# 1974 United States Senate election in Iowa

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The 1974 United States Senate election in Iowa took place on November 5, 1974. Incumbent Democratic U.S. Senator Harold E. Hughes retired. The open seat was won by U.S. Representative John C. Culver, defeating Republican State Representative David M. Stanley. As of 2022, this was the most recent election in which a Democrat, or anyone other than Chuck Grassley, has won the Class 3 Senate seat in Iowa.

## Republican primary
### Candidates

* George Milligan, State Senator from Des Moines
* David M. Stanley, State Representative from Muscatine and nominee for Senate in 1968

### Results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | David M. Stanley | 87,464 | 66.93% |
| | Republican | George Milligan | 43,206 | 33.06% |
| | Write-in | All others | 6 | 0.01% |
| Total votes | Total votes | Total votes | 130,676 | 100.00% |

## General election
### Results

1974 United States Senate election in Iowa :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | John C. Culver | 462,947 | 52.04% | 1.79 |
| | Republican | David M. Stanley | 420,546 | 47.28% | 2.41 |
| | American Independent | Lorin Oxley | 6,028 | 0.68% | N/A |
| | Write-ins | | 40 | 0.00% | N/A |
| Total votes | Total votes | Total votes | 889,561 | 100.00% | |
| | Democratic hold | Democratic hold | Swing | | |