Lisa Blunt Rochester Democratic Lisa Blunt Rochester Democratic The 2018 United States House of Representatives election in Delaware was held on November 6, 2018, to elect the U.S. representative from Delaware's at-large congressional district, who will represent the state of Delaware in the 116th United States Congress.

Democratic Congresswoman Lisa Blunt Rochester, the incumbent, won re-election.

Lisa Blunt Rochester ran unopposed in the primary and automatically became the Democratic nominee.

Organizations Political candidates Shortly after the final results for the Republican primary, controversy almost immediately emerged about Scott Walker’s victory, as Lee Murphy had been seen by many as the favorite to win.

A Dem wins a Republican primary?”[4] Murphy also called for an investigation into the results.