2018Final results
2018 election for Missouri Senate District 8
Missouri State Senate · Missouri
Mike Cierpiot (R) won with 54.7% of the vote, defeating Hillary Shields (D) by 9.3 points.
Mike CierpiotRepublican · winner
54.7%41,150
Hillary ShieldsDemocrat
45.3%34,127
75,277 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