| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1936 | IA | D | U.S. House | District 03 | Primary | 4 | 1,162 | 10.5% | |
| 1940 | IA | D | U.S. House | District 03 | Primary | 1 | 5,593 | 100.0% | |
| 1940 | IA | D | U.S. House | District 03 | General | 2 | 43,709 | 40.1% | |
| 1942 | IA | D | U.S. Senate Class 2 | Primary | 2 | 17,190 | 21.7% | ||
| 1942 | IA | Progressive New Dealer | U.S. Senate Class 2 | General | 4 | 821 | 0.1% | ||
| 1944 | IA | D | U.S. Senate Class 3 | Primary | 2 | 7,598 | 17.1% | ||
| 1946 | IA | D | U.S. House | District 03 | Primary | 2 | 1,916 | 41.6% | |
| 1948 | IA | D | U.S. Senate Class 2 | Primary | 2 | 13,680 | 21.0% | ||
| 1950 | IA | D | U.S. Senate Class 3 | Primary | 6 | 4,225 | 4.3% | ||
| 1950 | IA | States Rights Democrat | U.S. Senate Class 3 | General | 4 | 571 | 0.1% | ||
| 1952 | IA | Republican Vigilantes | Governor | General | 4 | 1,202 | 0.1% | ||
| 1954 | IA | D | U.S. House | District 03 | Primary | 2 | 2,278 | 26.7% | |
| 1954 | IA | Republicson | U.S. Senate Class 2 | General | 3 | 2,234 | 0.3% | ||
| 1956 | IA | R | U.S. House | District 03 | Primary | 2 | 6,292 | 21.7% | |
| 1960 | IA | R | U.S. Senate Class 2 | Primary | 6 | 10,931 | 5.1% | ||
| 1962 | IA | R | U.S. House | District 03 | Primary | 2 | 3,734 | 12.9% | |
| 1964 | IA | R | U.S. House | District 03 | Primary | 2 | 3,285 | 12.1% | |
| 1966 | IA | D | U.S. Senate Class 2 | Primary | 3 | 8,646 | 10.9% | ||
|
Age: Age as of July 1 of the year pertaining to this election. |