| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1998 | MD | D | U.S. House | District 02 | Primary | 1 | 17,998 | 44.8% | |
| 1998 | MD | D | U.S. House | District 02 | General | 2 | 64,474 | 30.7% | |
| 2000 | MD | D | U.S. House | District 02 | Primary | 1 | 21,845 | 48.0% | |
| 2000 | MD | D | U.S. House | District 02 | General | 2 | 81,591 | 31.3% | |
| 2002 | MD | D | U.S. House | District 02 | Primary | 3 | 5,104 | 7.8% | |
| 2004 | MD | D | U.S. House | District 06 | Primary | 1 | 7,704 | 22.9% | |
| 2004 | MD | D | U.S. House | District 06 | General | 2 | 90,108 | 29.5% | |
|
Age: Age as of July 1 of the year pertaining to this election. |