elected to a third term from Pennsylvania since Arlen Specter in 1992, and the first Pennsylvania Democrat to be popularly elected to three terms in the Senate.