1970Final results
1970 election for Iowa House District 31
Iowa House of Representatives · Iowa
Clyde Rex (R) won with 44.4% of the vote, defeating Dennis L. Miller (D) by 8.2 points.
Clyde RexRepublican · winner · incumbent
44.4%2,973
Dennis L. MillerDemocrat
36.2%2,422
Lyle NaylorOther party
19.5%1,303
6,698 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET