| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1986 | IA | D | U.S. Senate Class 3 | Primary | 1 | 88,347 | 83.8% | ||
| 1986 | IA | D | U.S. Senate Class 3 | General | 2 | 299,406 | 33.6% |
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Age: Age as of July 1 of the year pertaining to this election. Asterisk in 'Pos' column: Indicates an election winner who did not finish in first place. |