| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 1996 | MD | D | U.S. House | District 08 | Primary | 6 | 1,947 | 5.1% | |
| 1998 | MD | D | U.S. House | District 08 | Primary | 4 | 3,261 | 7.1% | |
| 2000 | MD | D | U.S. Senate Class 1 | Primary | 2 | 45,984 | 9.9% | ||
| 2006 | MD | D | U.S. Senate Class 1 | Primary | 13 | 2,305 | 0.4% | ||
| 2012 | MD | D | U.S. House | District 08 | Primary | 2 | 3,041 | 7.8% | |
| 2014 | MD | D | U.S. House | District 08 | Primary | 2 | 3,834 | 5.8% | |
| 2018 | MD | D | U.S. House | District 06 | Primary | 7 | 650 | 1.1% | |
|
Age: Age as of July 1 of the year pertaining to this election. |