2012Final results
2012 election for Iowa House District 40
Iowa House of Representatives · Iowa
John Forbes (D) won with 53.1% of the vote, defeating Mike Brown (R) by 6.2 points.
John ForbesDemocrat · winner
53.1%9,113
Mike BrownRepublican
46.8%8,044
17,173 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 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET