| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1964 | IA | D | Secretary of State | Primary | 1 | 85,288 | 100.0% | ||
| 1964 | IA | D | Secretary of State | General | 1 | 607,500 | 54.6% | ||
| 1966 | IA | D | U.S. Senate Class 2 | Primary | 2 | 22,650 | 28.5% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |