2022Final results
2022 election for Iowa House District 40
Iowa House of Representatives · Iowa
Bill Gustoff (R) won with 49.8% of the vote, defeating Mackenzie Bills (D) by 3.3 points.
Bill GustoffRepublican · winner
49.8%6,300
Mackenzie BillsDemocrat
46.5%5,879
Jeni KadelLibertarian
3.7%469
12,654 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2022
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET