2012Final results
2012 election for Missouri House District 99
Missouri House of Representatives · Missouri
Andrew Koenig (R) won with 59.2% of the vote, defeating William H. Pinkston (D) by 18.4 points.
Andrew KoenigRepublican · winner · incumbent
59.2%10,755
William H. PinkstonDemocrat
40.8%7,405
18,160 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