| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1968 | IA | D | State Senate | District 017 | General | 1 | 14,034 | 56.2% | |
| 1970 | IA | D | Lt. Governor | Primary | 1 | 75,530 | 100.0% | ||
| 1970 | IA | D | Lt. Governor | General | 2 | 338,722 | 44.4% | ||
| 1972 | IA | D | State Senate | District 037 | General | 1 | 18,584 | 65.1% | |
| 1974 | IA | D | State Senate | District 037 | General | 1 | 11,866 | 67.7% | |
| 1978 | IA | D | Lt. Governor | Primary | 2 | 50,049 | 48.4% | ||
| 1980 | IA | D | State House | District 074 | General | 1 | 10,494 | 68.2% | |
| 1982 | IA | D | State House | District 045 | General | 1 | 8,506 | 99.8% | |
| 1984 | IA | D | State House | District 045 | General | 1 | 11,922 | 98.1% | |
| 1986 | IA | D | State House | District 045 | General | 1 | 7,646 | 98.2% | |
| 1988 | IA | D | State House | District 045 | General | 1 | 11,915 | 98.0% | |
| 1990 | IA | D | State House | District 045 | General | 1 | 8,794 | 91.8% | |
| 1992 | IA | D | State House | District 045 | General | 1 | 8,012 | 55.4% | |
| 1994 | IA | D | State House | District 045 | General | 1 | 5,366 | 65.4% | |
| 1996 | IA | D | State House | District 045 | General | 1 | 8,400 | 100.0% | |
| 1998 | IA | D | State House | District 045 | General | 1 | 5,700 | 100.0% | |
|
Age: Age as of July 1 of the year pertaining to this election. |