The statewide primary for Delaware is on September 15, 2020. The filing deadline to run passed on July 14, 2020. Candidates are running in congressional elections for one seat in the U.S. House and one seat in the U.S. Senate.

Primary winners will advance to the general election scheduled for November 3, 2020. Delaware’s primary is the final statewide primary to take place in the 2020 election cycle.

The U.S. Senate has 45 Democrats, 53 Republicans, and two independents who caucus with the Democratic Party. Only 35 out of 100 Senate seats are up for election. A majority in the chamber requires 51 seats. Meanwhile, the U.S. House has 232 Democrats, 198 Republicans, one Libertarian, and four vacancies. All 435 seats are up for election. A majority in the chamber requires 218 seats.