2016Final results
2016 election for Iowa Senate District 20
Iowa State Senate · Iowa
Brad Zaun (R) won with 59.4% of the vote, defeating Miyoko Hikiji (D) by 19.1 points.
Brad ZaunRepublican · winner · incumbent
59.4%22,431
Miyoko HikijiDemocrat
40.4%15,238
37,738 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET