2018Final results
2018 election for Iowa House District 50
Iowa House of Representatives · Iowa
Pat Grassley (R) won with 66.8% of the vote, defeating Dennis J. Evans (D) by 33.7 points.
Pat GrassleyRepublican · winner · incumbent
66.8%8,763
Dennis J. EvansDemocrat
33.1%4,346
13,114 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