| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1970 | IA | D | Treasurer | Primary | 1 | 74,631 | 100.0% | ||
| 1970 | IA | D | Treasurer | General | 2 | 335,400 | 45.5% | ||
| 1974 | IA | D | Lt. Governor | Primary | 2 | 51,948 | 45.7% | ||
| 1978 | IA | D | Lt. Governor | Primary | 1 | 53,277 | 51.6% | ||
| 1978 | IA | D | Lt. Governor | General | 2 | 315,646 | 42.3% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |