1980Final results
1980 election for Missouri House District 159
Missouri House of Representatives · Missouri
Dennis Ziegenhorn (D) won with 63.6% of the vote, defeating Richard Powell (R) by 27.1 points.
Dennis ZiegenhornDemocrat · winner
63.6%7,474
Richard PowellRepublican
36.4%4,283
11,757 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 1980
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET