Incumbent senator Orrin Hatch was eligible for re-election, but did not run in 2018.

[1] Republican Mitt Romney was elected to the U. S. Senate, defeating Democratic nominee and Salt Lake County Council member Jenny Wilson.

[2] All of Utah's four seats in the United States House of Representatives were up for election in November.

In district 4, Salt Lake County Mayor Ben McAdams defeated two-term incumbent Republican Mia Love.

Fifteen Utah Senate seats were up for election in November.