2018Final results
2018 election for Iowa Senate District 33
Iowa State Senate · Iowa
Robert M. Hogg (D) won with 65.5% of the vote, defeating Edward Bernie Hayes (R) by 31.1 points.
Robert M. HoggDemocrat · winner · incumbent
65.5%17,912
Edward Bernie HayesRepublican
34.4%9,407
27,354 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET