| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1964 | MT | D | U.S. House | District 02 | Primary | 2 | 23,338 | 36.6% | |
| 1968 | MT | D | U.S. House | District 02 | Primary | 1 | 18,003 | 69.9% | |
| 1968 | MT | D | U.S. House | District 02 | General | 2 | 39,752 | 32.2% | |
| 1980 | MT | D | Governor | Primary | 4 | 3,377 | 2.5% | ||
| 1984 | MT | D | Governor | Primary | 2 | 18,423 | 18.6% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |