Republicans added four seats to their majority in the Iowa House and Democrats were able to retain control of the Iowa Senate. In the Iowa House, 15 new House members were elected. Six seats changed party: One Republican seat changed to Democrat. Five seats were Democrat that changed to Republican. Four Democratic incumbents were defeated; no Republican incumbents lost a seat.
In the Iowa Senate, six new State Senators were elected. One Democratic incumbent lost his seat; no Republican incumbents lost a seat. For the past two years Democrats had held a narrow, 26 to 24 seat edge in the Iowa Senate and, while some of the seats changed hands, Democrats will be in control by the same 26-to-24 margin for the next few years.