 All of Iowa's executive officers were up for election as well as all four of Iowa's seats in the United States House of Representatives, 25 (half) of the seats in the Iowa Senate, and all 100 seats in the Iowa House of Representatives.Incumbent Republican Governor Terry Branstad, who has served for two consecutive and six total terms as Iowa Governor, resigned to be the United States Ambassador to China in 2017.Lieutenant Governor Kim Reynolds assumed the governorship and was seeking a full term.