1974Final results
1974 election for Colorado Senate District 18
Colorado State Senate · Colorado
Eldon W. Cooper (D) won with 73.6% of the vote, defeating D. F. Renshaw Sr. (R) by 47.1 points.
Eldon W. CooperDemocrat · winner
73.6%14,318
D. F. Renshaw Sr.Republican
26.4%5,143
19,461 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 1974
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET