The 2018 United States House of Representatives elections in Idaho were held on Tuesday, November 6, 2018, to elect the two U.S. representatives from the U.S. state of Idaho, one from each of the state's two congressional districts. Primaries were held on May 15, 2018. The elections and primaries coincided with the elections and primaries of other federal and state offices.
Results of the 2018 United States House of Representatives elections in Idaho by district:
The incumbent was Republican Raúl Labrador, who had represented the district since 2011 and was reelected with 68% of the vote in 2016. He retired to unsuccessfully run in the 2018 Republican gubernatorial primary.
The incumbent was Republican Mike Simpson, who had represented the district since 1999. He was reelected with 63% of the vote in 2016.
Official campaign websites for first district candidates
Official campaign websites for second district candidates