2018Final results
2018 election for Iowa Senate District 21
Iowa State Senate · Iowa
Claire Celsi (D) won with 66.0% of the vote, defeating Brian B. Bales (R) by 32.2 points.
Claire CelsiDemocrat · winner
66.0%20,499
Brian B. BalesRepublican
33.8%10,511
31,056 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