| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1964 | MD | D | U.S. House | District 06 | Primary | 1 | 26,519 | 37.3% | |
| 1964 | MD | D | U.S. House | District 06 | General | 2 | 112,410 | 45.5% | |
| 1966 | MD | D | U.S. House | District 08 | Primary | 1 | 27,613 | 48.5% | |
| 1966 | MD | D | U.S. House | District 08 | General | 2 | 59,568 | 45.6% | |
|
Age: Age as of July 1 of the year pertaining to this election. |