1972Final results
1972 election for Colorado Senate District 21
Colorado State Senate · Colorado
J. Robert Allshouse (R) won with 63.1% of the vote, defeating Cordelle H. Brooner (D) by 26.3 points.
J. Robert AllshouseRepublican · winner
63.1%13,544
Cordelle H. BroonerDemocrat
36.9%7,905
21,449 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