1972Final results
1972 election for Iowa Senate District 21
Iowa State Senate · Iowa
John S. Murray (R) won with 52.0% of the vote, defeating Barbara A. Koerber (D) by 4.0 points.
John S. MurrayRepublican · winner
52.0%13,841
Barbara A. KoerberDemocrat
48.0%12,787
26,628 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 1972
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET