| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1936 | IA | D | Governor | Primary | 1 | 82,791 | 61.2% | ||
| 1936 | IA | D | Governor | General | 1 | 524,178 | 48.6% | ||
| 1938 | IA | D | Governor | Primary | 1 | 140,370 | 100.0% | ||
| 1938 | IA | D | Governor | General | 2 | 387,779 | 45.7% | ||
| 1942 | IA | D | Governor | Primary | 1 | 50,172 | 63.9% | ||
| 1942 | IA | D | Governor | General | 2 | 258,310 | 37.0% | ||
| 1950 | IA | D | U.S. Senate Class 3 | Primary | 2 | 31,097 | 31.4% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |